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1 | /*#######################################################################################*/ |
1 | /*#######################################################################################*/ |
2 | /* !!! THIS IS NOT FREE SOFTWARE !!! */ |
2 | /* !!! THIS IS NOT FREE SOFTWARE !!! */ |
3 | /*#######################################################################################*/ |
3 | /*#######################################################################################*/ |
4 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
4 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
5 | // + www.MikroKopter.com |
5 | // + www.MikroKopter.com |
6 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
6 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
7 | // + Software Nutzungsbedingungen (english version: see below) |
7 | // + Software Nutzungsbedingungen (english version: see below) |
8 | // + der Fa. HiSystems GmbH, Flachsmeerstrasse 2, 26802 Moormerland - nachfolgend Lizenzgeber genannt - |
8 | // + der Fa. HiSystems GmbH, Flachsmeerstrasse 2, 26802 Moormerland - nachfolgend Lizenzgeber genannt - |
9 | // + Der Lizenzgeber räumt dem Kunden ein nicht-ausschließliches, zeitlich und räumlich* unbeschränktes Recht ein, die im den |
9 | // + Der Lizenzgeber räumt dem Kunden ein nicht-ausschließliches, zeitlich und räumlich* unbeschränktes Recht ein, die im den |
10 | // + Mikrocontroller verwendete Firmware für die Hardware Flight-Ctrl, Navi-Ctrl, BL-Ctrl, MK3Mag & PC-Programm MikroKopter-Tool |
10 | // + Mikrocontroller verwendete Firmware für die Hardware Flight-Ctrl, Navi-Ctrl, BL-Ctrl, MK3Mag & PC-Programm MikroKopter-Tool |
11 | // + - nachfolgend Software genannt - nur für private Zwecke zu nutzen. |
11 | // + - nachfolgend Software genannt - nur für private Zwecke zu nutzen. |
12 | // + Der Einsatz dieser Software ist nur auf oder mit Produkten des Lizenzgebers zulässig. |
12 | // + Der Einsatz dieser Software ist nur auf oder mit Produkten des Lizenzgebers zulässig. |
13 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
13 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
14 | // + Die vom Lizenzgeber gelieferte Software ist urheberrechtlich geschützt. Alle Rechte an der Software sowie an sonstigen im |
14 | // + Die vom Lizenzgeber gelieferte Software ist urheberrechtlich geschützt. Alle Rechte an der Software sowie an sonstigen im |
15 | // + Rahmen der Vertragsanbahnung und Vertragsdurchführung überlassenen Unterlagen stehen im Verhältnis der Vertragspartner ausschließlich dem Lizenzgeber zu. |
15 | // + Rahmen der Vertragsanbahnung und Vertragsdurchführung überlassenen Unterlagen stehen im Verhältnis der Vertragspartner ausschließlich dem Lizenzgeber zu. |
16 | // + Die in der Software enthaltenen Copyright-Vermerke, Markenzeichen, andere Rechtsvorbehalte, Seriennummern sowie |
16 | // + Die in der Software enthaltenen Copyright-Vermerke, Markenzeichen, andere Rechtsvorbehalte, Seriennummern sowie |
17 | // + sonstige der Programmidentifikation dienenden Merkmale dürfen vom Kunden nicht verändert oder unkenntlich gemacht werden. |
17 | // + sonstige der Programmidentifikation dienenden Merkmale dürfen vom Kunden nicht verändert oder unkenntlich gemacht werden. |
18 | // + Der Kunde trifft angemessene Vorkehrungen für den sicheren Einsatz der Software. Er wird die Software gründlich auf deren |
18 | // + Der Kunde trifft angemessene Vorkehrungen für den sicheren Einsatz der Software. Er wird die Software gründlich auf deren |
19 | // + Verwendbarkeit zu dem von ihm beabsichtigten Zweck testen, bevor er diese operativ einsetzt. |
19 | // + Verwendbarkeit zu dem von ihm beabsichtigten Zweck testen, bevor er diese operativ einsetzt. |
20 | // + Die Haftung des Lizenzgebers wird - soweit gesetzlich zulässig - begrenzt in Höhe des typischen und vorhersehbaren |
20 | // + Die Haftung des Lizenzgebers wird - soweit gesetzlich zulässig - begrenzt in Höhe des typischen und vorhersehbaren |
21 | // + Schadens. Die gesetzliche Haftung bei Personenschäden und nach dem Produkthaftungsgesetz bleibt unberührt. Dem Lizenzgeber steht jedoch der Einwand |
21 | // + Schadens. Die gesetzliche Haftung bei Personenschäden und nach dem Produkthaftungsgesetz bleibt unberührt. Dem Lizenzgeber steht jedoch der Einwand |
22 | // + des Mitverschuldens offen. |
22 | // + des Mitverschuldens offen. |
23 | // + Der Kunde trifft angemessene Vorkehrungen für den Fall, dass die Software ganz oder teilweise nicht ordnungsgemäß arbeitet. |
23 | // + Der Kunde trifft angemessene Vorkehrungen für den Fall, dass die Software ganz oder teilweise nicht ordnungsgemäß arbeitet. |
24 | // + Er wird die Software gründlich auf deren Verwendbarkeit zu dem von ihm beabsichtigten Zweck testen, bevor er diese operativ einsetzt. |
24 | // + Er wird die Software gründlich auf deren Verwendbarkeit zu dem von ihm beabsichtigten Zweck testen, bevor er diese operativ einsetzt. |
25 | // + Der Kunde wird er seine Daten vor Einsatz der Software nach dem Stand der Technik sichern. |
25 | // + Der Kunde wird er seine Daten vor Einsatz der Software nach dem Stand der Technik sichern. |
26 | // + Der Kunde ist darüber unterrichtet, dass der Lizenzgeber seine Daten im zur Vertragsdurchführung erforderlichen Umfang |
26 | // + Der Kunde ist darüber unterrichtet, dass der Lizenzgeber seine Daten im zur Vertragsdurchführung erforderlichen Umfang |
27 | // + und auf Grundlage der Datenschutzvorschriften erhebt, speichert, verarbeitet und, sofern notwendig, an Dritte übermittelt. |
27 | // + und auf Grundlage der Datenschutzvorschriften erhebt, speichert, verarbeitet und, sofern notwendig, an Dritte übermittelt. |
28 | // + *) Die räumliche Nutzung bezieht sich nur auf den Einsatzort, nicht auf die Reichweite der programmierten Software. |
28 | // + *) Die räumliche Nutzung bezieht sich nur auf den Einsatzort, nicht auf die Reichweite der programmierten Software. |
29 | // + #### ENDE DER NUTZUNGSBEDINGUNGEN ####' |
29 | // + #### ENDE DER NUTZUNGSBEDINGUNGEN ####' |
30 | // + Hinweis: Informationen über erweiterte Nutzungsrechte (wie z.B. Nutzung für nicht-private Zwecke) sind auf Anfrage per Email an info(@)hisystems.de verfügbar. |
30 | // + Hinweis: Informationen über erweiterte Nutzungsrechte (wie z.B. Nutzung für nicht-private Zwecke) sind auf Anfrage per Email an info(@)hisystems.de verfügbar. |
31 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
31 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
32 | // + Software LICENSING TERMS |
32 | // + Software LICENSING TERMS |
33 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
33 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
34 | // + of HiSystems GmbH, Flachsmeerstrasse 2, 26802 Moormerland, Germany - the Licensor - |
34 | // + of HiSystems GmbH, Flachsmeerstrasse 2, 26802 Moormerland, Germany - the Licensor - |
35 | // + The Licensor grants the customer a non-exclusive license to use the microcontroller firmware of the Flight-Ctrl, Navi-Ctrl, BL-Ctrl, and MK3Mag hardware |
35 | // + The Licensor grants the customer a non-exclusive license to use the microcontroller firmware of the Flight-Ctrl, Navi-Ctrl, BL-Ctrl, and MK3Mag hardware |
36 | // + (the Software) exclusively for private purposes. The License is unrestricted with respect to time and territory*. |
36 | // + (the Software) exclusively for private purposes. The License is unrestricted with respect to time and territory*. |
37 | // + The Software may only be used with the Licensor's products. |
37 | // + The Software may only be used with the Licensor's products. |
38 | // + The Software provided by the Licensor is protected by copyright. With respect to the relationship between the parties to this |
38 | // + The Software provided by the Licensor is protected by copyright. With respect to the relationship between the parties to this |
39 | // + agreement, all rights pertaining to the Software and other documents provided during the preparation and execution of this |
39 | // + agreement, all rights pertaining to the Software and other documents provided during the preparation and execution of this |
40 | // + agreement shall be the property of the Licensor. |
40 | // + agreement shall be the property of the Licensor. |
41 | // + The information contained in the Software copyright notices, trademarks, other legal reservations, serial numbers and other |
41 | // + The information contained in the Software copyright notices, trademarks, other legal reservations, serial numbers and other |
42 | // + features that can be used to identify the program may not be altered or defaced by the customer. |
42 | // + features that can be used to identify the program may not be altered or defaced by the customer. |
43 | // + The customer shall be responsible for taking reasonable precautions |
43 | // + The customer shall be responsible for taking reasonable precautions |
44 | // + for the safe use of the Software. The customer shall test the Software thoroughly regarding its suitability for the |
44 | // + for the safe use of the Software. The customer shall test the Software thoroughly regarding its suitability for the |
45 | // + intended purpose before implementing it for actual operation. The Licensor's liability shall be limited to the extent of typical and |
45 | // + intended purpose before implementing it for actual operation. The Licensor's liability shall be limited to the extent of typical and |
46 | // + foreseeable damage to the extent permitted by law, notwithstanding statutory liability for bodily injury and product |
46 | // + foreseeable damage to the extent permitted by law, notwithstanding statutory liability for bodily injury and product |
47 | // + liability. However, the Licensor shall be entitled to the defense of contributory negligence. |
47 | // + liability. However, the Licensor shall be entitled to the defense of contributory negligence. |
48 | // + The customer will take adequate precautions in the case, that the software is not working properly. The customer will test |
48 | // + The customer will take adequate precautions in the case, that the software is not working properly. The customer will test |
49 | // + the software for his purpose before any operational usage. The customer will backup his data before using the software. |
49 | // + the software for his purpose before any operational usage. The customer will backup his data before using the software. |
50 | // + The customer understands that the Licensor collects, stores and processes, and, where required, forwards, customer data |
50 | // + The customer understands that the Licensor collects, stores and processes, and, where required, forwards, customer data |
51 | // + to third parties to the extent necessary for executing the agreement, subject to applicable data protection and privacy regulations. |
51 | // + to third parties to the extent necessary for executing the agreement, subject to applicable data protection and privacy regulations. |
52 | // + *) The territory aspect only refers to the place where the Software is used, not its programmed range. |
52 | // + *) The territory aspect only refers to the place where the Software is used, not its programmed range. |
53 | // + #### END OF LICENSING TERMS #### |
