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| Rev | Author | Line No. | Line |
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| 135 | killagreg | 1 | /*#######################################################################################*/ |
| 2 | /* !!! THIS IS NOT FREE SOFTWARE !!! */ |
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| 3 | /*#######################################################################################*/ |
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| 4 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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| 5 | // + Copyright (c) 2008 Ingo Busker, Holger Buss |
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| 171 | ingob | 6 | // + Nur für den privaten Gebrauch / NON-COMMERCIAL USE ONLY |
| 135 | killagreg | 7 | // + FOR NON COMMERCIAL USE ONLY |
| 8 | // + www.MikroKopter.com |
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| 9 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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| 10 | // + Es gilt für das gesamte Projekt (Hardware, Software, Binärfiles, Sourcecode und Dokumentation), |
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| 11 | // + dass eine Nutzung (auch auszugsweise) nur für den privaten (nicht-kommerziellen) Gebrauch zulässig ist. |
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| 12 | // + Sollten direkte oder indirekte kommerzielle Absichten verfolgt werden, ist mit uns (info@mikrokopter.de) Kontakt |
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| 13 | // + bzgl. der Nutzungsbedingungen aufzunehmen. |
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| 14 | // + Eine kommerzielle Nutzung ist z.B.Verkauf von MikroKoptern, Bestückung und Verkauf von Platinen oder Bausätzen, |
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| 15 | // + Verkauf von Luftbildaufnahmen, usw. |
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| 16 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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| 17 | // + Werden Teile des Quellcodes (mit oder ohne Modifikation) weiterverwendet oder veröffentlicht, |
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| 18 | // + unterliegen sie auch diesen Nutzungsbedingungen und diese Nutzungsbedingungen incl. Copyright müssen dann beiliegen |
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| 19 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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| 20 | // + Sollte die Software (auch auszugesweise) oder sonstige Informationen des MikroKopter-Projekts |
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| 21 | // + auf anderen Webseiten oder sonstigen Medien veröffentlicht werden, muss unsere Webseite "http://www.mikrokopter.de" |
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| 22 | // + eindeutig als Ursprung verlinkt werden |
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| 23 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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| 24 | // + Keine Gewähr auf Fehlerfreiheit, Vollständigkeit oder Funktion |
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| 25 | // + Benutzung auf eigene Gefahr |
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| 26 | // + Wir übernehmen keinerlei Haftung für direkte oder indirekte Personen- oder Sachschäden |
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| 27 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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| 171 | ingob | 28 | // + Die Portierung oder Nutzung der Software (oder Teile davon) auf andere Systeme (ausser der Hardware von www.mikrokopter.de) ist nur |
| 135 | killagreg | 29 | // + mit unserer Zustimmung zulässig |
| 30 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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| 31 | // + Die Funktion printf_P() unterliegt ihrer eigenen Lizenz und ist hiervon nicht betroffen |
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| 32 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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| 33 | // + Redistributions of source code (with or without modifications) must retain the above copyright notice, |
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| 34 | // + this list of conditions and the following disclaimer. |
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| 35 | // + * Neither the name of the copyright holders nor the names of contributors may be used to endorse or promote products derived |
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| 36 | // + from this software without specific prior written permission. |
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| 37 | // + * The use of this project (hardware, software, binary files, sources and documentation) is only permitted |
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| 38 | // + for non-commercial use (directly or indirectly) |
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| 39 | // + Commercial use (for excample: selling of MikroKopters, selling of PCBs, assembly, ...) is only permitted |
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| 40 | // + with our written permission |
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| 41 | // + * If sources or documentations are redistributet on other webpages, out webpage (http://www.MikroKopter.de) must be |
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| 42 | // + clearly linked as origin |
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| 171 | ingob | 43 | // + * porting the sources to other systems or using the software on other systems (except hardware from www.mikrokopter.de) is not allowed |
| 135 | killagreg | 44 | // |
| 45 | // + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| 46 | // + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 47 | // + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 48 | // + ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
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| 49 | // + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 50 | // + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 51 | // + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 52 | // + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 53 | // + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 54 | // + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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| 55 | // + POSSIBILITY OF SUCH DAMAGE. |
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| 56 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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| 57 | #include "91x_lib.h" |
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| 58 | #include "uart1.h" |
