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Rev 726 | Rev 752 | ||
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Line 16... | Line 16... | ||
16 | #define UBXSTATE_CKA 7 |
16 | #define UBXSTATE_CKA 7 |
17 | #define UBXSTATE_CKB 8 |
17 | #define UBXSTATE_CKB 8 |
Line 18... | Line 18... | ||
18 | 18 | ||
19 | // ublox protocoll identifier |
19 | // ublox protocoll identifier |
- | 20 | #define UBX_CLASS_NAV 0x01 |
|
20 | #define UBX_CLASS_NAV 0x01 |
21 | |
- | 22 | #define UBX_ID_POSLLH 0x02 |
|
21 | #define UBX_ID_POSLLH 0x02 |
23 | #define UBX_ID_SOL 0x06 |
22 | #define UBX_ID_POSUTM 0x08 |
- | |
23 | #define UBX_ID_STATUS 0x03 |
24 | #define UBX_ID_POSUTM 0x08 |
- | 25 | #define UBX_ID_VELNED 0x12 |
|
24 | #define UBX_ID_VELNED 0x12 |
26 | |
25 | #define UBX_SYNC1_CHAR 0xB5 |
27 | #define UBX_SYNC1_CHAR 0xB5 |
Line 26... | Line 28... | ||
26 | #define UBX_SYNC2_CHAR 0x62 |
28 | #define UBX_SYNC2_CHAR 0x62 |
27 | 29 | ||
- | 30 | typedef struct { |
|
- | 31 | uint32_t ITOW; // ms GPS Millisecond Time of Week |
|
28 | typedef struct { |
32 | int32_t Frac; // ns remainder of rounded ms above |
29 | uint32_t ITOW; // ms GPS Millisecond Time of Week |
33 | int16_t week; // GPS week |
- | 34 | uint8_t GPSfix; // GPSfix Type, range 0..6 |
|
- | 35 | uint8_t Flags; // Navigation Status Flags |
|
- | 36 | int32_t ECEF_X; // cm ECEF X coordinate |
|
- | 37 | int32_t ECEF_Y; // cm ECEF Y coordinate |
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- | 38 | int32_t ECEF_Z; // cm ECEF Z coordinate |
|
- | 39 | uint32_t PAcc; // cm 3D Position Accuracy Estimate |
|
- | 40 | int32_t ECEFVX; // cm/s ECEF X velocity |
|
- | 41 | int32_t ECEFVY; // cm/s ECEF Y velocity |
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30 | uint8_t GPSfix; // GPSfix Type, range 0..6 |
42 | int32_t ECEFVZ; // cm/s ECEF Z velocity |
31 | uint8_t Flags; // Navigation Status Flags |
43 | uint32_t SAcc; // cm/s Speed Accuracy Estimate |
32 | uint8_t DiffS; // Differential Status |
44 | uint16_t PDOP; // 0.01 Position DOP |
33 | uint8_t res; // reserved |
45 | uint8_t res1; // reserved |
34 | uint32_t TTFF; // Time to first fix (millisecond time tag) |
46 | uint8_t numSV; // Number of SVs used in navigation solution |
35 | uint32_t MSSS; // Milliseconds since Startup / Reset |
47 | uint32_t res2; // reserved |
Line 36... | Line 48... | ||
36 | uint8_t Status; |
48 | uint8_t Status; |
37 | } GPS_STATUS_t; |
49 | } GPS_SOL_t; |
38 | 50 | ||
39 | typedef struct { |
51 | typedef struct { |
Line 68... | Line 80... | ||
68 | uint32_t SAcc; // cm/s Speed Accuracy Estimate |
80 | uint32_t SAcc; // cm/s Speed Accuracy Estimate |
69 | uint32_t CAcc; // deg Course / Heading Accuracy Estimate |
81 | uint32_t CAcc; // deg Course / Heading Accuracy Estimate |
70 | uint8_t Status; |
82 | uint8_t Status; |
71 | } GPS_VELNED_t; |
83 | } GPS_VELNED_t; |
Line 72... | Line -... | ||
72 | - | ||
73 | 84 | ||
74 | GPS_STATUS_t GpsStatus = {0,0,0,0,0,0,0, INVALID}; |
85 | GPS_SOL_t GpsSol = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, INVALID}; |
75 | GPS_POSLLH_t GpsPosLlh = {0,0,0,0,0,0,0, INVALID}; |
86 | GPS_POSLLH_t GpsPosLlh = {0,0,0,0,0,0,0, INVALID}; |