53 | // + #### END OF LICENSING TERMS #### |
54 | // + Note: For information on license extensions (e.g. commercial use), please contact us at info(@)hisystems.de. |
54 | // + Note: For information on license extensions (e.g. commercial use), please contact us at info(@)hisystems.de. |
55 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
55 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
56 | #include <math.h> |
56 | #include <math.h> |
57 | #include <stdio.h> |
57 | #include <stdio.h> |
58 | #include <stdlib.h> |
- | |
59 | #include <string.h> |
58 | #include <string.h> |
60 | #include "91x_lib.h" |
59 | #include "91x_lib.h" |
61 | #include "ncmag.h" |
60 | #include "ncmag.h" |
- | 61 | #include "i2c1.h" |
|
62 | #include "i2c.h" |
62 | #include "i2c0.h" |
- | 63 | ||
63 | #include "timer1.h" |
64 | #include "timer1.h" |
64 | #include "led.h" |
65 | #include "led.h" |
65 | #include "uart1.h" |
66 | #include "uart1.h" |
66 | #include "eeprom.h" |
67 | #include "eeprom.h" |
67 | #include "mymath.h" |
68 | #include "mymath.h" |
68 | #include "main.h" |
69 | #include "main.h" |
69 | #include "spi_slave.h" |
70 | #include "spi_slave.h" |
70 | 71 | ||
71 | u8 NCMAG_Present = 0; |
72 | u8 NCMAG_Present = 0; |
72 | u8 NCMAG_IsCalibrated = 0; |
73 | u8 NCMAG_IsCalibrated = 0; |
- | 74 | ||
- | 75 | u8 I2C_CompassPort = 1; |
|
- | 76 | u8 ExtCompassOrientation = 0; |
|
- | 77 | ||
- | 78 | u8 *I2C_BufferPnt; |
|
- | 79 | u8 *I2C_ErrorPnt; |
|
- | 80 | I2C_TransmissionFunc_t I2C_TransmissionFunc; |
|
- | 81 | I2C_LockBufferFunc_t I2C_LockBufferFunc; |
|
- | 82 | I2C_WaitForEndOfTransmissionFunc_t I2C_WaitForEndOfTransmissionFunc; |
|
73 | 83 | ||
74 | 84 | ||
75 | // supported magnetic sensor types |
85 | // supported magnetic sensor types |
76 | #define TYPE_NONE 0 |
86 | #define TYPE_NONE 0 |
77 | #define TYPE_HMC5843 1 |
87 | #define TYPE_HMC5843 1 |
78 | #define TYPE_LSM303DLH 2 |
88 | #define TYPE_LSM303DLH 2 |
79 | #define TYPE_LSM303DLM 3 |
89 | #define TYPE_LSM303DLM 3 |
80 | 90 | ||
81 | u8 NCMAG_SensorType = TYPE_NONE; |
91 | u8 NCMAG_SensorType = TYPE_NONE; |
82 | u8 NCMAG_Orientation = 0; |
- | |
83 | - | ||
84 | // two calibrtion sets for extern and intern sensor |
- | |
85 | #define EEPROM_ADR_MAG_CALIBRATION_INTERN 50 |
- | |
86 | #define EEPROM_ADR_MAG_CALIBRATION_EXTERN 70 |
- | |
87 | - | ||
88 | #define CALIBRATION_VERSION 1 |
- | |
89 | #define MAG_CALIBRATION_COMPATIBLE 0xA2 |
- | |
90 | - | ||
91 | #define NCMAG_MIN_RAWVALUE -2047 |
- | |
92 | #define NCMAG_MAX_RAWVALUE 2047 |
- | |
93 | #define NCMAG_INVALID_DATA -4096 |
- | |
94 | - | ||
95 | typedef struct |
- | |
96 | { |
- | |
97 | s16 Range; |
- | |
98 | s16 Offset; |
- | |
99 | } __attribute__((packed)) Scaling_t; |
- | |
100 | - | ||
101 | typedef struct |
- | |
102 | { |
- | |
103 | Scaling_t MagX; |
- | |
104 | Scaling_t MagY; |
- | |
105 | Scaling_t MagZ; |
- | |
106 | u8 Version; |
- | |
107 | u8 crc; |
- | |
108 | } __attribute__((packed)) Calibration_t; |
- | |
109 | 92 | ||
110 | Calibration_t Calibration; // calibration data in RAM |
93 | Calibration_t Calibration; // calibration data in RAM |
111 | volatile s16vec_t AccRawVector; |
94 | volatile s16vec_t AccRawVector; |
112 | volatile s16vec_t MagRawVector; |
95 | volatile s16vec_t MagRawVector; |
113 | 96 | ||
114 | // i2c MAG interface |
97 | // i2c MAG interface |
115 | #define MAG_SLAVE_ADDRESS 0x3C // i2C slave address mag. sensor registers |
98 | #define MAG_SLAVE_ADDRESS 0x3C // i2C slave address mag. sensor registers |
116 | 99 | ||
117 | // register mapping |
100 | // register mapping |
118 | #define REG_MAG_CRA 0x00 |
101 | #define REG_MAG_CRA 0x00 |
119 | #define REG_MAG_CRB 0x01 |
102 | #define REG_MAG_CRB 0x01 |
120 | #define REG_MAG_MODE 0x02 |
103 | #define REG_MAG_MODE 0x02 |
121 | #define REG_MAG_DATAX_MSB 0x03 |
104 | #define REG_MAG_DATAX_MSB 0x03 |
122 | #define REG_MAG_DATAX_LSB 0x04 |
105 | #define REG_MAG_DATAX_LSB 0x04 |
123 | #define REG_MAG_DATAY_MSB 0x05 |
106 | #define REG_MAG_DATAY_MSB 0x05 |
124 | #define REG_MAG_DATAY_LSB 0x06 |
107 | #define REG_MAG_DATAY_LSB 0x06 |
125 | #define REG_MAG_DATAZ_MSB 0x07 |
108 | #define REG_MAG_DATAZ_MSB 0x07 |
126 | #define REG_MAG_DATAZ_LSB 0x08 |
109 | #define REG_MAG_DATAZ_LSB 0x08 |
127 | #define REG_MAG_STATUS 0x09 |
110 | #define REG_MAG_STATUS 0x09 |
128 | 111 | ||
129 | #define REG_MAG_IDA 0x0A |
112 | #define REG_MAG_IDA 0x0A |
130 | #define REG_MAG_IDB 0x0B |
113 | #define REG_MAG_IDB 0x0B |
131 | #define REG_MAG_IDC 0x0C |
114 | #define REG_MAG_IDC 0x0C |
132 | #define REG_MAG_IDF 0x0F // WHO_AM_I _M = 0x03c when LSM303DLM is connected |
115 | #define REG_MAG_IDF 0x0F // WHO_AM_I _M = 0x03c when LSM303DLM is connected |
133 | 116 | ||
134 | // bit mask for configuration mode |
117 | // bit mask for configuration mode |
135 | #define CRA_MODE_MASK 0x03 |
118 | #define CRA_MODE_MASK 0x03 |
136 | #define CRA_MODE_NORMAL 0x00 //default |
119 | #define CRA_MODE_NORMAL 0x00 //default |
137 | #define CRA_MODE_POSBIAS 0x01 |
120 | #define CRA_MODE_POSBIAS 0x01 |
138 | #define CRA_MODE_NEGBIAS 0x02 |
121 | #define CRA_MODE_NEGBIAS 0x02 |
139 | #define CRA_MODE_SELFTEST 0x03 |
122 | #define CRA_MODE_SELFTEST 0x03 |
140 | 123 | ||
141 | // bit mask for measurement mode |
124 | // bit mask for measurement mode |
142 | #define MODE_MASK 0xFF |
125 | #define MODE_MASK 0xFF |
143 | #define MODE_CONTINUOUS 0x00 |
126 | #define MODE_CONTINUOUS 0x00 |
144 | #define MODE_SINGLE 0x01 // default |
127 | #define MODE_SINGLE 0x01 // default |
145 | #define MODE_IDLE 0x02 |
128 | #define MODE_IDLE 0x02 |
146 | #define MODE_SLEEP 0x03 |
129 | #define MODE_SLEEP 0x03 |
147 | 130 | ||
148 | // bit mask for rate |
131 | // bit mask for rate |
149 | #define CRA_RATE_MASK 0x1C |
132 | #define CRA_RATE_MASK 0x1C |
150 | 133 | ||
151 | // bit mask for gain |
134 | // bit mask for gain |
152 | #define CRB_GAIN_MASK 0xE0 |
135 | #define CRB_GAIN_MASK 0xE0 |
153 | 136 | ||
154 | // ids |
137 | // ids |
155 | #define MAG_IDA 0x48 |
138 | #define MAG_IDA 0x48 |
156 | #define MAG_IDB 0x34 |
139 | #define MAG_IDB 0x34 |
157 | #define MAG_IDC 0x33 |
140 | #define MAG_IDC 0x33 |
158 | #define MAG_IDF_LSM303DLM 0x3C |
141 | #define MAG_IDF_LSM303DLM 0x3C |
159 | 142 | ||
160 | // the special HMC5843 interface |
143 | // the special HMC5843 interface |
161 | // bit mask for rate |
144 | // bit mask for rate |
162 | #define HMC5843_CRA_RATE_0_5HZ 0x00 |
145 | #define HMC5843_CRA_RATE_0_5HZ 0x00 |
163 | #define HMC5843_CRA_RATE_1HZ 0x04 |
146 | #define HMC5843_CRA_RATE_1HZ 0x04 |
164 | #define HMC5843_CRA_RATE_2HZ 0x08 |
147 | #define HMC5843_CRA_RATE_2HZ 0x08 |
165 | #define HMC5843_CRA_RATE_5HZ 0x0C |
148 | #define HMC5843_CRA_RATE_5HZ 0x0C |
166 | #define HMC5843_CRA_RATE_10HZ 0x10 //default |
149 | #define HMC5843_CRA_RATE_10HZ 0x10 //default |
167 | #define HMC5843_CRA_RATE_20HZ 0x14 |
150 | #define HMC5843_CRA_RATE_20HZ 0x14 |
168 | #define HMC5843_CRA_RATE_50HZ 0x18 |
151 | #define HMC5843_CRA_RATE_50HZ 0x18 |
169 | // bit mask for gain |
152 | // bit mask for gain |
170 | #define HMC5843_CRB_GAIN_07GA 0x00 |
153 | #define HMC5843_CRB_GAIN_07GA 0x00 |
171 | #define HMC5843_CRB_GAIN_10GA 0x20 //default |
154 | #define HMC5843_CRB_GAIN_10GA 0x20 //default |
172 | #define HMC5843_CRB_GAIN_15GA 0x40 // <--- we use this |
155 | #define HMC5843_CRB_GAIN_15GA 0x40 // <--- we use this |
173 | #define HMC5843_CRB_GAIN_20GA 0x60 |
156 | #define HMC5843_CRB_GAIN_20GA 0x60 |
174 | #define HMC5843_CRB_GAIN_32GA 0x80 |
157 | #define HMC5843_CRB_GAIN_32GA 0x80 |
175 | #define HMC5843_CRB_GAIN_38GA 0xA0 |
158 | #define HMC5843_CRB_GAIN_38GA 0xA0 |
176 | #define HMC5843_CRB_GAIN_45GA 0xC0 |
159 | #define HMC5843_CRB_GAIN_45GA 0xC0 |
177 | #define HMC5843_CRB_GAIN_65GA 0xE0 |
160 | #define HMC5843_CRB_GAIN_65GA 0xE0 |
178 | // self test value |
161 | // self test value |
179 | #define HMC5843_TEST_XSCALE 555 |
162 | #define HMC5843_TEST_XSCALE 555 |
180 | #define HMC5843_TEST_YSCALE 555 |
163 | #define HMC5843_TEST_YSCALE 555 |
181 | #define HMC5843_TEST_ZSCALE 555 |
164 | #define HMC5843_TEST_ZSCALE 555 |
182 | // calibration range |
165 | // calibration range |
183 | #define HMC5843_CALIBRATION_RANGE 600 |
166 | #define HMC5843_CALIBRATION_RANGE 600 |
184 | 167 | ||
185 | // the special LSM302DLH interface |
168 | // the special LSM302DLH interface |
186 | // bit mask for rate |
169 | // bit mask for rate |
187 | #define LSM303DLH_CRA_RATE_0_75HZ 0x00 |
170 | #define LSM303DLH_CRA_RATE_0_75HZ 0x00 |
188 | #define LSM303DLH_CRA_RATE_1_5HZ 0x04 |
171 | #define LSM303DLH_CRA_RATE_1_5HZ 0x04 |
189 | #define LSM303DLH_CRA_RATE_3_0HZ 0x08 |
172 | #define LSM303DLH_CRA_RATE_3_0HZ 0x08 |
190 | #define LSM303DLH_CRA_RATE_7_5HZ 0x0C |
173 | #define LSM303DLH_CRA_RATE_7_5HZ 0x0C |
191 | #define LSM303DLH_CRA_RATE_15HZ 0x10 //default |
174 | #define LSM303DLH_CRA_RATE_15HZ 0x10 //default |
192 | #define LSM303DLH_CRA_RATE_30HZ 0x14 |
175 | #define LSM303DLH_CRA_RATE_30HZ 0x14 |
193 | #define LSM303DLH_CRA_RATE_75HZ 0x18 |
176 | #define LSM303DLH_CRA_RATE_75HZ 0x18 |
194 | 177 | ||
195 | // bit mask for gain |
178 | // bit mask for gain |
196 | #define LSM303DLH_CRB_GAIN_XXGA 0x00 |
179 | #define LSM303DLH_CRB_GAIN_XXGA 0x00 |
197 | #define LSM303DLH_CRB_GAIN_13GA 0x20 //default |
180 | #define LSM303DLH_CRB_GAIN_13GA 0x20 //default |
198 | #define LSM303DLH_CRB_GAIN_19GA 0x40 // <--- we use this |
181 | #define LSM303DLH_CRB_GAIN_19GA 0x40 // <--- we use this |
199 | #define LSM303DLH_CRB_GAIN_25GA 0x60 |
182 | #define LSM303DLH_CRB_GAIN_25GA 0x60 |
200 | #define LSM303DLH_CRB_GAIN_40GA 0x80 |
183 | #define LSM303DLH_CRB_GAIN_40GA 0x80 |
201 | #define LSM303DLH_CRB_GAIN_47GA 0xA0 |
184 | #define LSM303DLH_CRB_GAIN_47GA 0xA0 |
202 | #define LSM303DLH_CRB_GAIN_56GA 0xC0 |
185 | #define LSM303DLH_CRB_GAIN_56GA 0xC0 |
203 | #define LSM303DLH_CRB_GAIN_81GA 0xE0 |
186 | #define LSM303DLH_CRB_GAIN_81GA 0xE0 |
204 | 187 | ||
205 | typedef struct |
188 | typedef struct |
206 | { |
189 | { |
207 | u8 A; |
190 | u8 A; |
208 | u8 B; |
191 | u8 B; |
209 | u8 C; |
192 | u8 C; |
210 | } __attribute__((packed)) Identification_t; |
193 | } __attribute__((packed)) Identification_t; |
211 | volatile Identification_t NCMAG_Identification; |
194 | volatile Identification_t NCMAG_Identification; |
212 | 195 | ||
213 | typedef struct |
196 | typedef struct |
214 | { |
197 | { |
215 | u8 Sub; |
198 | u8 Sub; |
216 | } __attribute__((packed)) Identification2_t; |
199 | } __attribute__((packed)) Identification2_t; |
217 | volatile Identification2_t NCMAG_Identification2; |
200 | volatile Identification2_t NCMAG_Identification2; |
218 | 201 | ||
219 | typedef struct |
202 | typedef struct |
220 | { |
203 | { |
221 | u8 cra; |
204 | u8 cra; |
222 | u8 crb; |
205 | u8 crb; |
223 | u8 mode; |
206 | u8 mode; |
224 | } __attribute__((packed)) MagConfig_t; |
207 | } __attribute__((packed)) MagConfig_t; |
225 | 208 | ||
226 | volatile MagConfig_t MagConfig; |
209 | volatile MagConfig_t MagConfig; |
- | 210 | ||
- | 211 | ||
- | 212 | ||
- | 213 | ||
227 | 214 | ||
228 | // self test value |
215 | // self test value |
229 | #define LSM303DLH_TEST_XSCALE 495 |
216 | #define LSM303DLH_TEST_XSCALE 495 |
230 | #define LSM303DLH_TEST_YSCALE 495 |
217 | #define LSM303DLH_TEST_YSCALE 495 |