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| 59 | #include "analog.h" |
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| 147 | killagreg | 60 | #include "timer1.h" |
| 136 | killagreg | 61 | #include "config.h" |
| 135 | killagreg | 62 | |
| 63 | AnalogData_t AnalogData; |
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| 64 | |||
| 65 | void ADC_IRQHandler(void) |
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| 66 | { |
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| 67 | if(ADC_GetFlagStatus(ADC_FLAG_ECV) == SET) |
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| 68 | { |
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| 154 | killagreg | 69 | ADC_ClearFlag(ADC_FLAG_ECV); |
| 135 | killagreg | 70 | AnalogData.Ch1 = ADC_GetConversionValue(ADC_Channel_1); |
| 71 | AnalogData.Ch2 = ADC_GetConversionValue(ADC_Channel_2); |
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| 72 | AnalogData.Ch3 = ADC_GetConversionValue(ADC_Channel_3); |
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| 73 | AnalogData.Ch4 = ADC_GetConversionValue(ADC_Channel_4); |
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| 74 | AnalogData.Ch5 = ADC_GetConversionValue(ADC_Channel_5); |
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| 75 | AnalogData.Ch6 = ADC_GetConversionValue(ADC_Channel_6); |
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| 76 | AnalogData.Ch7 = ADC_GetConversionValue(ADC_Channel_7); |
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| 77 | DebugOut.Analog[4] = AnalogData.Ch1; |
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| 78 | } |
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| 79 | VIC0->VAR = 0xFF; |
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| 80 | } |
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| 81 | |||
| 82 | void Analog_Init(void) |
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| 83 | { |
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| 182 | killagreg | 84 | ADC_InitTypeDef ADC_InitStructure; |
| 135 | killagreg | 85 | |
| 86 | UART1_PutString("\r\n ADC init..."); |
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| 182 | killagreg | 87 | |
| 135 | killagreg | 88 | SCU_APBPeriphClockConfig(__GPIO4, ENABLE); // Enable the GPIO4 Clock |
| 182 | killagreg | 89 | |
| 135 | killagreg | 90 | ADC_DeInit(); // reset register to default values |
| 182 | killagreg | 91 | |
| 135 | killagreg | 92 | // configure port 4 pins as analog inputs |
| 93 | GPIO_ANAPinConfig(GPIO_ANAChannel1, ENABLE); |
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| 94 | GPIO_ANAPinConfig(GPIO_ANAChannel2, ENABLE); |
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| 95 | GPIO_ANAPinConfig(GPIO_ANAChannel3, ENABLE); |
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| 96 | GPIO_ANAPinConfig(GPIO_ANAChannel4, ENABLE); |
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| 97 | GPIO_ANAPinConfig(GPIO_ANAChannel5, ENABLE); |
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| 98 | GPIO_ANAPinConfig(GPIO_ANAChannel6, ENABLE); |
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| 99 | GPIO_ANAPinConfig(GPIO_ANAChannel7, ENABLE); |
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| 100 | |||
| 101 | ADC_Cmd(ENABLE); // power on the ADC |
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| 102 | ADC_StandbyModeCmd(DISABLE); // disable Standby Mode |
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| 182 | killagreg | 103 | ADC_StructInit(&ADC_InitStructure); |
| 135 | killagreg | 104 | ADC_InitStructure.ADC_Channel_1_Mode = ADC_NoThreshold_Conversion; |
| 105 | ADC_InitStructure.ADC_Channel_2_Mode = ADC_NoThreshold_Conversion; |
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| 106 | ADC_InitStructure.ADC_Channel_3_Mode = ADC_NoThreshold_Conversion; |
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| 107 | ADC_InitStructure.ADC_Channel_4_Mode = ADC_NoThreshold_Conversion; |
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| 108 | ADC_InitStructure.ADC_Channel_5_Mode = ADC_NoThreshold_Conversion; |
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| 109 | ADC_InitStructure.ADC_Channel_6_Mode = ADC_NoThreshold_Conversion; |
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| 110 | ADC_InitStructure.ADC_Channel_7_Mode = ADC_NoThreshold_Conversion; |
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| 141 | killagreg | 111 | ADC_InitStructure.ADC_Select_Channel = ADC_Channel_1; |
| 135 | killagreg | 112 | ADC_InitStructure.ADC_Scan_Mode = ENABLE; // convert all selected channels |
| 141 | killagreg | 113 | ADC_InitStructure.ADC_Conversion_Mode = ADC_Single_Mode; |
| 135 | killagreg | 114 | ADC_Init(&ADC_InitStructure); |
| 115 | |||
| 116 | ADC_PrescalerConfig(255); // PCLK/255 (24MHz/255 = 94.1kHZ ) |
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| 117 | ADC_ITConfig(ADC_IT_ECV, ENABLE); // enable end of conversion IRQ |
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| 182 | killagreg | 118 | |
| 136 | killagreg | 119 | VIC_Config(ADC_ITLine, VIC_IRQ, PRIORITY_ADC); |
| 135 | killagreg | 120 | VIC_ITCmd(ADC_ITLine, ENABLE); |
| 121 | |||
| 122 | UART1_PutString("ok"); |
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| 123 | } |
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| 139 | killagreg | 124 | |
| 125 | void Analog_Deinit(void) |
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| 126 | { |
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| 127 | VIC_ITCmd(ADC_ITLine, DISABLE); |
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| 128 | ADC_ConversionCmd(ADC_Conversion_Stop); |
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| 129 | ADC_ITConfig(ADC_IT_ECV, DISABLE); // disable end of conversion IRQ |
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| 130 | ADC_Cmd(DISABLE); // power down the ADC |
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| 131 | ADC_DeInit(); // reset register to default values |
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| 132 | } |
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| 146 | killagreg | 133 | |
| 134 | void Analog_Update(void) |
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| 135 | { |
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| 147 | killagreg | 136 | static u32 AnalogTimer = 0; |
| 137 | |||
| 138 | if(CheckDelay(AnalogTimer)) |
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| 139 | { |
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| 140 | AnalogTimer = SetDelay(25); |
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| 141 | ADC_ConversionCmd(ADC_Conversion_Start); |
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| 142 | } |
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| 146 | killagreg | 143 | } |