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annotate Small_CPU/Src/externalInterface.c @ 737:5071d554aaa5
NEW: Add mini compass with marker declination indication
Contribution from mikeller
author | heinrichsweikamp |
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date | Mon, 06 Mar 2023 16:03:00 +0100 |
parents | 2a801cfe23ab |
children | 30717de00f3a |
rev | line source |
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1 /** |
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2 ****************************************************************************** |
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3 * @file externalInterface.c |
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4 * @author heinrichs weikamp gmbh |
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5 * @version V0.0.1 |
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6 * @date 07-Nov-2020 |
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7 * @brief Interface functionality to proceed external analog signal via i2c connection |
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8 * |
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9 @verbatim |
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10 ============================================================================== |
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11 ##### stm32f4xx_hal_i2c.c modification ##### |
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12 ============================================================================== |
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13 The LTC2942 requires an repeated start condition without stop condition |
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14 for data reception. |
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15 |
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16 @endverbatim |
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17 ****************************************************************************** |
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18 * @attention |
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19 * |
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20 * <h2><center>© COPYRIGHT(c) 2014 heinrichs weikamp</center></h2> |
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21 * |
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22 ****************************************************************************** |
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23 */ |
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24 /* Includes ------------------------------------------------------------------*/ |
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25 |
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26 #include <math.h> |
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27 #include <string.h> |
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28 #include "i2c.h" |
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29 #include "externalInterface.h" |
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30 #include "scheduler.h" |
662 | 31 #include "uart.h" |
32 #include "data_exchange.h" | |
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33 |
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34 extern SGlobal global; |
662 | 35 extern UART_HandleTypeDef huart1; |
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36 |
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37 #define ADC_ANSWER_LENGTH (5u) /* 3424 will provide addr + 4 data bytes */ |
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38 #define ADC_TIMEOUT (10u) /* conversion stuck for unknown reason => restart */ |
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39 #define ADC_REF_VOLTAGE_MV (2048.0f) /* reference voltage of MPC3424*/ |
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40 |
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41 #define ADC_START_CONVERSION (0x80) |
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42 #define ADC_GAIN_4 (0x02) |
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43 #define ADC_GAIN_4_VALUE (4.0f) |
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44 #define ADC_GAIN_8 (0x03) |
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45 #define ADC_GAIN_8_VALUE (8.0f) |
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46 #define ADC_RESOLUTION_16BIT (0x08) |
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47 #define ADC_RESOLUTION_16BIT_VALUE (16u) |
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48 #define ADC_RESOLUTION_18BIT (0x0C) |
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49 #define ADC_RESOLUTION_18BIT_VALUE (18u) |
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50 |
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51 #define ANSWER_CONFBYTE_INDEX (4u) |
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52 |
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53 static uint8_t activeChannel = 0; /* channel which is in request */ |
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54 static uint8_t recBuf[ADC_ANSWER_LENGTH]; |
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55 static uint8_t timeoutCnt = 0; |
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56 static uint8_t externalInterfacePresent = 0; |
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57 |
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58 float externalChannel_mV[MAX_ADC_CHANNEL]; |
662 | 59 static uint8_t externalV33_On = 0; |
691 | 60 static uint8_t externalADC_On = 0; |
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61 static uint8_t externalUART_Protocol = 0; |
662 | 62 static uint16_t externalCO2Value; |
63 static uint16_t externalCO2SignalStrength; | |
64 static uint16_t externalCO2Status = 0; | |
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65 |
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66 static uint8_t sensorDataId = 0; |
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67 static SSensorDataDiveO2 sensorDataDiveO2; |
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68 static externalInterfaceAutoDetect_t externalAutoDetect = DETECTION_OFF; |
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69 static externalInterfaceSensorType SensorMap[EXT_INTERFACE_SENSOR_CNT] ={ SENSOR_ANALOG, SENSOR_ANALOG, SENSOR_ANALOG, SENSOR_NONE, SENSOR_NONE}; |
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70 static externalInterfaceSensorType tmpSensorMap[EXT_INTERFACE_SENSOR_CNT]; |
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71 static externalInterfaceSensorType MasterSensorMap[EXT_INTERFACE_SENSOR_CNT]; |
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72 |
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73 |