231 | #define LSM303DLH_TEST_ZSCALE 470 |
218 | #define LSM303DLH_TEST_ZSCALE 470 |
232 | // clibration range |
219 | // clibration range |
233 | #define LSM303_CALIBRATION_RANGE 550 |
220 | #define LSM303_CALIBRATION_RANGE 550 |
234 | 221 | ||
235 | // the i2c ACC interface |
222 | // the i2c ACC interface |
236 | #define ACC_SLAVE_ADDRESS 0x30 // i2c slave for acc. sensor registers |
223 | #define ACC_SLAVE_ADDRESS 0x30 // i2c slave for acc. sensor registers |
237 | 224 | ||
238 | // multiple byte read/write mask |
225 | // multiple byte read/write mask |
239 | #define REG_ACC_MASK_AUTOINCREMENT 0x80 |
226 | #define REG_ACC_MASK_AUTOINCREMENT 0x80 |
240 | 227 | ||
241 | // register mapping |
228 | // register mapping |
242 | #define REG_ACC_CTRL1 0x20 |
229 | #define REG_ACC_CTRL1 0x20 |
243 | #define REG_ACC_CTRL2 0x21 |
230 | #define REG_ACC_CTRL2 0x21 |
244 | #define REG_ACC_CTRL3 0x22 |
231 | #define REG_ACC_CTRL3 0x22 |
245 | #define REG_ACC_CTRL4 0x23 |
232 | #define REG_ACC_CTRL4 0x23 |
246 | #define REG_ACC_CTRL5 0x24 |
233 | #define REG_ACC_CTRL5 0x24 |
247 | #define REG_ACC_HP_FILTER_RESET 0x25 |
234 | #define REG_ACC_HP_FILTER_RESET 0x25 |
248 | #define REG_ACC_REFERENCE 0x26 |
235 | #define REG_ACC_REFERENCE 0x26 |
249 | #define REG_ACC_STATUS 0x27 |
236 | #define REG_ACC_STATUS 0x27 |
250 | #define REG_ACC_X_LSB 0x28 |
237 | #define REG_ACC_X_LSB 0x28 |
251 | #define REG_ACC_X_MSB 0x29 |
238 | #define REG_ACC_X_MSB 0x29 |
252 | #define REG_ACC_Y_LSB 0x2A |
239 | #define REG_ACC_Y_LSB 0x2A |
253 | #define REG_ACC_Y_MSB 0x2B |
240 | #define REG_ACC_Y_MSB 0x2B |
254 | #define REG_ACC_Z_LSB 0x2C |
241 | #define REG_ACC_Z_LSB 0x2C |
255 | #define REG_ACC_Z_MSB 0x2D |
242 | #define REG_ACC_Z_MSB 0x2D |
256 | 243 | ||
257 | #define ACC_CRTL1_PM_DOWN 0x00 |
244 | #define ACC_CRTL1_PM_DOWN 0x00 |
258 | #define ACC_CRTL1_PM_NORMAL 0x20 |
245 | #define ACC_CRTL1_PM_NORMAL 0x20 |
259 | #define ACC_CRTL1_PM_LOW_0_5HZ 0x40 |
246 | #define ACC_CRTL1_PM_LOW_0_5HZ 0x40 |
260 | #define ACC_CRTL1_PM_LOW_1HZ 0x60 |
247 | #define ACC_CRTL1_PM_LOW_1HZ 0x60 |
261 | #define ACC_CRTL1_PM_LOW_2HZ 0x80 |
248 | #define ACC_CRTL1_PM_LOW_2HZ 0x80 |
262 | #define ACC_CRTL1_PM_LOW_5HZ 0xA0 |
249 | #define ACC_CRTL1_PM_LOW_5HZ 0xA0 |
263 | #define ACC_CRTL1_PM_LOW_10HZ 0xC0 |
250 | #define ACC_CRTL1_PM_LOW_10HZ 0xC0 |
264 | // Output data rate in normal power mode |
251 | // Output data rate in normal power mode |
265 | #define ACC_CRTL1_DR_50HZ 0x00 |
252 | #define ACC_CRTL1_DR_50HZ 0x00 |
266 | #define ACC_CRTL1_DR_100HZ 0x08 |
253 | #define ACC_CRTL1_DR_100HZ 0x08 |
267 | #define ACC_CRTL1_DR_400HZ 0x10 |
254 | #define ACC_CRTL1_DR_400HZ 0x10 |
268 | #define ACC_CRTL1_DR_1000HZ 0x18 |
255 | #define ACC_CRTL1_DR_1000HZ 0x18 |
269 | // axis anable flags |
256 | // axis anable flags |
270 | #define ACC_CRTL1_XEN 0x01 |
257 | #define ACC_CRTL1_XEN 0x01 |
271 | #define ACC_CRTL1_YEN 0x02 |
258 | #define ACC_CRTL1_YEN 0x02 |
272 | #define ACC_CRTL1_ZEN 0x04 |
259 | #define ACC_CRTL1_ZEN 0x04 |
273 | 260 | ||
274 | #define ACC_CRTL2_FILTER8 0x10 |
261 | #define ACC_CRTL2_FILTER8 0x10 |
275 | #define ACC_CRTL2_FILTER16 0x11 |
262 | #define ACC_CRTL2_FILTER16 0x11 |
276 | #define ACC_CRTL2_FILTER32 0x12 |
263 | #define ACC_CRTL2_FILTER32 0x12 |
277 | #define ACC_CRTL2_FILTER64 0x13 |
264 | #define ACC_CRTL2_FILTER64 0x13 |
278 | 265 | ||
279 | #define ACC_CTRL4_BDU 0x80 // Block data update, (0: continuos update; 1: output registers not updated between MSB and LSB reading) |
266 | #define ACC_CTRL4_BDU 0x80 // Block data update, (0: continuos update; 1: output registers not updated between MSB and LSB reading) |
280 | #define ACC_CTRL4_BLE 0x40 // Big/little endian, (0: data LSB @ lower address; 1: data MSB @ lower address) |
267 | #define ACC_CTRL4_BLE 0x40 // Big/little endian, (0: data LSB @ lower address; 1: data MSB @ lower address) |
281 | #define ACC_CTRL4_FS_2G 0x00 |
268 | #define ACC_CTRL4_FS_2G 0x00 |
282 | #define ACC_CTRL4_FS_4G 0x10 |
269 | #define ACC_CTRL4_FS_4G 0x10 |
283 | #define ACC_CTRL4_FS_8G 0x30 |
270 | #define ACC_CTRL4_FS_8G 0x30 |
284 | #define ACC_CTRL4_STSIGN_PLUS 0x00 |
271 | #define ACC_CTRL4_STSIGN_PLUS 0x00 |
285 | #define ACC_CTRL4_STSIGN_MINUS 0x08 |
272 | #define ACC_CTRL4_STSIGN_MINUS 0x08 |
286 | #define ACC_CTRL4_ST_ENABLE 0x02 |
273 | #define ACC_CTRL4_ST_ENABLE 0x02 |
287 | 274 | ||
288 | #define ACC_CTRL5_STW_ON 0x03 |
275 | #define ACC_CTRL5_STW_ON 0x03 |
289 | #define ACC_CTRL5_STW_OFF 0x00 |
276 | #define ACC_CTRL5_STW_OFF 0x00 |
290 | 277 | ||
291 | typedef struct |
278 | typedef struct |
292 | { |
279 | { |
293 | u8 ctrl_1; |
280 | u8 ctrl_1; |
294 | u8 ctrl_2; |
281 | u8 ctrl_2; |
295 | u8 ctrl_3; |
282 | u8 ctrl_3; |
296 | u8 ctrl_4; |
283 | u8 ctrl_4; |
297 | u8 ctrl_5; |
284 | u8 ctrl_5; |
298 | } __attribute__((packed)) AccConfig_t; |
285 | } __attribute__((packed)) AccConfig_t; |
299 | 286 | ||
300 | volatile AccConfig_t AccConfig; |
287 | volatile AccConfig_t AccConfig; |
301 | 288 | ||
302 | // write calibration data for external and internal sensor seperately |
- | |
303 | u8 NCMag_CalibrationWrite(I2C_TypeDef* I2Cx) |
289 | u8 NCMag_CalibrationWrite(u8 intern) // two calibrtion sets for extern and intern sensor |
304 | { |
290 | { |
305 | u16 address; |
291 | u16 address; |
306 | u8 i = 0, crc = MAG_CALIBRATION_COMPATIBLE; |
292 | u8 i, crc = MAG_CALIBRATION_COMPATIBLE; |
307 | EEPROM_Result_t eres; |
293 | EEPROM_Result_t eres; |
- | 294 | u8 *pBuff = (u8*)&Calibration; |
|
308 | u8 *pBuff = (u8*)&Calibration; |
295 | Calibration.Version = CALIBRATION_VERSION; |
- | 296 | ||
309 | 297 | if(intern == I2C_INTERN_1) address = EEPROM_ADR_MAG_CALIBRATION_INTERN; |
|
310 | if (I2Cx == NCMAG_PORT_EXTERN) |
298 | else |
311 | { |
299 | { |
312 | address = EEPROM_ADR_MAG_CALIBRATION_EXTERN; |
300 | address = EEPROM_ADR_MAG_CALIBRATION_EXTERN; |
313 | Calibration.Version = CALIBRATION_VERSION + (NCMAG_Orientation<<4);; |
- | |
314 | } |
- | |
315 | else if (I2Cx == NCMAG_PORT_INTERN) |
- | |
316 | { |
- | |
317 | address = EEPROM_ADR_MAG_CALIBRATION_INTERN; |
- | |
318 | Calibration.Version = CALIBRATION_VERSION; |
- | |
319 | } |
- | |
320 | else return(i); |
301 | Calibration.Version = CALIBRATION_VERSION + ExtCompassOrientation * 16; |
321 | 302 | } |
|
322 | for(i = 0; i<(sizeof(Calibration)-1); i++) |
303 | for(i = 0; i<(sizeof(Calibration)-1); i++) |
323 | { |
304 | { |
324 | crc += pBuff[i]; |
305 | crc += pBuff[i]; |
325 | } |
306 | } |
326 | Calibration.crc = ~crc; |
307 | Calibration.crc = ~crc; |
327 | eres = EEPROM_WriteBlock(address, pBuff, sizeof(Calibration)); |
308 | eres = EEPROM_WriteBlock(address, pBuff, sizeof(Calibration)); |
328 | if(EEPROM_SUCCESS == eres) i = 1; |
309 | if(EEPROM_SUCCESS == eres) i = 1; |
329 | else i = 0; |
310 | else i = 0; |
330 | return(i); |
311 | return(i); |
331 | } |
312 | } |
332 | 313 | ||
333 | // read calibration data for external and internal sensor seperately |
- | |
334 | u8 NCMag_CalibrationRead(I2C_TypeDef* I2Cx) |
314 | u8 NCMag_CalibrationRead(u8 intern) // two calibrtion sets for extern and intern sensor |
335 | { |
- | |
336 | u8 address; |
315 | { |
337 | u8 i = 0, crc = MAG_CALIBRATION_COMPATIBLE; |
316 | u8 i, crc = MAG_CALIBRATION_COMPATIBLE; |
- | 317 | u8 *pBuff = (u8*)&Calibration; |
|
338 | u8 *pBuff = (u8*)&Calibration; |
318 | u16 address; |
339 | 319 | ||
340 | if (I2Cx == NCMAG_PORT_EXTERN) address = EEPROM_ADR_MAG_CALIBRATION_EXTERN; |
- | |
341 | else if (I2Cx == NCMAG_PORT_INTERN) address = EEPROM_ADR_MAG_CALIBRATION_INTERN; |
320 | if(intern == I2C_INTERN_1) address = EEPROM_ADR_MAG_CALIBRATION_INTERN; |
342 | else return(0); |
321 | else address = EEPROM_ADR_MAG_CALIBRATION_EXTERN; |
343 | 322 | ||
344 | if(EEPROM_SUCCESS == EEPROM_ReadBlock(address, pBuff, sizeof(Calibration))) |
323 | if(EEPROM_SUCCESS == EEPROM_ReadBlock(address, pBuff, sizeof(Calibration))) |
345 | { |
324 | { |
346 | for(i = 0; i<(sizeof(Calibration)-1); i++) |
325 | for(i = 0; i<(sizeof(Calibration)-1); i++) |
347 | { |
326 | { |
348 | crc += pBuff[i]; |
327 | crc += pBuff[i]; |
349 | } |
328 | } |
350 | crc = ~crc; |
329 | crc = ~crc; |
351 | if(Calibration.crc != crc) return(0); // crc mismatch |
330 | if(Calibration.crc != crc) return(0); // crc mismatch |
352 | if((Calibration.Version & 0x0F) == CALIBRATION_VERSION) return(1); |
331 | if((Calibration.Version & 0x0f) == CALIBRATION_VERSION) return(1); |
353 | } |
332 | } |
354 | return(0); |
333 | return(0); |
355 | } |
334 | } |
356 | 335 | ||
357 | 336 | ||
358 | void NCMAG_Calibrate(void) |
337 | void NCMAG_Calibrate(void) |
359 | { |
338 | { |
360 | u8 msg[64]; |
339 | u8 msg[64]; |
361 | static u8 speak = 0; |
340 | static u8 speak = 0; |
362 | static s16 Xmin = 0, Xmax = 0, Ymin = 0, Ymax = 0, Zmin = 0, Zmax = 0, Zmin2 = 0, Zmax2 = 0;; |
341 | static s16 Xmin = 0, Xmax = 0, Ymin = 0, Ymax = 0, Zmin = 0, Zmax = 0, Zmin2 = 0, Zmax2 = 0; |
363 | static s16 X = 0, Y = 0, Z = 0; |
342 | static s16 X = 0, Y = 0, Z = 0; |
364 | static u8 OldCalState = 0; |
343 | static u8 OldCalState = 0; |
365 | s16 MinCalibration = 450; |
344 | s16 MinCalibration = 450; |
366 | 345 | ||
367 | X = (4*X + MagRawVector.X + 3)/5; |
346 | X = (4*X + MagRawVector.X + 3)/5; |
368 | Y = (4*Y + MagRawVector.Y + 3)/5; |
347 | Y = (4*Y + MagRawVector.Y + 3)/5; |
369 | Z = (4*Z + MagRawVector.Z + 3)/5; |
348 | Z = (4*Z + MagRawVector.Z + 3)/5; |
370 | 349 | ||
371 | switch(Compass_CalState) |
350 | switch(Compass_CalState) |
372 | { |
351 | { |
373 | case 1: |
352 | case 1: |
374 | // 1st step of calibration |
353 | // 1st step of calibration |
375 | // initialize ranges |
354 | // initialize ranges |
376 | // used to change the orientation of the NC in the horizontal plane |
355 | // used to change the orientation of the NC in the horizontal plane |
377 | Xmin = 10000; |
356 | Xmin = 10000; |
378 | Xmax = -10000; |
357 | Xmax = -10000; |
379 | Ymin = 10000; |
358 | Ymin = 10000; |
380 | Ymax = -10000; |
359 | Ymax = -10000; |
381 | Zmin = 10000; |
360 | Zmin = 10000; |
382 | Zmax = -10000; |
361 | Zmax = -10000; |
383 | speak = 1; |
362 | speak = 1; |
384 | if(Compass_CalState != OldCalState) // only once per state |
363 | if(Compass_CalState != OldCalState) // avoid continously writing of eeprom! |
385 | { |
364 | { |
386 | UART1_PutString("\r\nStarting compass calibration"); |
365 | UART1_PutString("\r\nStarting compass calibration"); |
387 | if(Compass_I2CPort == NCMAG_PORT_EXTERN) |
366 | if(I2C_CompassPort == I2C_EXTERN_0) |
388 | { |
367 | { |
389 | if(!NCMAG_Orientation) NCMAG_Orientation = NCMAG_GetOrientationFromAcc(); |
368 | if(!ExtCompassOrientation) ExtCompassOrientation = GetExtCompassOrientation(); |
390 | UART1_PutString(" - External sensor "); |
369 | UART1_PutString(" - External sensor "); |
391 | sprintf(msg, "with orientation: %d ", NCMAG_Orientation); |
370 | sprintf(msg, "with orientation: %d ",ExtCompassOrientation); |
392 | UART1_PutString(msg); |
371 | UART1_PutString(msg); |
393 | } |
372 | } |
394 | else UART1_PutString(" - Internal sensor "); |
373 | else UART1_PutString(" - Internal sensor "); |
395 | } |
374 | } |
396 | break; |
375 | break; |
397 | - | ||
398 | case 2: // 2nd step of calibration |
376 | case 2: // 2nd step of calibration |