76 | GPS_POSUTM_t GpsPosUtm = {0,0,0,0,0,0, INVALID}; |
87 | GPS_POSUTM_t GpsPosUtm = {0,0,0,0,0,0, INVALID}; |
77 | GPS_VELNED_t GpsVelNed = {0,0,0,0,0,0,0,0,0, INVALID}; |
88 | GPS_VELNED_t GpsVelNed = {0,0,0,0,0,0,0,0,0, INVALID}; |
Line 78... | Line 89... | ||
78 | GPS_INFO_t GPSInfo = {0,0,0,0,0,0,0,0,0,0, INVALID}; |
89 | GPS_INFO_t GPSInfo = {0,0,0,0,0,0,0,0,0,0, INVALID}; |
Line 79... | Line 90... | ||
79 | 90 | ||
80 | volatile uint8_t GPSTimeout = 0; |
91 | volatile uint8_t GPSTimeout = 0; |
81 | 92 | ||
82 | void UpdateGPSInfo (void) |
93 | void UpdateGPSInfo (void) |
83 | { |
94 | { |
- | 95 | if (GpsSol.Status == VALID) // valid packet |
|
- | 96 | { |
|
- | 97 | GPSInfo.satfix = GpsSol.GPSfix; |
|
84 | if (GpsStatus.Status == VALID) // valid packet |
98 | GPSInfo.satnum = GpsSol.numSV; |
85 | { |
99 | GPSInfo.PAcc = GpsSol.PAcc; |
86 | GPSInfo.satfix = GpsStatus.GPSfix; |
100 | GPSInfo.VAcc = GpsSol.SAcc; |
87 | GpsStatus.Status = PROCESSED; // never update old data |
101 | GpsSol.Status = PROCESSED; // never update old data |
88 | } |
102 | } |
89 | if (GpsPosLlh.Status == VALID) // valid packet |
103 | if (GpsPosLlh.Status == VALID) // valid packet |
Line 105... | Line 119... | ||
105 | GPSInfo.veleast = GpsVelNed.VEL_E; |
119 | GPSInfo.veleast = GpsVelNed.VEL_E; |
106 | GPSInfo.velnorth = GpsVelNed.VEL_N; |
120 | GPSInfo.velnorth = GpsVelNed.VEL_N; |
107 | GPSInfo.veltop = -GpsVelNed.VEL_D; |
121 | GPSInfo.veltop = -GpsVelNed.VEL_D; |
108 | GpsVelNed.Status = PROCESSED; // never update old data |
122 | GpsVelNed.Status = PROCESSED; // never update old data |
109 | } |
123 | } |
110 | if (GpsStatus.Status != INVALID) |
124 | if ((GpsSol.Status != INVALID) && (GpsPosLlh.Status != INVALID) && (GpsPosUtm.Status != INVALID) && (GpsVelNed.Status != INVALID)) |
111 | { |
125 | { |
112 | GPSInfo.status = VALID; // set valid if data are updated |
126 | GPSInfo.status = VALID; // set valid if data are updated |
113 | } |
127 | } |
114 | } |
128 | } |
Line 152... | Line 166... | ||
152 | ubxP = (int8_t *)&GpsPosLlh; // data start pointer |
166 | ubxP = (int8_t *)&GpsPosLlh; // data start pointer |
153 | ubxEp = (int8_t *)(&GpsPosLlh + sizeof(GPS_POSLLH_t)); // data end pointer |
167 | ubxEp = (int8_t *)(&GpsPosLlh + sizeof(GPS_POSLLH_t)); // data end pointer |
154 | ubxSp = (int8_t *)&GpsPosLlh.Status; // status pointer |
168 | ubxSp = (int8_t *)&GpsPosLlh.Status; // status pointer |
155 | break; |
169 | break; |
Line 156... | Line 170... | ||
156 | 170 | ||
157 | case UBX_ID_STATUS: // receiver status |
171 | case UBX_ID_SOL: // navigation solution |
158 | ubxP = (int8_t *)&GpsStatus; // data start pointer |
172 | ubxP = (int8_t *)&GpsSol; // data start pointer |
159 | ubxEp = (int8_t *)(&GpsStatus + sizeof(GPS_STATUS_t)); // data end pointer |
173 | ubxEp = (int8_t *)(&GpsSol + sizeof(GPS_SOL_t)); // data end pointer |
160 | ubxSp = (int8_t *)&GpsStatus.Status; // status pointer |
174 | ubxSp = (int8_t *)&GpsSol.Status; // status pointer |
Line 161... | Line 175... | ||
161 | break; |
175 | break; |
162 | 176 | ||
163 | case UBX_ID_VELNED: // velocity vector in tangent plane |
177 | case UBX_ID_VELNED: // velocity vector in tangent plane |