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74 void externalInterface_Init(void) |
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75 { |
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76 activeChannel = 0; |
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77 timeoutCnt = 0; |
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78 externalInterfacePresent = 0; |
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79 if(externalInterface_StartConversion(activeChannel) == HAL_OK) |
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80 { |
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81 externalInterfacePresent = 1; |
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82 global.deviceDataSendToMaster.hw_Info.extADC = 1; |
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83 } |
559 | 84 global.deviceDataSendToMaster.hw_Info.checkADC = 1; |
662 | 85 |
86 /* init data values */ | |
87 externalV33_On = 0; | |
88 externalCO2Value = 0; | |
89 externalCO2SignalStrength = 0; | |
90 externalCO2Status = 0; | |
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91 externalAutoDetect = DETECTION_OFF; |
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92 } |
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93 |
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94 |
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95 uint8_t externalInterface_StartConversion(uint8_t channel) |
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96 { |
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97 uint8_t retval = 0; |
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98 uint8_t confByte = 0; |
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99 |
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100 if(channel < MAX_ADC_CHANNEL) |
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101 { |
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102 confByte = ADC_START_CONVERSION | ADC_RESOLUTION_16BIT | ADC_GAIN_8; |
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103 confByte |= channel << 5; |
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104 retval = I2C_Master_Transmit(DEVICE_EXTERNAL_ADC, &confByte, 1); |
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105 } |
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106 return retval; |
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107 } |
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108 |
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109 /* Check if conversion is done and trigger measurement of next channel */ |
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110 uint8_t externalInterface_ReadAndSwitch() |
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111 { |
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112 uint8_t retval = EXTERNAL_ADC_NO_DATA; |
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113 uint8_t nextChannel; |
731 | 114 uint8_t* psensorMap = externalInterface_GetSensorMapPointer(0); |
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115 |
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116 if(externalADC_On) |
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117 { |
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118 if(I2C_Master_Receive(DEVICE_EXTERNAL_ADC, recBuf, ADC_ANSWER_LENGTH) == HAL_OK) |
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119 { |
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120 if((recBuf[ANSWER_CONFBYTE_INDEX] & ADC_START_CONVERSION) == 0) /* !ready set => received data contains new value */ |
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121 { |
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122 retval = activeChannel; /* return channel number providing new data */ |
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123 nextChannel = activeChannel + 1; |
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124 if(nextChannel == MAX_ADC_CHANNEL) |
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125 { |
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126 nextChannel = 0; |
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127 } |
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128 |
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129 while((psensorMap[nextChannel] != SENSOR_ANALOG) && (nextChannel != activeChannel)) |
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130 { |
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131 if(nextChannel == MAX_ADC_CHANNEL) |
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132 { |
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133 nextChannel = 0; |
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134 } |
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135 else |
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136 { |
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137 nextChannel++; |
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138 } |
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139 } |
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140 |
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141 activeChannel = nextChannel; |
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142 externalInterface_StartConversion(activeChannel); |
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143 timeoutCnt = 0; |
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144 } |
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145 else |
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146 { |
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147 if(timeoutCnt++ >= ADC_TIMEOUT) |
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148 { |
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149 externalInterface_StartConversion(activeChannel); |
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150 timeoutCnt = 0; |
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151 } |
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152 } |
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153 } |
581
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154 else /* take also i2c bus disturb into account */ |
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155 { |
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156 if(timeoutCnt++ >= ADC_TIMEOUT) |
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157 { |
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158 externalInterface_StartConversion(activeChannel); |
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159 timeoutCnt = 0; |
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160 } |
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161 } |
554
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162 } |
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163 return retval; |
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164 } |