399 | // find Min and Max of the X- and Y-Sensors during rotation in the horizontal plane |
377 | // find Min and Max of the X- and Y-Sensors during rotation in the horizontal plane |
400 | if(X < Xmin) { Xmin = X; BeepTime = 20;} |
378 | if(X < Xmin) { Xmin = X; BeepTime = 20;} |
401 | else if(X > Xmax) { Xmax = X; BeepTime = 20;} |
379 | else if(X > Xmax) { Xmax = X; BeepTime = 20;} |
402 | if(Y < Ymin) { Ymin = Y; BeepTime = 60;} |
380 | if(Y < Ymin) { Ymin = Y; BeepTime = 60;} |
403 | else if(Y > Ymax) { Ymax = Y; BeepTime = 60;} |
381 | else if(Y > Ymax) { Ymax = Y; BeepTime = 60;} |
404 | if(Z < Zmin) { Zmin = Z; } // silent |
382 | if(Z < Zmin) { Zmin = Z; } // silent |
405 | else if(Z > Zmax) { Zmax = Z; } |
383 | else if(Z > Zmax) { Zmax = Z; } |
- | 384 | ||
406 | if(speak) SpeakHoTT = SPEAK_CALIBRATE; speak = 0; |
385 | if(speak) SpeakHoTT = SPEAK_CALIBRATE; speak = 0; |
407 | break; |
386 | break; |
408 | 387 | ||
409 | case 3: // 3rd step of calibration |
388 | case 3: // 3rd step of calibration |
410 | // used to change the orientation of the MK3MAG vertical to the horizontal plane |
389 | // used to change the orientation of the MK3MAG vertical to the horizontal plane |
411 | speak = 1; |
390 | speak = 1; |
412 | break; |
391 | break; |
413 | 392 | ||
414 | case 4: |
393 | case 4: |
415 | // find Min and Max of the Z-Sensor |
394 | // find Min and Max of the Z-Sensor |
416 | if(Z < Zmin2) { Zmin2 = Z; BeepTime = 80;} |
395 | if(Z < Zmin2) { Zmin2 = Z; BeepTime = 80;} |
417 | else if(Z > Zmax2) { Zmax2 = Z; BeepTime = 80;} |
396 | else if(Z > Zmax2) { Zmax2 = Z; BeepTime = 80;} |
- | 397 | ||
418 | if(X < Xmin) { Xmin = X; BeepTime = 20;} |
398 | if(X < Xmin) { Xmin = X; BeepTime = 20;} |
419 | else if(X > Xmax) { Xmax = X; BeepTime = 20;} |
399 | else if(X > Xmax) { Xmax = X; BeepTime = 20;} |
420 | if(Y < Ymin) { Ymin = Y; BeepTime = 60;} |
400 | if(Y < Ymin) { Ymin = Y; BeepTime = 60;} |
421 | else if(Y > Ymax) { Ymax = Y; BeepTime = 60;} |
401 | else if(Y > Ymax) { Ymax = Y; BeepTime = 60;} |
- | 402 | ||
422 | if(speak) SpeakHoTT = SPEAK_CALIBRATE; speak = 0; |
403 | if(speak) SpeakHoTT = SPEAK_CALIBRATE; speak = 0; |
423 | break; |
404 | break; |
424 | 405 | ||
425 | case 5: |
406 | case 5: |
426 | // Save values |
407 | // Save values |
427 | if(Compass_CalState != OldCalState) // avoid continously writing of eeprom! |
408 | if(Compass_CalState != OldCalState) // avoid continously writing of eeprom! |
428 | { |
409 | { |
429 | switch(NCMAG_SensorType) |
410 | switch(NCMAG_SensorType) |
430 | { |
411 | { |
431 | case TYPE_HMC5843: |
412 | case TYPE_HMC5843: |
432 | UART1_PutString("\r\nFinished: HMC5843 calibration\n\r"); |
413 | UART1_PutString("\r\nFinished: HMC5843 calibration\n\r"); |
433 | MinCalibration = HMC5843_CALIBRATION_RANGE; |
414 | MinCalibration = HMC5843_CALIBRATION_RANGE; |
434 | break; |
415 | break; |
435 | 416 | ||
436 | case TYPE_LSM303DLH: |
417 | case TYPE_LSM303DLH: |
437 | case TYPE_LSM303DLM: |
418 | case TYPE_LSM303DLM: |
438 | UART1_PutString("\r\nFinished: LSM303 calibration\n\r"); |
419 | UART1_PutString("\r\nFinished: LSM303 calibration\n\r"); |
439 | MinCalibration = LSM303_CALIBRATION_RANGE; |
420 | MinCalibration = LSM303_CALIBRATION_RANGE; |
440 | break; |
421 | break; |
441 | } |
422 | } |
442 | if(EarthMagneticStrengthTheoretic) |
423 | if(EarthMagneticStrengthTheoretic) |
443 | { |
424 | { |
444 | MinCalibration = (MinCalibration * EarthMagneticStrengthTheoretic) / 50; |
425 | MinCalibration = (MinCalibration * EarthMagneticStrengthTheoretic) / 50; |
445 | sprintf(msg, "Earth field on your location should be: %iuT\r\n",EarthMagneticStrengthTheoretic); |
426 | sprintf(msg, "Earth field on your location should be: %iuT\r\n",EarthMagneticStrengthTheoretic); |
446 | UART1_PutString(msg); |
427 | UART1_PutString(msg); |
447 | } |
428 | } |
448 | else UART1_PutString("without GPS\n\r"); |
429 | else UART1_PutString("without GPS\n\r"); |
449 | 430 | ||
450 | if(Zmin2 < Zmin) Zmin = Zmin2; |
431 | if(Zmin2 < Zmin) { Zmin = Zmin2; } |
- | 432 | else if(Zmax2 > Zmax) { Zmax = Zmax2; } |
|
451 | if(Zmax2 > Zmax) Zmax = Zmax2; |
433 | |
452 | Calibration.MagX.Range = Xmax - Xmin; |
434 | Calibration.MagX.Range = Xmax - Xmin; |
453 | Calibration.MagX.Offset = (Xmin + Xmax) / 2; |
435 | Calibration.MagX.Offset = (Xmin + Xmax) / 2; |
454 | Calibration.MagY.Range = Ymax - Ymin; |
436 | Calibration.MagY.Range = Ymax - Ymin; |
455 | Calibration.MagY.Offset = (Ymin + Ymax) / 2; |
437 | Calibration.MagY.Offset = (Ymin + Ymax) / 2; |
456 | Calibration.MagZ.Range = Zmax - Zmin; |
438 | Calibration.MagZ.Range = Zmax - Zmin; |
457 | Calibration.MagZ.Offset = (Zmin + Zmax) / 2; |
439 | Calibration.MagZ.Offset = (Zmin + Zmax) / 2; |
458 | if((Calibration.MagX.Range > MinCalibration) && (Calibration.MagY.Range > MinCalibration) && (Calibration.MagZ.Range > MinCalibration)) |
440 | if((Calibration.MagX.Range > MinCalibration) && (Calibration.MagY.Range > MinCalibration) && (Calibration.MagZ.Range > MinCalibration)) |
459 | { |
441 | { |
460 | NCMAG_IsCalibrated = NCMag_CalibrationWrite(Compass_I2CPort); |
442 | NCMAG_IsCalibrated = NCMag_CalibrationWrite(I2C_CompassPort); |
461 | BeepTime = 2500; |
443 | BeepTime = 2500; |
462 | UART1_PutString("\r\n-> Calibration okay <-\n\r"); |
444 | UART1_PutString("\r\n-> Calibration okay <-\n\r"); |
463 | SpeakHoTT = SPEAK_MIKROKOPTER; |
445 | SpeakHoTT = SPEAK_MIKROKOPTER; |
464 | } |
446 | } |
465 | else |
447 | else |
466 | { |
448 | { |
467 | SpeakHoTT = SPEAK_ERR_CALIBARTION; |
449 | SpeakHoTT = SPEAK_ERR_CALIBARTION; |
468 | UART1_PutString("\r\nCalibration FAILED - Values too low: "); |
450 | UART1_PutString("\r\nCalibration FAILED - Values too low: "); |
469 | if(Calibration.MagX.Range < MinCalibration) UART1_PutString("X! "); |
451 | if(Calibration.MagX.Range < MinCalibration) UART1_PutString("X! "); |
470 | if(Calibration.MagY.Range < MinCalibration) UART1_PutString("Y! "); |
452 | if(Calibration.MagY.Range < MinCalibration) UART1_PutString("Y! "); |
471 | if(Calibration.MagZ.Range < MinCalibration) UART1_PutString("Z! "); |
453 | if(Calibration.MagZ.Range < MinCalibration) UART1_PutString("Z! "); |
472 | UART1_PutString("\r\n"); |
454 | UART1_PutString("\r\n"); |
473 | 455 | ||
474 | // restore old calibration data from eeprom |
456 | // restore old calibration data from eeprom |
475 | NCMAG_IsCalibrated = NCMag_CalibrationRead(Compass_I2CPort); |
457 | NCMAG_IsCalibrated = NCMag_CalibrationRead(I2C_CompassPort); |
476 | } |
458 | } |
477 | sprintf(msg, "X: (%i - %i = %i)\r\n",Xmax,Xmin,Xmax - Xmin); |
459 | sprintf(msg, "X: (%i - %i = %i)\r\n",Xmax,Xmin,Xmax - Xmin); |
478 | UART1_PutString(msg); |
460 | UART1_PutString(msg); |
479 | sprintf(msg, "Y: (%i - %i = %i)\r\n",Ymax,Ymin,Ymax - Ymin); |
461 | sprintf(msg, "Y: (%i - %i = %i)\r\n",Ymax,Ymin,Ymax - Ymin); |
480 | UART1_PutString(msg); |
462 | UART1_PutString(msg); |
481 | sprintf(msg, "Z: (%i - %i = %i)\r\n",Zmax,Zmin,Zmax - Zmin); |
463 | sprintf(msg, "Z: (%i - %i = %i)\r\n",Zmax,Zmin,Zmax - Zmin); |
482 | UART1_PutString(msg); |
464 | UART1_PutString(msg); |
483 | sprintf(msg, "(Minimum ampilitude is: %i)\r\n",MinCalibration); |
465 | sprintf(msg, "(Minimum ampilitude is: %i)\r\n",MinCalibration); |
484 | UART1_PutString(msg); |
466 | UART1_PutString(msg); |
485 | } |
467 | } |
486 | break; |
468 | break; |
487 | 469 | ||
488 | default: |
470 | default: |
489 | break; |
471 | break; |
490 | } |
472 | } |
491 | OldCalState = Compass_CalState; |
473 | OldCalState = Compass_CalState; |
492 | } |
474 | } |
493 | 475 | ||
494 | // ---------- call back handlers ----------------------------------------- |
476 | // ---------- call back handlers ----------------------------------------- |
495 | 477 | ||
496 | // rx data handler for id info request |
478 | // rx data handler for id info request |
497 | void NCMAG_UpdateIdentification(u8* pRxBuffer, u8 RxBufferSize) |
479 | void NCMAG_UpdateIdentification(u8* pRxBuffer, u8 RxBufferSize) |
498 | { // if number of bytes are matching |
480 | { // if number of bytes are matching |
499 | if(RxBufferSize == sizeof(NCMAG_Identification) ) |
481 | if(RxBufferSize == sizeof(NCMAG_Identification) ) |
500 | { |
482 | { |
501 | memcpy((u8 *)&NCMAG_Identification, pRxBuffer, sizeof(NCMAG_Identification)); |
483 | memcpy((u8 *)&NCMAG_Identification, pRxBuffer, sizeof(NCMAG_Identification)); |
502 | } |
484 | } |
503 | } |
485 | } |
504 | 486 | ||
505 | void NCMAG_UpdateIdentification_Sub(u8* pRxBuffer, u8 RxBufferSize) |
487 | void NCMAG_UpdateIdentification_Sub(u8* pRxBuffer, u8 RxBufferSize) |
506 | { // if number of bytes are matching |
488 | { // if number of bytes are matching |
507 | if(RxBufferSize == sizeof(NCMAG_Identification2)) |
489 | if(RxBufferSize == sizeof(NCMAG_Identification2)) |
508 | { |
490 | { |
509 | memcpy((u8 *)&NCMAG_Identification2, pRxBuffer, sizeof(NCMAG_Identification2)); |
491 | memcpy((u8 *)&NCMAG_Identification2, pRxBuffer, sizeof(NCMAG_Identification2)); |
510 | } |
492 | } |
511 | } |
493 | } |
512 | 494 | ||
513 | // rx data handler for magnetic sensor raw data |
495 | // rx data handler for magnetic sensor raw data |
514 | void NCMAG_UpdateMagVector(u8* pRxBuffer, u8 RxBufferSize) |
496 | void NCMAG_UpdateMagVector(u8* pRxBuffer, u8 RxBufferSize) |
515 | { // if number of bytes are matching |
497 | { // if number of bytes are matching |
516 | if(RxBufferSize == sizeof(MagRawVector) ) |
498 | if(RxBufferSize == sizeof(MagRawVector) ) |
517 | { // byte order from big to little endian |
499 | { // byte order from big to little endian |
518 | s16 raw, X = 0, Y = 0, Z = 0; |
500 | s16 raw, X = 0, Y = 0, Z = 0; |
519 | raw = pRxBuffer[0]<<8; |
501 | raw = pRxBuffer[0]<<8; |
520 | raw+= pRxBuffer[1]; |
502 | raw+= pRxBuffer[1]; |
521 | if(raw >= NCMAG_MIN_RAWVALUE && raw <= NCMAG_MAX_RAWVALUE) X = raw; |
503 | if(raw >= NCMAG_MIN_RAWVALUE && raw <= NCMAG_MAX_RAWVALUE) X = raw; |
522 | raw = pRxBuffer[2]<<8; |
504 | raw = pRxBuffer[2]<<8; |
523 | raw+= pRxBuffer[3]; |
505 | raw+= pRxBuffer[3]; |
524 | if(raw >= NCMAG_MIN_RAWVALUE && raw <= NCMAG_MAX_RAWVALUE) |
506 | if(raw >= NCMAG_MIN_RAWVALUE && raw <= NCMAG_MAX_RAWVALUE) |
525 | { |
507 | { |
526 | if(NCMAG_SensorType == TYPE_LSM303DLM) Z = raw; // here Z and Y are exchanged |
508 | if(NCMAG_SensorType == TYPE_LSM303DLM) Z = raw; // here Z and Y are exchanged |
527 | else Y = raw; |
509 | else Y = raw; |
528 | } |
510 | } |
529 | raw = pRxBuffer[4]<<8; |
511 | raw = pRxBuffer[4]<<8; |
530 | raw+= pRxBuffer[5]; |
512 | raw+= pRxBuffer[5]; |
531 | if(raw >= NCMAG_MIN_RAWVALUE && raw <= NCMAG_MAX_RAWVALUE) |
513 | if(raw >= NCMAG_MIN_RAWVALUE && raw <= NCMAG_MAX_RAWVALUE) |
532 | { |
514 | { |
533 | if(NCMAG_SensorType == TYPE_LSM303DLM) Y = raw; // here Z and Y are exchanged |
515 | if(NCMAG_SensorType == TYPE_LSM303DLM) Y = raw; // here Z and Y are exchanged |
534 | else Z = raw; |
516 | else Z = raw; |
535 | } |
517 | } |
536 | // correct compass orientation |
- | |
537 | switch(NCMAG_Orientation) |
518 | switch(ExtCompassOrientation) |
538 | { |
519 | { |
539 | case 0: |
520 | case 0: |
540 | case 1: |
521 | case 1: |
541 | default: |
522 | default: |
542 | // 1:1 Mapping |
- | |
543 | MagRawVector.X = X; |
523 | MagRawVector.X = X; |
544 | MagRawVector.Y = Y; |
524 | MagRawVector.Y = Y; |