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165 float externalInterface_CalculateADCValue(uint8_t channel) |
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166 { |
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167 int32_t rawvalue = 0; |
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168 float retValue = 0.0; |
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169 if(channel < MAX_ADC_CHANNEL) |
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170 { |
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171 |
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172 rawvalue = ((recBuf[0] << 16) | (recBuf[1] << 8) | (recBuf[2])); |
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173 |
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174 switch(recBuf[3] & 0x0C) /* confbyte => Resolution bits*/ |
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175 { |
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176 case ADC_RESOLUTION_16BIT: rawvalue = rawvalue >> 8; /* only 2 databytes received shift out confbyte*/ |
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177 if(rawvalue & (0x1 << (ADC_RESOLUTION_16BIT_VALUE-1))) /* MSB set => negative number */ |
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178 { |
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179 rawvalue |= 0xFFFF0000; /* set MSB for int32 */ |
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180 } |
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181 else |
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182 { |
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183 rawvalue &= 0x0000FFFF; |
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184 } |
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185 externalChannel_mV[channel] = ADC_REF_VOLTAGE_MV * 2.0 / (float) pow(2,ADC_RESOLUTION_16BIT_VALUE); /* calculate bit resolution */ |
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186 break; |
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187 case ADC_RESOLUTION_18BIT: if(rawvalue & (0x1 << (ADC_RESOLUTION_18BIT_VALUE-1))) /* MSB set => negative number */ |
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188 { |
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189 rawvalue |= 0xFFFE0000; /* set MSB for int32 */ |
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190 } |
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191 externalChannel_mV[channel] = ADC_REF_VOLTAGE_MV * 2.0 / (float) pow(2,ADC_RESOLUTION_18BIT_VALUE); /* calculate bit resolution */ |
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192 break; |
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193 default: rawvalue = 0; |
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194 break; |
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195 } |
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196 externalChannel_mV[channel] = externalChannel_mV[channel] * rawvalue / ADC_GAIN_8_VALUE; |
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197 retValue = externalChannel_mV[channel]; |
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198 } |
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199 return retValue; |
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200 } |
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201 float getExternalInterfaceChannel(uint8_t channel) |
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202 { |
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203 float retval = 0; |
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204 |
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205 if(channel < MAX_ADC_CHANNEL) |
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206 { |
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207 retval = externalChannel_mV[channel]; |
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208 } |
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209 return retval; |
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210 } |
662 | 211 |
691 | 212 uint8_t setExternalInterfaceChannel(uint8_t channel, float value) |
213 { | |
214 uint8_t retval = 0; | |
215 | |
216 if(channel < MAX_ADC_CHANNEL) | |
217 { | |
218 externalChannel_mV[channel] = value; | |
219 retval = 1; | |
220 } | |
221 return retval; | |
222 } | |
223 | |
662 | 224 void externalInterface_InitPower33(void) |
225 { | |
226 GPIO_InitTypeDef GPIO_InitStructure; | |
227 | |
228 GPIO_InitStructure.Pin = GPIO_PIN_7; | |
229 GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP; | |
230 GPIO_InitStructure.Pull = GPIO_PULLUP; | |
231 GPIO_InitStructure.Speed = GPIO_SPEED_LOW; | |
232 HAL_GPIO_Init(GPIOC, &GPIO_InitStructure); | |
233 HAL_GPIO_WritePin(GPIOC,GPIO_PIN_7,GPIO_PIN_SET); | |
234 } | |
235 | |
236 | |
237 uint8_t externalInterface_isEnabledPower33() | |
238 { | |
239 return externalV33_On; | |
240 } | |
691 | 241 |
242 uint8_t externalInterface_isEnabledADC() | |
243 { | |
244 return externalADC_On; | |
245 } | |
246 | |
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247 uint8_t externalInterface_GetUARTProtocol() |
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248 { |
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249 return externalUART_Protocol; |
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250 } |
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251 |
662 | 252 void externalInterface_SwitchPower33(uint8_t state) |
253 { | |
254 if(state != externalV33_On) | |
255 { | |
256 if(state) | |
257 { | |
258 HAL_GPIO_WritePin(GPIOC,GPIO_PIN_7,GPIO_PIN_RESET); | |
259 externalV33_On = 1; | |
260 } | |
261 else | |
262 { | |
731 | 263 if(externalAutoDetect == DETECTION_OFF) |
264 { | |
265 HAL_GPIO_WritePin(GPIOC,GPIO_PIN_7,GPIO_PIN_SET); | |
266 externalV33_On = 0; | |
267 externalInterface_SetCO2Value(0); | |
268 externalInterface_SetCO2SignalStrength(0); | |
269 } | |
662 | 270 } |
271 } | |
272 } | |
691 | 273 void externalInterface_SwitchADC(uint8_t state) |
274 { | |
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275 uint8_t loop = 0; |
691 | 276 if((state) && (externalInterfacePresent)) |
277 { | |
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278 if(externalADC_On == 0) |
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279 { |
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280 activeChannel = 0; |
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281 externalInterface_StartConversion(activeChannel); |
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282 externalADC_On = 1; |
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283 } |
691 | 284 } |
285 else | |
286 { | |
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287 if(externalAutoDetect == DETECTION_OFF) /* block deactivation requests if auto detection is active */ |
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288 { |