545 | MagRawVector.Z = Z; |
525 | MagRawVector.Z = Z; |
546 | break; |
526 | break; |
547 | case 2: |
527 | case 2: |
548 | MagRawVector.X = -X; |
528 | MagRawVector.X = -X; |
549 | MagRawVector.Y = Y; |
529 | MagRawVector.Y = Y; |
550 | MagRawVector.Z = -Z; |
530 | MagRawVector.Z = -Z; |
551 | break; |
531 | break; |
552 | case 3: |
532 | case 3: |
553 | MagRawVector.X = -Z; |
533 | MagRawVector.X = -Z; |
554 | MagRawVector.Y = Y; |
534 | MagRawVector.Y = Y; |
555 | MagRawVector.Z = X; |
535 | MagRawVector.Z = X; |
556 | break; |
536 | break; |
557 | case 4: |
537 | case 4: |
558 | MagRawVector.X = Z; |
538 | MagRawVector.X = Z; |
559 | MagRawVector.Y = Y; |
539 | MagRawVector.Y = Y; |
560 | MagRawVector.Z = -X; |
540 | MagRawVector.Z = -X; |
561 | break; |
541 | break; |
562 | case 5: |
542 | case 5: |
563 | MagRawVector.X = X; |
543 | MagRawVector.X = X; |
564 | MagRawVector.Y = -Z; |
544 | MagRawVector.Y = -Z; |
565 | MagRawVector.Z = Y; |
545 | MagRawVector.Z = Y; |
566 | break; |
546 | break; |
567 | case 6: |
547 | case 6: |
568 | MagRawVector.X = -X; |
548 | MagRawVector.X = -X; |
569 | MagRawVector.Y = -Z; |
549 | MagRawVector.Y = -Z; |
570 | MagRawVector.Z = -Y; |
550 | MagRawVector.Z = -Y; |
571 | break; |
551 | break; |
572 | } |
552 | } |
573 | } |
553 | } |
574 | if(Compass_CalState || !NCMAG_IsCalibrated) |
554 | if(Compass_CalState || !NCMAG_IsCalibrated) |
575 | { // mark out data invalid |
555 | { // mark out data invalid |
576 | MagVector.X = MagRawVector.X; |
556 | MagVector.X = MagRawVector.X; |
577 | MagVector.Y = MagRawVector.Y; |
557 | MagVector.Y = MagRawVector.Y; |
578 | MagVector.Z = MagRawVector.Z; |
558 | MagVector.Z = MagRawVector.Z; |
579 | Compass_Heading = -1; |
559 | Compass_Heading = -1; |
580 | } |
560 | } |
581 | else |
561 | else |
582 | { |
562 | { |
583 | // update MagVector from MagRaw Vector by Scaling |
563 | // update MagVector from MagRaw Vector by Scaling |
584 | MagVector.X = (s16)((1024L*(s32)(MagRawVector.X - Calibration.MagX.Offset))/Calibration.MagX.Range); |
564 | MagVector.X = (s16)((1024L*(s32)(MagRawVector.X - Calibration.MagX.Offset))/Calibration.MagX.Range); |
585 | MagVector.Y = (s16)((1024L*(s32)(MagRawVector.Y - Calibration.MagY.Offset))/Calibration.MagY.Range); |
565 | MagVector.Y = (s16)((1024L*(s32)(MagRawVector.Y - Calibration.MagY.Offset))/Calibration.MagY.Range); |
586 | MagVector.Z = (s16)((1024L*(s32)(MagRawVector.Z - Calibration.MagZ.Offset))/Calibration.MagZ.Range); |
566 | MagVector.Z = (s16)((1024L*(s32)(MagRawVector.Z - Calibration.MagZ.Offset))/Calibration.MagZ.Range); |
587 | Compass_CalcHeading(); |
567 | Compass_CalcHeading(); |
588 | } |
568 | } |
589 | } |
569 | } |
590 | // rx data handler for acceleration raw data |
570 | // rx data handler for acceleration raw data |
591 | void NCMAG_UpdateAccVector(u8* pRxBuffer, u8 RxBufferSize) |
571 | void NCMAG_UpdateAccVector(u8* pRxBuffer, u8 RxBufferSize) |
592 | { // if number of bytes are matching |
572 | { // if number of byte are matching |
593 | if(RxBufferSize == sizeof(AccRawVector) ) |
573 | if(RxBufferSize == sizeof(AccRawVector) ) |
594 | { |
574 | { |
595 | // copy from I2C buffer |
- | |
596 | memcpy((u8*)&AccRawVector, pRxBuffer,sizeof(AccRawVector)); |
575 | memcpy((u8*)&AccRawVector, pRxBuffer,sizeof(AccRawVector)); |
597 | // scale and update Acc Vector, at the moment simply 1:1 |
- | |
598 | memcpy((u8*)&AccVector, (u8*)&AccRawVector,sizeof(AccRawVector)); |
- | |
599 | } |
576 | } |
600 | } |
577 | } |
- | 578 | ||
- | 579 | u8 GetExtCompassOrientation(void) |
|
- | 580 | { |
|
- | 581 | if(I2C_CompassPort != I2C_EXTERN_0) return(0); |
|
- | 582 | ||
- | 583 | if((abs(FromFlightCtrl.AngleNick) > 300) || (abs(FromFlightCtrl.AngleRoll) > 300)) |
|
- | 584 | { |
|
- | 585 | // UART1_PutString("\r\nTilted"); |
|
- | 586 | return(0); |
|
- | 587 | } |
|
- | 588 | if(AccRawVector.Z > 3300) return(1); // Flach - Bestückung oben - Pfeil nach vorn |
|
- | 589 | else |
|
- | 590 | if(AccRawVector.Z < -3300) return(2); // Flach - Bestückung unten - Pfeil nach vorn |
|
- | 591 | else |
|
- | 592 | if(AccRawVector.X > 3300) return(3); // Flach - Bestückung Links - Pfeil nach vorn |
|
- | 593 | else |
|
- | 594 | if(AccRawVector.X < -3300) return(4); // Flach - Bestückung rechts - Pfeil nach vorn |
|
- | 595 | else |
|
- | 596 | if(AccRawVector.Y > 3300) return(5); // Stehend - Pfeil nach oben - 'front' nach vorn |
|
- | 597 | else |
|
- | 598 | if(AccRawVector.Y < -3300) return(6); // Stehend - Pfeil nach unten - 'front' nach vorn |
|
- | 599 | return(0); |
|
- | 600 | } |
|
- | 601 | ||
601 | // rx data handler for reading magnetic sensor configuration |
602 | // rx data handler for reading magnetic sensor configuration |
602 | void NCMAG_UpdateMagConfig(u8* pRxBuffer, u8 RxBufferSize) |
603 | void NCMAG_UpdateMagConfig(u8* pRxBuffer, u8 RxBufferSize) |
603 | { // if number of byte are matching |
604 | { // if number of byte are matching |
604 | if(RxBufferSize == sizeof(MagConfig) ) |
605 | if(RxBufferSize == sizeof(MagConfig) ) |
605 | { |
606 | { |
606 | memcpy((u8*)(&MagConfig), pRxBuffer, sizeof(MagConfig)); |
607 | memcpy((u8*)(&MagConfig), pRxBuffer, sizeof(MagConfig)); |
607 | } |
608 | } |
608 | } |
609 | } |
609 | // rx data handler for reading acceleration sensor configuration |
610 | // rx data handler for reading acceleration sensor configuration |
610 | void NCMAG_UpdateAccConfig(u8* pRxBuffer, u8 RxBufferSize) |
611 | void NCMAG_UpdateAccConfig(u8* pRxBuffer, u8 RxBufferSize) |
611 | { // if number of byte are matching |
612 | { // if number of byte are matching |
612 | if(RxBufferSize == sizeof(AccConfig) ) |
613 | if(RxBufferSize == sizeof(AccConfig) ) |
613 | { |
614 | { |
614 | memcpy((u8*)&AccConfig, pRxBuffer, sizeof(AccConfig)); |
615 | memcpy((u8*)&AccConfig, pRxBuffer, sizeof(AccConfig)); |
615 | } |
616 | } |
616 | } |
617 | } |
617 | //---------------------------------------------------------------------- |
618 | //---------------------------------------------------------------------- |
618 | - | ||
619 | u8 NCMAG_GetOrientationFromAcc(void) |
- | |
620 | { |
- | |
621 | // only if external compass connected |
- | |
622 | if(Compass_I2CPort != NCMAG_PORT_EXTERN) return(0); |
- | |
623 | // MK must not be tilted |
- | |
624 | if((abs(FromFlightCtrl.AngleNick) > 300) || (abs(FromFlightCtrl.AngleRoll) > 300)) |
- | |
625 | { |
- | |
626 | // UART1_PutString("\r\nTilted"); |
- | |
627 | return(0); |
- | |
628 | } |
- | |
629 | // select orientation |
- | |
630 | if(AccRawVector.Z > 3300) return(1); // Flach - Bestückung oben - Pfeil nach vorn |
- | |
631 | else |
- | |
632 | if(AccRawVector.Z < -3300) return(2); // Flach - Bestückung unten - Pfeil nach vorn |
- | |
633 | else |
- | |
634 | if(AccRawVector.X > 3300) return(3); // Flach - Bestückung Links - Pfeil nach vorn |
- | |
635 | else |
- | |
636 | if(AccRawVector.X < -3300) return(4); // Flach - Bestückung rechts - Pfeil nach vorn |
- | |
637 | else |
- | |
638 | if(AccRawVector.Y > 3300) return(5); // Stehend - Pfeil nach oben - 'front' nach vorn |
- | |
639 | else |
- | |
640 | if(AccRawVector.Y < -3300) return(6); // Stehend - Pfeil nach unten - 'front' nach vorn |
- | |
641 | return(0); |
- | |
642 | } |
619 | |
643 | 620 | ||
644 | // --------------------------------------------------------------------- |
621 | // --------------------------------------------------------------------- |
645 | u8 NCMAG_SetMagConfig(void) |
622 | u8 NCMAG_SetMagConfig(void) |
646 | { |
623 | { |
647 | u8 retval = 0; |
624 | u8 retval = 0; |
648 | - | ||
649 | // try to catch the i2c buffer within 100 ms timeout |
625 | // try to catch the i2c buffer within 100 ms timeout |
650 | if(I2CBus_LockBuffer(Compass_I2CPort, 100)) |
626 | if(I2C_LockBufferFunc(100)) |
651 | { |
627 | { |
652 | u8 TxBytes = 0; |
628 | u8 TxBytes = 0; |
653 | u8 TxData[sizeof(MagConfig) + 3]; |
- | |
654 | - | ||
655 | TxData[TxBytes++] = REG_MAG_CRA; |
629 | I2C_BufferPnt[TxBytes++] = REG_MAG_CRA; |
656 | memcpy(&TxData[TxBytes], (u8*)&MagConfig, sizeof(MagConfig)); |
630 | memcpy((u8*)(&I2C_BufferPnt[TxBytes]), (u8*)&MagConfig, sizeof(MagConfig)); |
657 | TxBytes += sizeof(MagConfig); |
631 | TxBytes += sizeof(MagConfig); |
658 | if(I2CBus_Transmission(Compass_I2CPort, MAG_SLAVE_ADDRESS, TxData, TxBytes, 0, 0)) |
632 | if(I2C_TransmissionFunc(MAG_SLAVE_ADDRESS, TxBytes, 0, 0)) |
659 | { |
633 | { |
660 | if(I2CBus_WaitForEndOfTransmission(Compass_I2CPort, 100)) |
634 | if(I2C_WaitForEndOfTransmissionFunc(100)) |
661 | { |
635 | { |
662 | if(I2CBus(Compass_I2CPort)->Error == I2C_ERROR_NONE) retval = 1; |
636 | if(*I2C_ErrorPnt == I2C_ERROR_NONE) retval = 1; |
663 | } |
637 | } |
664 | } |
638 | } |
665 | } |
639 | } |
666 | return(retval); |
640 | return(retval); |
667 | } |
641 | } |
668 | 642 | ||
669 | // ---------------------------------------------------------------------------------------- |
643 | // ---------------------------------------------------------------------------------------- |
670 | u8 NCMAG_GetMagConfig(void) |
644 | u8 NCMAG_GetMagConfig(void) |
671 | { |
645 | { |
672 | u8 retval = 0; |
646 | u8 retval = 0; |
673 | // try to catch the i2c buffer within 100 ms timeout |
647 | // try to catch the i2c buffer within 100 ms timeout |
674 | if(I2CBus_LockBuffer(Compass_I2CPort, 100)) |
648 | if(I2C_LockBufferFunc(100)) |
675 | { |
649 | { |
676 | u8 TxBytes = 0; |
650 | u8 TxBytes = 0; |
677 | u8 TxData[3]; |
- | |
678 | TxData[TxBytes++] = REG_MAG_CRA; |
651 | I2C_BufferPnt[TxBytes++] = REG_MAG_CRA; |
679 | if(I2CBus_Transmission(Compass_I2CPort, MAG_SLAVE_ADDRESS, TxData, TxBytes, &NCMAG_UpdateMagConfig, sizeof(MagConfig))) |
652 | if(I2C_TransmissionFunc(MAG_SLAVE_ADDRESS, TxBytes, &NCMAG_UpdateMagConfig, sizeof(MagConfig))) |
680 | { |
653 | { |
681 | if(I2CBus_WaitForEndOfTransmission(Compass_I2CPort, 100)) |
654 | if(I2C_WaitForEndOfTransmissionFunc(100)) |
682 | { |
655 | { |
683 | if(I2CBus(Compass_I2CPort)->Error == I2C_ERROR_NONE) retval = 1; |
656 | if(*I2C_ErrorPnt == I2C_ERROR_NONE) retval = 1; |
684 | } |
657 | } |
685 | } |
658 | } |
686 | } |
659 | } |
687 | return(retval); |
660 | return(retval); |
688 | } |
661 | } |
689 | 662 | ||
690 | // ---------------------------------------------------------------------------------------- |
663 | // ---------------------------------------------------------------------------------------- |
691 | u8 NCMAG_SetAccConfig(void) |
664 | u8 NCMAG_SetAccConfig(void) |
692 | { |
665 | { |
693 | u8 retval = 0; |
666 | u8 retval = 0; |
694 | // try to catch the i2c buffer within 50 ms timeout |
667 | // try to catch the i2c buffer within 100 ms timeout |
695 | if(I2CBus_LockBuffer(Compass_I2CPort, 50)) |
668 | if(I2C_LockBufferFunc(50)) |
696 | { |
669 | { |
697 | u8 TxBytes = 0; |
670 | u8 TxBytes = 0; |
698 | u8 TxData[sizeof(AccConfig) + 3]; |
- | |
699 | TxData[TxBytes++] = REG_ACC_CTRL1|REG_ACC_MASK_AUTOINCREMENT; |
671 | I2C_BufferPnt[TxBytes++] = REG_ACC_CTRL1|REG_ACC_MASK_AUTOINCREMENT; |
700 | memcpy(&TxData[TxBytes], (u8*)&AccConfig, sizeof(AccConfig)); |
672 | memcpy((u8*)(&I2C_BufferPnt[TxBytes]), (u8*)&AccConfig, sizeof(AccConfig)); |
701 | TxBytes += sizeof(AccConfig); |
673 | TxBytes += sizeof(AccConfig); |
702 | if(I2CBus_Transmission(Compass_I2CPort, ACC_SLAVE_ADDRESS, TxData, TxBytes, 0, 0)) |
674 | if(I2C_TransmissionFunc(ACC_SLAVE_ADDRESS, TxBytes, 0, 0)) |
703 | { |
675 | { |
704 | if(I2CBus_WaitForEndOfTransmission(Compass_I2CPort, 50)) |
676 | if(I2C_WaitForEndOfTransmissionFunc(50)) |
705 | { |
677 | { |
706 | if(I2CBus(Compass_I2CPort)->Error == I2C_ERROR_NONE) retval = 1; |
678 | if(*I2C_ErrorPnt == I2C_ERROR_NONE) retval = 1; |
707 | } |
679 | } |
708 | } |
680 | } |
709 | } |
681 | } |
710 | return(retval); |
682 | return(retval); |
711 | } |
683 | } |
712 | 684 | ||
713 | // ---------------------------------------------------------------------------------------- |
685 | // ---------------------------------------------------------------------------------------- |
714 | u8 NCMAG_GetAccConfig(void) |
686 | u8 NCMAG_GetAccConfig(void) |
715 | { |
687 | { |
716 | u8 retval = 0; |
688 | u8 retval = 0; |
717 | // try to catch the i2c buffer within 100 ms timeout |
689 | // try to catch the i2c buffer within 100 ms timeout |
718 | if(I2CBus_LockBuffer(Compass_I2CPort, 100)) |
690 | if(I2C_LockBufferFunc(100)) |
719 | { |
691 | { |
720 | u8 TxBytes = 0; |
692 | u8 TxBytes = 0; |
721 | u8 TxData[3]; |
- | |
722 | TxData[TxBytes++] = REG_ACC_CTRL1|REG_ACC_MASK_AUTOINCREMENT; |
693 | I2C_BufferPnt[TxBytes++] = REG_ACC_CTRL1|REG_ACC_MASK_AUTOINCREMENT; |
723 | if(I2CBus_Transmission(Compass_I2CPort, ACC_SLAVE_ADDRESS, TxData, TxBytes, &NCMAG_UpdateAccConfig, sizeof(AccConfig))) |
694 | if(I2C_TransmissionFunc(ACC_SLAVE_ADDRESS, TxBytes, &NCMAG_UpdateAccConfig, sizeof(AccConfig))) |
724 | { |
695 | { |
725 | if(I2CBus_WaitForEndOfTransmission(Compass_I2CPort, 100)) |
696 | if(I2C_WaitForEndOfTransmissionFunc(100)) |
726 | { |
697 | { |
727 | if(I2CBus(Compass_I2CPort)->Error == I2C_ERROR_NONE) retval = 1; |
698 | if(*I2C_ErrorPnt == I2C_ERROR_NONE) retval = 1; |
728 | } |
699 | } |
729 | } |
700 | } |
730 | } |
701 | } |
731 | return(retval); |
702 | return(retval); |
732 | } |
703 | } |
733 | 704 | ||
734 | // ---------------------------------------------------------------------------------------- |
705 | // ---------------------------------------------------------------------------------------- |
735 | u8 NCMAG_GetIdentification(void) |
706 | u8 NCMAG_GetIdentification(void) |
736 | { |
707 | { |
737 | u8 retval = 0; |
708 | u8 retval = 0; |
738 | // try to catch the i2c buffer within 100 ms timeout |
709 | // try to catch the i2c buffer within 100 ms timeout |
739 | if(I2CBus_LockBuffer(Compass_I2CPort, 100)) |
710 | if(I2C_LockBufferFunc(100)) |
740 | { |
711 | { |
741 | u8 TxBytes = 0; |
712 | u16 TxBytes = 0; |
742 | u8 TxData[3]; |
- | |
743 | NCMAG_Identification.A = 0xFF; |
713 | NCMAG_Identification.A = 0xFF; |
744 | NCMAG_Identification.B = 0xFF; |
714 | NCMAG_Identification.B = 0xFF; |
745 | NCMAG_Identification.C = 0xFF; |
715 | NCMAG_Identification.C = 0xFF; |
746 | TxData[TxBytes++] = REG_MAG_IDA; |
716 | I2C_BufferPnt[TxBytes++] = REG_MAG_IDA; |
747 | // initiate transmission |
717 | // initiate transmission |
748 | if(I2CBus_Transmission(Compass_I2CPort, MAG_SLAVE_ADDRESS, TxData, TxBytes, &NCMAG_UpdateIdentification, sizeof(NCMAG_Identification))) |
718 | if(I2C_TransmissionFunc(MAG_SLAVE_ADDRESS, TxBytes, &NCMAG_UpdateIdentification, sizeof(NCMAG_Identification))) |
749 | { |
719 | { |
750 | if(I2CBus_WaitForEndOfTransmission(Compass_I2CPort, 100)) |
720 | if(I2C_WaitForEndOfTransmissionFunc(100)) |
751 | { |
721 | { |
752 | if(I2CBus(Compass_I2CPort)->Error == I2C_ERROR_NONE) retval = 1; |
722 | if(*I2C_ErrorPnt == I2C_ERROR_NONE) retval = 1; |
753 | } |
723 | } |
754 | } |
724 | } |
755 | } |
725 | } |
756 | return(retval); |
726 | return(retval); |
757 | } |
727 | } |
758 | 728 | ||
759 | u8 NCMAG_GetIdentification_Sub(void) |
729 | u8 NCMAG_GetIdentification_Sub(void) |
760 | { |
730 | { |
761 | u8 retval = 0; |
731 | u8 retval = 0; |
762 | // try to catch the i2c buffer within 100 ms timeout |
732 | // try to catch the i2c buffer within 100 ms timeout |
763 | if(I2CBus_LockBuffer(Compass_I2CPort, 100)) |
733 | if(I2C_LockBufferFunc(100)) |
764 | { |
734 | { |
765 | u8 TxBytes = 0; |
735 | u16 TxBytes = 0; |
766 | u8 TxData[3]; |
- | |
767 | NCMAG_Identification2.Sub = 0xFF; |
736 | NCMAG_Identification2.Sub = 0xFF; |
768 | TxData[TxBytes++] = REG_MAG_IDF; |
737 | I2C_BufferPnt[TxBytes++] = REG_MAG_IDF; |
769 | // initiate transmission |
738 | // initiate transmission |
770 | if(I2CBus_Transmission(Compass_I2CPort, MAG_SLAVE_ADDRESS, TxData, TxBytes, &NCMAG_UpdateIdentification_Sub, sizeof(NCMAG_Identification2))) |
739 | if(I2C_TransmissionFunc(MAG_SLAVE_ADDRESS, TxBytes, &NCMAG_UpdateIdentification_Sub, sizeof(NCMAG_Identification2))) |
771 | { |
740 | { |
772 | if(I2CBus_WaitForEndOfTransmission(Compass_I2CPort, 100)) |
741 | if(I2C_WaitForEndOfTransmissionFunc(100)) |
773 | { |
742 | { |
774 | if(I2CBus(Compass_I2CPort)->Error == I2C_ERROR_NONE) retval = 1; |
743 | if(*I2C_ErrorPnt == I2C_ERROR_NONE) retval = 1; |
775 | } |
744 | } |
776 | } |
745 | } |
777 | } |
746 | } |
778 | return(retval); |
747 | return(retval); |
779 | } |
748 | } |
780 | 749 | ||
781 | 750 | ||
782 | // ---------------------------------------------------------------------------------------- |
751 | // ---------------------------------------------------------------------------------------- |
783 | void NCMAG_GetMagVector(u8 timeout) |
752 | void NCMAG_GetMagVector(void) |
784 | { |
753 | { |
785 | // try to catch the I2C buffer within timeout ms |
754 | // try to catch the I2C buffer within 0 ms |
786 | if(I2CBus_LockBuffer(Compass_I2CPort, timeout)) |
755 | if(I2C_LockBufferFunc(5)) |
787 | { |
756 | { |
788 | u8 TxBytes = 0; |
757 | u16 TxBytes = 0; |
789 | u8 TxData[3]; |
- | |
790 | // set register pointer |
758 | // set register pointer |
791 | TxData[TxBytes++] = REG_MAG_DATAX_MSB; |
759 | I2C_BufferPnt[TxBytes++] = REG_MAG_DATAX_MSB; |
792 | // initiate transmission |
760 | // initiate transmission |
793 | I2CBus_Transmission(Compass_I2CPort, MAG_SLAVE_ADDRESS, TxData, TxBytes, &NCMAG_UpdateMagVector, sizeof(MagVector)); |
761 | I2C_TransmissionFunc(MAG_SLAVE_ADDRESS, TxBytes, &NCMAG_UpdateMagVector, sizeof(MagVector)); |
794 | } |
762 | } |
795 | } |
763 | } |
796 | 764 | ||
797 | //---------------------------------------------------------------- |
765 | //---------------------------------------------------------------- |
798 | void NCMAG_GetAccVector(u8 timeout) |
766 | void NCMAG_GetAccVector(u8 timeout) |
799 | { |
767 | { |
800 | // try to catch the I2C buffer within timeout ms |
768 | // try to catch the I2C buffer within 0 ms |
801 | if(I2CBus_LockBuffer(Compass_I2CPort, timeout)) |
769 | if(I2C_LockBufferFunc(timeout)) |
802 | { |
770 | { |
803 | u8 TxBytes = 0; |
771 | u16 TxBytes = 0; |
804 | u8 TxData[3]; |
- | |
805 | // set register pointer |
772 | // set register pointer |
806 | TxData[TxBytes++] = REG_ACC_X_LSB|REG_ACC_MASK_AUTOINCREMENT; |
773 | I2C_BufferPnt[TxBytes++] = REG_ACC_X_LSB|REG_ACC_MASK_AUTOINCREMENT; |
807 | // initiate transmission |
774 | // initiate transmission |
808 | I2CBus_Transmission(Compass_I2CPort, ACC_SLAVE_ADDRESS, TxData, TxBytes, &NCMAG_UpdateAccVector, sizeof(AccRawVector)); |
775 | I2C_TransmissionFunc(ACC_SLAVE_ADDRESS, TxBytes, &NCMAG_UpdateAccVector, sizeof(AccRawVector)); |
- | 776 | //DebugOut.Analog[16] = AccRawVector.X; |
|
- | 777 | //DebugOut.Analog[17] = AccRawVector.Y; |
|
- | 778 | //DebugOut.Analog[18] = AccRawVector.Z; |
|
809 | } |
779 | } |
810 | } |
780 | } |
811 | 781 | ||
812 | //---------------------------------------------------------------- |
782 | //---------------------------------------------------------------- |
813 | u8 NCMAG_ConfigureSensor(void) |
783 | u8 InitNC_MagnetSensor(void) |
814 | { |
784 | { |
815 | u8 crb_gain, cra_rate; |
785 | u8 crb_gain, cra_rate; |
816 | 786 | ||
817 | switch(NCMAG_SensorType) |
787 | switch(NCMAG_SensorType) |
818 | { |
788 | { |
819 | case TYPE_HMC5843: |
789 | case TYPE_HMC5843: |
820 | crb_gain = HMC5843_CRB_GAIN_15GA; |
790 | crb_gain = HMC5843_CRB_GAIN_15GA; |
821 | cra_rate = HMC5843_CRA_RATE_50HZ; |
791 | cra_rate = HMC5843_CRA_RATE_50HZ; |
822 | break; |
792 | break; |
823 | 793 | ||
824 | case TYPE_LSM303DLH: |
794 | case TYPE_LSM303DLH: |
825 | case TYPE_LSM303DLM: |
795 | case TYPE_LSM303DLM: |
826 | crb_gain = LSM303DLH_CRB_GAIN_19GA; |
796 | crb_gain = LSM303DLH_CRB_GAIN_19GA; |
827 | cra_rate = LSM303DLH_CRA_RATE_75HZ; |
797 | cra_rate = LSM303DLH_CRA_RATE_75HZ; |
828 | break; |
798 | break; |
829 | 799 | ||
830 | default: |
800 | default: |
831 | return(0); |
801 | return(0); |
832 | } |
802 | } |
833 | 803 | ||
834 | MagConfig.cra = cra_rate|CRA_MODE_NORMAL; |
804 | MagConfig.cra = cra_rate|CRA_MODE_NORMAL; |
835 | MagConfig.crb = crb_gain; |
805 | MagConfig.crb = crb_gain; |
836 | MagConfig.mode = MODE_CONTINUOUS; |
806 | MagConfig.mode = MODE_CONTINUOUS; |
837 | return(NCMAG_SetMagConfig()); |
807 | return(NCMAG_SetMagConfig()); |
838 | } |
808 | } |
839 | 809 | ||
840 | 810 | ||
841 | //---------------------------------------------------------------- |
811 | //---------------------------------------------------------------- |
842 | u8 NCMAG_Init_ACCSensor(void) |
812 | u8 NCMAG_Init_ACCSensor(void) |
843 | { |
813 | { |
844 | AccConfig.ctrl_1 = ACC_CRTL1_PM_NORMAL|ACC_CRTL1_DR_50HZ|ACC_CRTL1_XEN|ACC_CRTL1_YEN|ACC_CRTL1_ZEN; |
814 | AccConfig.ctrl_1 = ACC_CRTL1_PM_NORMAL|ACC_CRTL1_DR_50HZ|ACC_CRTL1_XEN|ACC_CRTL1_YEN|ACC_CRTL1_ZEN; |
845 | AccConfig.ctrl_2 = 0; |
815 | AccConfig.ctrl_2 = 0; |
846 | AccConfig.ctrl_3 = 0x00; |
816 | AccConfig.ctrl_3 = 0x00; |
847 | AccConfig.ctrl_4 = ACC_CTRL4_BDU | ACC_CTRL4_FS_8G; |
817 | AccConfig.ctrl_4 = ACC_CTRL4_BDU | ACC_CTRL4_FS_8G; |
848 | AccConfig.ctrl_5 = ACC_CTRL5_STW_OFF; |
818 | AccConfig.ctrl_5 = ACC_CTRL5_STW_OFF; |
849 | return(NCMAG_SetAccConfig()); |
819 | return(NCMAG_SetAccConfig()); |
850 | } |
820 | } |
851 | // -------------------------------------------------------- |
821 | // -------------------------------------------------------- |
852 | void NCMAG_Update(u8 init) |
822 | void NCMAG_Update(u8 init) |
853 | { |
823 | { |
854 | static u32 TimerUpdate = 0; |
824 | static u32 TimerUpdate = 0; |
855 | static s8 send_config = 0; |
825 | static s8 send_config = 0; |
856 | u32 delay = 20; |
826 | u32 delay = 20; |
857 | - | ||
858 | if(init) TimerUpdate = SetDelay(10); |
827 | if(init) TimerUpdate = SetDelay(10); |
- | 828 | ||
859 | 829 | // todo State Handling for both busses !! |
|
860 | if( (I2CBus(Compass_I2CPort)->State == I2C_STATE_UNDEF) /*|| !NCMAG_Present*/ ) |
830 | if((I2C1_State == I2C_STATE_OFF) || (I2C_CompassPort == 0 && I2C0_State == I2C_STATE_OFF)/* || !NCMAG_Present*/ ) |
861 | { |
831 | { |
862 | Compass_Heading = -1; |
832 | Compass_Heading = -1; |
863 | DebugOut.Analog[14]++; // count I2C error |
833 | DebugOut.Analog[14]++; // count I2C error |
864 | TimerUpdate = SetDelay(10); |
834 | TimerUpdate = SetDelay(10); |
865 | return; |
835 | return; |
866 | } |
836 | } |
867 | if(CheckDelay(TimerUpdate)) |
837 | if(CheckDelay(TimerUpdate))// && I2C0_State == I2C_STATE_IDLE && I2C1_State == I2C_STATE_IDLE) |
868 | { |
838 | { |
869 | if(Compass_Heading != -1) send_config = 0; // no re-configuration if value is valid |
839 | if(Compass_Heading != -1) send_config = 0; // no re-configuration if value is valid |
870 | if(++send_config == 25) // 500ms |
840 | if(++send_config == 25) // 500ms |
871 | { |
841 | { |
872 | send_config = -25; // next try after 1 second |
842 | send_config = -25; // next try after 1 second |
873 | NCMAG_ConfigureSensor(); |
843 | InitNC_MagnetSensor(); |
874 | TimerUpdate = SetDelay(20); // back into the old time-slot |
844 | TimerUpdate = SetDelay(20); // back into the old time-slot |
875 | } |
845 | } |
876 | else |
846 | else |
877 | { |
847 | { |
878 | static u8 s = 0; |
848 | static u8 s = 0; |
879 | // check for new calibration state |
849 | // check for new calibration state |
880 | Compass_UpdateCalState(); |
850 | Compass_UpdateCalState(); |
881 | if(Compass_CalState) NCMAG_Calibrate(); |
851 | if(Compass_CalState) NCMAG_Calibrate(); |
882 | 852 | ||
883 | // in case of LSM303 type |
853 | // in case of LSM303 type |
884 | switch(NCMAG_SensorType) |
854 | switch(NCMAG_SensorType) |
885 | { |
855 | { |
886 | case TYPE_HMC5843: |
856 | case TYPE_HMC5843: |
887 | delay = 20; // next cycle after 20 ms |
- | |
888 | NCMAG_GetMagVector(5); |
857 | NCMAG_GetMagVector(); |
- | 858 | delay = 20; |
|
889 | break; |
859 | break; |
890 | case TYPE_LSM303DLH: |
860 | case TYPE_LSM303DLH: |
891 | case TYPE_LSM303DLM: |
861 | case TYPE_LSM303DLM: |
- | 862 | delay = 20; |
|
892 | 863 | //delay = 2; |
|
893 | if(s-- || (Compass_I2CPort == NCMAG_PORT_INTERN)) |
864 | if(s-- || (I2C_CompassPort == I2C_INTERN_1)) NCMAG_GetMagVector(); |
894 | { |
865 | else |
895 | delay = 20; // next cycle after 20 ms |
- | |
896 | NCMAG_GetMagVector(5); |
- | |
897 | } |
866 | { |
898 | else // having an external compass, read every 50th cycle the ACC vec |
- | |
899 | { // try to initialize if no data are there |
- | |
900 | if((AccRawVector.X + AccRawVector.Y + AccRawVector.Z) == 0) NCMAG_Init_ACCSensor(); |
867 | if(AccRawVector.X + AccRawVector.Y + AccRawVector.Z == 0) NCMAG_Init_ACCSensor(); |
901 | // get new data |
- | |
902 | NCMAG_GetAccVector(5); |
868 | NCMAG_GetAccVector(5); |
903 | delay = 10; // next cycle after 10 ms |
869 | delay = 10; |
904 | s = 40; //reset downconter about 0,8 sec |
870 | s = 40; // about 0,8 sec |
905 | } |
871 | }; |
- | 872 | if(!s) delay = 10; // ACC-Reading in the next step after 10ms |
|
- | 873 | //if(!s) delay = 2; // ACC-Reading in the next step after 10ms |
|
906 | break; |
874 | break; |
907 | } |
875 | } |
908 | if(send_config == 24) TimerUpdate = SetDelay(15); // next event is the re-configuration |
876 | if(send_config == 24) TimerUpdate = SetDelay(15); // next event is the re-configuration |
909 | else TimerUpdate = SetDelay(delay); // every 20 ms are 50 Hz |
877 | else TimerUpdate = SetDelay(delay); // every 20 ms are 50 Hz |
910 | } |
878 | } |
911 | } |
879 | } |
912 | } |
880 | } |
913 | 881 | ||
914 | 882 | ||
915 | // -------------------------------------------------------- |
883 | // -------------------------------------------------------- |
916 | u8 NCMAG_SelfTest(void) |
884 | u8 NCMAG_SelfTest(void) |
917 | { |
885 | { |
918 | u8 msg[64]; |
886 | u8 msg[64]; |
919 | static u8 done = 0; |
887 | static u8 done = 0; |
920 | 888 | ||
921 | if(done) return(1); // just make it once |
889 | if(done) return(1); // just make it once |
922 | 890 | ||
923 | #define LIMITS(value, min, max) {min = (80 * value)/100; max = (120 * value)/100;} |
891 | #define LIMITS(value, min, max) {min = (80 * value)/100; max = (120 * value)/100;} |
924 | u32 time; |
892 | u32 time; |
925 | s32 XMin = 0, XMax = 0, YMin = 0, YMax = 0, ZMin = 0, ZMax = 0; |
893 | s32 XMin = 0, XMax = 0, YMin = 0, YMax = 0, ZMin = 0, ZMax = 0; |
926 | s16 xscale, yscale, zscale, scale_min, scale_max; |
894 | s16 xscale, yscale, zscale, scale_min, scale_max; |
927 | u8 crb_gain, cra_rate; |
895 | u8 crb_gain, cra_rate; |
928 | u8 i = 0, retval = 1; |
896 | u8 i = 0, retval = 1; |
929 | 897 | ||
930 | switch(NCMAG_SensorType) |
898 | switch(NCMAG_SensorType) |
931 | { |
899 | { |
932 | case TYPE_HMC5843: |
900 | case TYPE_HMC5843: |
933 | crb_gain = HMC5843_CRB_GAIN_15GA; |
901 | crb_gain = HMC5843_CRB_GAIN_15GA; |
934 | cra_rate = HMC5843_CRA_RATE_50HZ; |
902 | cra_rate = HMC5843_CRA_RATE_50HZ; |
935 | xscale = HMC5843_TEST_XSCALE; |
903 | xscale = HMC5843_TEST_XSCALE; |
936 | yscale = HMC5843_TEST_YSCALE; |
904 | yscale = HMC5843_TEST_YSCALE; |
937 | zscale = HMC5843_TEST_ZSCALE; |
905 | zscale = HMC5843_TEST_ZSCALE; |
938 | break; |
906 | break; |
939 | 907 | ||
940 | case TYPE_LSM303DLH: |
908 | case TYPE_LSM303DLH: |
941 | crb_gain = LSM303DLH_CRB_GAIN_19GA; |
909 | crb_gain = LSM303DLH_CRB_GAIN_19GA; |
942 | cra_rate = LSM303DLH_CRA_RATE_75HZ; |
910 | cra_rate = LSM303DLH_CRA_RATE_75HZ; |
943 | xscale = LSM303DLH_TEST_XSCALE; |
911 | xscale = LSM303DLH_TEST_XSCALE; |
944 | yscale = LSM303DLH_TEST_YSCALE; |
912 | yscale = LSM303DLH_TEST_YSCALE; |
945 | zscale = LSM303DLH_TEST_ZSCALE; |
913 | zscale = LSM303DLH_TEST_ZSCALE; |
946 | break; |
914 | break; |
947 | 915 | ||
948 | case TYPE_LSM303DLM: |
916 | case TYPE_LSM303DLM: |
949 | // does not support self test feature |
917 | // does not support self test feature |
950 | done = retval; |
918 | done = retval; |
951 | return(retval); |
919 | return(retval); |
952 | break; |
920 | break; |
953 | 921 | ||
954 | default: |
922 | default: |
955 | return(0); |
923 | return(0); |
956 | } |
924 | } |
957 | 925 | ||
958 | MagConfig.cra = cra_rate|CRA_MODE_POSBIAS; |
926 | MagConfig.cra = cra_rate|CRA_MODE_POSBIAS; |
959 | MagConfig.crb = crb_gain; |
927 | MagConfig.crb = crb_gain; |
960 | MagConfig.mode = MODE_CONTINUOUS; |
928 | MagConfig.mode = MODE_CONTINUOUS; |
961 | // activate positive bias field |
929 | // activate positive bias field |
962 | NCMAG_SetMagConfig(); |
930 | NCMAG_SetMagConfig(); |
963 | // wait for stable readings |
931 | // wait for stable readings |
964 | time = SetDelay(50); |
932 | time = SetDelay(50); |
965 | while(!CheckDelay(time)); |
933 | while(!CheckDelay(time)); |
966 | // averaging |
934 | // averaging |
967 | #define AVERAGE 20 |
935 | #define AVERAGE 20 |
968 | for(i = 0; i<AVERAGE; i++) |
936 | for(i = 0; i<AVERAGE; i++) |
969 | { |
937 | { |
970 | NCMAG_GetMagVector(5); |
938 | NCMAG_GetMagVector(); |
971 | time = SetDelay(20); |
939 | time = SetDelay(20); |
972 | while(!CheckDelay(time)); |
940 | while(!CheckDelay(time)); |
973 | XMax += MagRawVector.X; |
941 | XMax += MagRawVector.X; |
974 | YMax += MagRawVector.Y; |
942 | YMax += MagRawVector.Y; |
975 | ZMax += MagRawVector.Z; |
943 | ZMax += MagRawVector.Z; |
976 | } |
944 | } |
977 | MagConfig.cra = cra_rate|CRA_MODE_NEGBIAS; |
945 | MagConfig.cra = cra_rate|CRA_MODE_NEGBIAS; |
978 | // activate positive bias field |
946 | // activate positive bias field |
979 | NCMAG_SetMagConfig(); |
947 | NCMAG_SetMagConfig(); |
980 | // wait for stable readings |
948 | // wait for stable readings |
981 | time = SetDelay(50); |
949 | time = SetDelay(50); |
982 | while(!CheckDelay(time)); |
950 | while(!CheckDelay(time)); |
983 | // averaging |
951 | // averaging |
984 | for(i = 0; i < AVERAGE; i++) |
952 | for(i = 0; i < AVERAGE; i++) |
985 | { |
953 | { |
986 | NCMAG_GetMagVector(5); |
954 | NCMAG_GetMagVector(); |
987 | time = SetDelay(20); |
955 | time = SetDelay(20); |
988 | while(!CheckDelay(time)); |
956 | while(!CheckDelay(time)); |
989 | XMin += MagRawVector.X; |
957 | XMin += MagRawVector.X; |
990 | YMin += MagRawVector.Y; |
958 | YMin += MagRawVector.Y; |
991 | ZMin += MagRawVector.Z; |
959 | ZMin += MagRawVector.Z; |
992 | } |
960 | } |
993 | // setup final configuration |
961 | // setup final configuration |
994 | MagConfig.cra = cra_rate|CRA_MODE_NORMAL; |
962 | MagConfig.cra = cra_rate|CRA_MODE_NORMAL; |
995 | // activate positive bias field |
963 | // activate positive bias field |
996 | NCMAG_SetMagConfig(); |
964 | NCMAG_SetMagConfig(); |
997 | // check scale for all axes |
965 | // check scale for all axes |
998 | // prepare scale limits |
966 | // prepare scale limits |
999 | LIMITS(xscale, scale_min, scale_max); |
967 | LIMITS(xscale, scale_min, scale_max); |
1000 | xscale = (XMax - XMin)/(2*AVERAGE); |
968 | xscale = (XMax - XMin)/(2*AVERAGE); |
1001 | if((xscale > scale_max) || (xscale < scale_min)) |
969 | if((xscale > scale_max) || (xscale < scale_min)) |
1002 | { |
970 | { |
1003 | retval = 0; |
971 | retval = 0; |
1004 | sprintf(msg, "\r\n Value X: %d not %d-%d !", xscale, scale_min,scale_max); |
972 | sprintf(msg, "\r\n Value X: %d not %d-%d !", xscale, scale_min,scale_max); |
1005 | UART1_PutString(msg); |
973 | UART1_PutString(msg); |
1006 | } |
974 | } |
1007 | LIMITS(yscale, scale_min, scale_max); |
975 | LIMITS(yscale, scale_min, scale_max); |
1008 | yscale = (YMax - YMin)/(2*AVERAGE); |
976 | yscale = (YMax - YMin)/(2*AVERAGE); |
1009 | if((yscale > scale_max) || (yscale < scale_min)) |
977 | if((yscale > scale_max) || (yscale < scale_min)) |
1010 | { |
978 | { |
1011 | retval = 0; |
979 | retval = 0; |
1012 | sprintf(msg, "\r\n Value Y: %d not %d-%d !", yscale, scale_min,scale_max); |
980 | sprintf(msg, "\r\n Value Y: %d not %d-%d !", yscale, scale_min,scale_max); |
1013 | UART1_PutString(msg); |
981 | UART1_PutString(msg); |
1014 | } |
982 | } |
1015 | LIMITS(zscale, scale_min, scale_max); |
983 | LIMITS(zscale, scale_min, scale_max); |
1016 | zscale = (ZMax - ZMin)/(2*AVERAGE); |
984 | zscale = (ZMax - ZMin)/(2*AVERAGE); |
1017 | if((zscale > scale_max) || (zscale < scale_min)) |
985 | if((zscale > scale_max) || (zscale < scale_min)) |
1018 | { |
986 | { |
1019 | retval = 0; |
987 | retval = 0; |
1020 | sprintf(msg, "\r\n Value Z: %d not %d-%d !", zscale, scale_min,scale_max); |
988 | sprintf(msg, "\r\n Value Z: %d not %d-%d !", zscale, scale_min,scale_max); |
1021 | UART1_PutString(msg); |
989 | UART1_PutString(msg); |
1022 | } |
990 | } |
1023 | done = retval; |
991 | done = retval; |
1024 | return(retval); |
992 | return(retval); |
1025 | } |
993 | } |
1026 | 994 | ||
- | 995 | ||
1027 | 996 | //---------------------------------------------------------------- |
|
- | 997 | void NCMAG_SelectI2CBus(u8 busno) |
|
- | 998 | { |
|
- | 999 | if (busno == 0) |
|
- | 1000 | { |
|
- | 1001 | I2C_WaitForEndOfTransmissionFunc = &I2C0_WaitForEndOfTransmission; |
|
- | 1002 | I2C_LockBufferFunc = &I2C0_LockBuffer; |
|
1028 | void NCMAG_CheckOrientation(void) |
1003 | I2C_TransmissionFunc = &I2C0_Transmission; |
1029 | { // only for external sensor |
1004 | I2C_BufferPnt = I2C0_Buffer; |
- | 1005 | I2C_ErrorPnt = &I2C0_Error; |
|
- | 1006 | } |
|
1030 | if(Compass_I2CPort == NCMAG_PORT_EXTERN) |
1007 | else |
1031 | { |
1008 | { |
- | 1009 | I2C_WaitForEndOfTransmissionFunc = &I2C1_WaitForEndOfTransmission; |
|
1032 | NCMAG_Orientation = NCMAG_GetOrientationFromAcc(); |
1010 | I2C_LockBufferFunc = &I2C1_LockBuffer; |
1033 | if(NCMAG_Orientation != (Calibration.Version>>4)) NCMAG_IsCalibrated = 0; |
1011 | I2C_TransmissionFunc = &I2C1_Transmission; |
- | 1012 | I2C_BufferPnt = I2C1_Buffer; |
|
1034 | else NCMAG_IsCalibrated = 1; |
1013 | I2C_ErrorPnt = &I2C1_Error; |
1035 | } |
1014 | } |
- | 1015 | } |
|
1036 | } |
1016 | |
1037 | //---------------------------------------------------------------- |
1017 | //---------------------------------------------------------------- |
1038 | u8 NCMAG_Init(void) |
1018 | u8 NCMAG_Init(void) |
1039 | { |
1019 | { |
1040 | MagRawVector.X = 0; |
1020 | u8 msg[64]; |
1041 | MagRawVector.Y = 0; |
1021 | u8 retval = 0; |
1042 | MagRawVector.Z = 0; |
1022 | u8 repeat = 0; |
- | 1023 | ||
- | 1024 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
|
1043 | AccRawVector.X = 0; |
1025 | // Search external sensor |
- | 1026 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
|
1044 | AccRawVector.Y = 0; |
1027 | I2C_CompassPort = I2C_EXTERN_0; |
1045 | AccRawVector.Z = 0; |
1028 | NCMAG_SelectI2CBus(I2C_CompassPort); |
1046 | 1029 | ||
- | 1030 | // get id bytes |
|
- | 1031 | retval = 0; |
|
- | 1032 | for(repeat = 0; repeat < 5; repeat++) |
|
- | 1033 | { |
|
- | 1034 | // retval = NCMAG_GetIdentification(); |
|
1047 | if(NCMAG_Present) // do only short init ! , full init was called before |
1035 | retval = NCMAG_GetAccConfig(); // only the sensor with ACC is supported |
- | 1036 | if(retval) break; // break loop on success |
|
- | 1037 | UART1_PutString("_"); |
|
- | 1038 | } |
|
- | 1039 | //retval = 1; |
|
- | 1040 | if(!retval) |
|
- | 1041 | { |
|
- | 1042 | UART1_PutString(" internal sensor "); |
|
- | 1043 | I2C_CompassPort = I2C_INTERN_1; |
|
- | 1044 | NCMAG_SelectI2CBus(I2C_CompassPort); |
|
- | 1045 | } |
|
- | 1046 | else |
|
1048 | { |
1047 | { |
1049 | // reset I2C Bus |
- | |
1050 | I2CBus_Deinit(Compass_I2CPort); |
- | |
1051 | I2CBus_Init(Compass_I2CPort); |
- | |
1052 | // try to reconfigure senor |
- | |
1053 | NCMAG_ConfigureSensor(); |
- | |
1054 | NCMAG_Update(1); |
- | |
1055 | } |
- | |
1056 | else // full init |
- | |
1057 | { |
- | |
1058 | u8 msg[64]; |
- | |
1059 | u8 retval = 0; |
- | |
1060 | u8 repeat = 0; |
- | |
1061 | - | ||
1062 | //-------------------------------------------- |
- | |
1063 | // search external sensor first |
- | |
1064 | //-------------------------------------------- |
- | |
1065 | Compass_I2CPort = NCMAG_PORT_EXTERN; |
- | |
1066 | // get id bytes |
- | |
1067 | retval = 0; |
- | |
1068 | for(repeat = 0; repeat < 5; repeat++) |
- | |
1069 | { |
- | |
1070 | //retval = NCMAG_GetIdentification(); |
- | |
1071 | retval = NCMAG_GetAccConfig(); // only the external sensor with ACC is supported |
- | |
1072 | if(retval) break; // break loop on success |
- | |
1073 | UART1_PutString("_"); |
- | |
1074 | } |
- | |
1075 | // Extenal sensor not found? |
- | |
1076 | if(!retval) |
- | |
1077 | { |
- | |
1078 | // search internal sensor afterwards |
- | |
1079 | UART1_PutString(" internal sensor"); |
1048 | UART1_PutString(" external sensor "); |
1080 | Compass_I2CPort = NCMAG_PORT_INTERN; |
- | |
1081 | NCMAG_Orientation = 0; |
1049 | NCMAG_Init_ACCSensor(); |
1082 | } |
- | |
1083 | else |
- | |
1084 | { |
- | |
1085 | UART1_PutString(" external sensor "); |
- | |
1086 | - | ||
1087 | // initialize ACC sensor of the IC |
- | |
1088 | NCMAG_Init_ACCSensor(); |
- | |
1089 | // try to get orientation by acc sensor values |
1050 | |
1090 | for(repeat = 0; repeat < 100; repeat++) |
1051 | for(repeat = 0; repeat < 100; repeat++) |
1091 | { |
1052 | { |
1092 | NCMAG_GetAccVector(10); // only the sensor with ACC is supported |
1053 | NCMAG_GetAccVector(10); // only the sensor with ACC is supported |
- | 1054 | ExtCompassOrientation = GetExtCompassOrientation(); |
|
1093 | NCMAG_Orientation = NCMAG_GetOrientationFromAcc(); |
1055 | if(ExtCompassOrientation && (ExtCompassOrientation == Calibration.Version / 16)) break; |
1094 | if(NCMAG_Orientation) break; |
1056 | //UART1_Putchar('-'); |
1095 | } |
1057 | } |
- | 1058 | //DebugOut.Analog[19] = repeat; |
|
1096 | // check orientation result |
1059 | |
- | 1060 | if(!ExtCompassOrientation) UART1_PutString(" (Orientation unknown!)"); |
|
1097 | if(NCMAG_Orientation) |
1061 | else |
- | 1062 | { |
|
1098 | { |
1063 | NCMag_CalibrationRead(I2C_CompassPort); |
1099 | sprintf(msg, "with orientation: %d ", NCMAG_Orientation ); |
1064 | sprintf(msg, "with orientation: %d ",ExtCompassOrientation ); |
- | 1065 | UART1_PutString(msg); |
|
1100 | UART1_PutString(msg); |
1066 | if(ExtCompassOrientation != Calibration.Version / 16) |
- | 1067 | { |
|
1101 | } |
1068 | sprintf(msg, "\n\r! Warning: calibrated orientation was %d !",Calibration.Version / 16); |
1102 | else |
1069 | UART1_PutString(msg); |
1103 | { |
1070 | } |
1104 | UART1_PutString(" (Orientation unknown!)"); |
1071 | else UART1_PutString("ok "); |
- | 1072 | } |
|
1105 | } |
1073 | |
1106 | } |
1074 | } |
1107 | //------------------------------------------- |
1075 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
1108 | 1076 | ||
1109 | NCMAG_Present = 0; |
1077 | NCMAG_Present = 0; |
1110 | NCMAG_SensorType = TYPE_HMC5843; // assuming having an HMC5843 |
1078 | NCMAG_SensorType = TYPE_HMC5843; // assuming having an HMC5843 |
- | 1079 | // polling for LSM302DLH/DLM option by ACC address ack |
|
- | 1080 | for(repeat = 0; repeat < 3; repeat++) |
|
- | 1081 | { |
|
- | 1082 | retval = NCMAG_GetAccConfig(); |
|
- | 1083 | if(retval) break; // break loop on success |
|
1111 | // polling for LSM302DLH/DLM option by ACC address ack |
1084 | } |
- | 1085 | if(retval) |
|
- | 1086 | { |
|
- | 1087 | // initialize ACC sensor |
|
- | 1088 | NCMAG_Init_ACCSensor(); |
|
- | 1089 | ||
- | 1090 | NCMAG_SensorType = TYPE_LSM303DLH; |
|
1112 | repeat = 0; |
1091 | // polling of sub identification |
1113 | for(repeat = 0; repeat < 3; repeat++) |
1092 | for(repeat = 0; repeat < 12; repeat++) |
1114 | { |
1093 | { |
1115 | retval = NCMAG_GetAccConfig(); |
1094 | retval = NCMAG_GetIdentification_Sub(); |
1116 | if(retval) break; // break loop on success |
1095 | if(retval) break; // break loop on success |
1117 | } |
1096 | } |
1118 | if(retval) |
1097 | if(retval) |
1119 | { |
1098 | { |
1120 | // initialize ACC sensor |
1099 | if(NCMAG_Identification2.Sub == MAG_IDF_LSM303DLM) NCMAG_SensorType = TYPE_LSM303DLM; |
1121 | NCMAG_Init_ACCSensor(); |
1100 | } |
1122 | 1101 | } |
|
1123 | NCMAG_SensorType = TYPE_LSM303DLH; |
- | |
1124 | // polling of sub identification |
- | |
1125 | repeat = 0; |
1102 | // get id bytes |
1126 | for(repeat = 0; repeat < 12; repeat++) |
1103 | for(repeat = 0; repeat < 3; repeat++) |
1127 | { |
1104 | { |
1128 | retval = NCMAG_GetIdentification_Sub(); |
1105 | retval = NCMAG_GetIdentification(); |
1129 | if(retval) break; // break loop on success |
1106 | if(retval) break; // break loop on success |
1130 | } |
1107 | } |
- | 1108 | ||
- | 1109 | // if we got an answer to id request |
|
1131 | if(retval) |
1110 | if(retval) |
1132 | { |
1111 | { |
1133 | if(NCMAG_Identification2.Sub == MAG_IDF_LSM303DLM) NCMAG_SensorType = TYPE_LSM303DLM; |
1112 | u8 n1[] = "\n\r HMC5843"; |
1134 | } |
1113 | u8 n2[] = "\n\r LSM303DLH"; |
1135 | } |
- | |
1136 | // get id bytes |
1114 | u8 n3[] = "\n\r LSM303DLM"; |
1137 | retval = 0; |
1115 | u8* pn = n1; |
- | 1116 | ||
1138 | for(repeat = 0; repeat < 3; repeat++) |
1117 | switch(NCMAG_SensorType) |
1139 | { |
1118 | { |
- | 1119 | case TYPE_HMC5843: |
|
- | 1120 | pn = n1; |
|
- | 1121 | break; |
|
1140 | retval = NCMAG_GetIdentification(); |
1122 | case TYPE_LSM303DLH: |
- | 1123 | pn = n2; |
|
- | 1124 | break; |
|
1141 | if(retval) break; // break loop on success |
1125 | case TYPE_LSM303DLM: |
- | 1126 | pn = n3; |
|
- | 1127 | break; |
|
1142 | } |
1128 | } |
1143 | 1129 | ||
- | 1130 | sprintf(msg, " %s ID 0x%02x/%02x/%02x-%02x", pn, NCMAG_Identification.A, NCMAG_Identification.B, NCMAG_Identification.C,NCMAG_Identification2.Sub); |
|
- | 1131 | UART1_PutString(msg); |
|
1144 | // if we got an answer to id request |
1132 | if ( (NCMAG_Identification.A == MAG_IDA) |
1145 | if(retval) |
1133 | && (NCMAG_Identification.B == MAG_IDB) |
- | 1134 | && (NCMAG_Identification.C == MAG_IDC)) |
|
1146 | { |
1135 | { |
1147 | u8 n1[] = "\n\r HMC5843"; |
- | |
1148 | u8 n2[] = "\n\r LSM303DLH"; |
- | |
1149 | u8 n3[] = "\n\r LSM303DLM"; |
- | |
1150 | u8* pn = n1; |
1136 | NCMAG_Present = 1; |
1151 | - | ||
1152 | switch(NCMAG_SensorType) |
- | |
1153 | { |
- | |
1154 | case TYPE_HMC5843: |
- | |
1155 | pn = n1; |
- | |
1156 | break; |
- | |
1157 | case TYPE_LSM303DLH: |
- | |
1158 | pn = n2; |
- | |
1159 | break; |
- | |
1160 | case TYPE_LSM303DLM: |
- | |
1161 | pn = n3; |
- | |
1162 | break; |
- | |
1163 | } |
- | |
1164 | 1137 | ||
1165 | sprintf(msg, " %s ID 0x%02x/%02x/%02x-%02x", pn, NCMAG_Identification.A, NCMAG_Identification.B, NCMAG_Identification.C,NCMAG_Identification2.Sub); |
- | |
1166 | UART1_PutString(msg); |
1138 | if(EEPROM_Init()) |
1167 | if ( (NCMAG_Identification.A == MAG_IDA) |
- | |
1168 | && (NCMAG_Identification.B == MAG_IDB) |
- | |
1169 | && (NCMAG_Identification.C == MAG_IDC)) |
- | |
1170 | { |
1139 | { |
1171 | NCMAG_Present = 1; |
- | |
1172 | - | ||
1173 | if(EEPROM_Init()) |
- | |
1174 | { |
- | |
1175 | NCMAG_IsCalibrated = NCMag_CalibrationRead(Compass_I2CPort); |
1140 | NCMAG_IsCalibrated = NCMag_CalibrationRead(I2C_CompassPort); |
1176 | if(!NCMAG_IsCalibrated) UART1_PutString("\r\n Not calibrated!"); |
1141 | if(!NCMAG_IsCalibrated) UART1_PutString("\r\n Not calibrated!"); |
1177 | else // valid calibration data in EEPROM |
- | |
1178 | { // check current orientation |
- | |
1179 | if(NCMAG_Orientation != Calibration.Version >> 4) |
- | |
1180 | { |
- | |
1181 | sprintf(msg, "\n\r! Warning: calibrated orientation was %d !",Calibration.Version >> 4); |
- | |
1182 | UART1_PutString(msg); |
- | |
1183 | } |
- | |
1184 | else UART1_PutString("ok "); |
- | |
1185 | } |
- | |
1186 | } |
- | |
1187 | else UART1_PutString("\r\n EEPROM data not available!!!!!!!!!!!!!!!"); |
- | |
1188 | // perform self test |
- | |
1189 | if(!NCMAG_SelfTest()) |
- | |
1190 | { |
- | |
1191 | UART1_PutString("\r\n Selftest failed!!!!!!!!!!!!!!!!!!!!\r\n"); |
- | |
1192 | LED_RED_ON; |
- | |
1193 | //NCMAG_IsCalibrated = 0; |
- | |
1194 | } |
- | |
1195 | else UART1_PutString("\r\n Selftest ok"); |
- | |
1196 | - | ||
1197 | // initialize magnetic sensor configuration |
- | |
1198 | NCMAG_ConfigureSensor(); |
- | |
1199 | } |
1142 | } |
- | 1143 | else UART1_PutString("\r\n EEPROM data not available!!!!!!!!!!!!!!!"); |
|
1200 | else |
1144 | // perform self test |
- | 1145 | if(!NCMAG_SelfTest()) |
|
1201 | { |
1146 | { |
1202 | UART1_PutString("\n\r Not compatible!"); |
1147 | UART1_PutString("\r\n Selftest failed!!!!!!!!!!!!!!!!!!!!\r\n"); |
1203 | UART_VersionInfo.HardwareError[0] |= NC_ERROR0_COMPASS_INCOMPATIBLE; |
- | |
1204 | LED_RED_ON; |
1148 | LED_RED_ON; |
- | 1149 | // NCMAG_IsCalibrated = 0; |
|
1205 | } |
1150 | } |
- | 1151 | else UART1_PutString("\r\n Selftest ok"); |
|
- | 1152 | ||
- | 1153 | // initialize magnetic sensor configuration |
|
- | 1154 | InitNC_MagnetSensor(); |
|
1206 | } |
1155 | } |
1207 | else // nothing found |
1156 | else |
1208 | { |
1157 | { |
1209 | NCMAG_SensorType = TYPE_NONE; |
- | |
1210 | UART1_PutString("not found!"); |
1158 | UART1_PutString("\n\r Not compatible!"); |
- | 1159 | UART_VersionInfo.HardwareError[0] |= NC_ERROR0_COMPASS_INCOMPATIBLE; |
|
- | 1160 | LED_RED_ON; |
|
1211 | } |
1161 | } |
1212 | } |
1162 | } |
- | 1163 | else // nothing found |
|
- | 1164 | { |
|
- | 1165 | NCMAG_SensorType = TYPE_NONE; |
|
- | 1166 | UART1_PutString("not found!"); |
|
- | 1167 | } |
|
1213 | return(NCMAG_Present); |
1168 | return(NCMAG_Present); |
1214 | } |
1169 | } |
1215 | 1170 | ||
1216 | 1171 |