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289 externalADC_On = 0; |
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290 for(loop = 0; loop < MAX_ADC_CHANNEL; loop++) |
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291 { |
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292 externalChannel_mV[loop] = 0; |
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293 } |
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294 } |
691 | 295 } |
296 } | |
662 | 297 |
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298 void externalInterface_SwitchUART(uint8_t protocol) |
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299 { |
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300 switch(protocol) |
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301 { |
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302 case 0: |
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303 case (EXT_INTERFACE_UART_CO2 >> 8): |
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304 case (EXT_INTERFACE_UART_O2 >> 8): |
731 | 305 if((externalAutoDetect <= DETECTION_START) || ((protocol == EXT_INTERFACE_UART_CO2 >> 8) && (externalAutoDetect == DETECTION_CO2)) |
306 || ((protocol == EXT_INTERFACE_UART_O2 >> 8) && (externalAutoDetect == DETECTION_DIGO2))) | |
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307 { |
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308 sensorDataId = 0; |
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309 externalUART_Protocol = protocol; |
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310 MX_USART1_UART_DeInit(); |
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311 if( protocol != 0) |
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312 { |
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313 MX_USART1_UART_Init(); |
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314 } |
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315 } |
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316 break; |
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317 default: |
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318 break; |
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319 } |
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320 } |
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321 |
662 | 322 void externalInterface_SetCO2Value(uint16_t CO2_ppm) |
323 { | |
324 externalCO2Value = CO2_ppm; | |
325 } | |
326 | |
327 void externalInterface_SetCO2SignalStrength(uint16_t LED_qa) | |
328 { | |
329 externalCO2SignalStrength = LED_qa; | |
330 } | |
331 | |
332 uint16_t externalInterface_GetCO2Value(void) | |
333 { | |
334 return externalCO2Value; | |
335 } | |
336 | |
337 uint16_t externalInterface_GetCO2SignalStrength(void) | |
338 { | |
339 return externalCO2SignalStrength; | |
340 } | |
341 | |
342 | |
343 void externalInterface_SetCO2State(uint16_t state) | |
344 { | |
345 externalCO2Status = state; | |
346 } | |
347 | |
348 uint16_t externalInterface_GetCO2State(void) | |
349 { | |
350 return externalCO2Status; | |
351 } | |
352 | |
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353 |
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354 uint8_t externalInterface_GetSensorData(uint8_t* pDataStruct) |
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355 { |
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356 |
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357 if((pDataStruct != NULL) && sensorDataId != 0) |
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358 { |
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359 memcpy(pDataStruct, &sensorDataDiveO2, sizeof(sensorDataDiveO2)); |
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360 } |
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361 return sensorDataId; |
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362 } |
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363 |
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364 void externalInterface_SetSensorData(uint8_t dataId, uint8_t* pDataStruct) |
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365 { |
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366 if(pDataStruct != NULL) |
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367 { |
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368 if(dataId != 0) |
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369 { |
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370 memcpy(&sensorDataDiveO2, pDataStruct, sizeof(sensorDataDiveO2)); |
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371 } |
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372 else |
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373 { |
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374 memset(&sensorDataDiveO2,0,sizeof(sensorDataDiveO2)); |
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|
375 } |
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376 sensorDataId = dataId; |
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377 } |
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|
378 } |
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|
379 |
729
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|
380 void externalInface_SetSensorMap(uint8_t* pMap) |
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381 { |
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382 if(pMap != NULL) |
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383 { |
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384 memcpy(MasterSensorMap, pMap, 5); /* the map is not directly copied. Copy is done via cmd request */ |
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Added auto detection functionality for sensors connected to the external interface:
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385 } |
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386 |
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387 } |
731 | 388 uint8_t* externalInterface_GetSensorMapPointer(uint8_t finalMap) |
729
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|
389 { |
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390 uint8_t* pret; |
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|
391 |
731 | 392 if((externalAutoDetect != DETECTION_OFF) && (!finalMap)) |
729
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393 { |
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394 pret = tmpSensorMap; |
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395 } |
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396 else |
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Added auto detection functionality for sensors connected to the external interface:
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397 { |
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398 pret = SensorMap; |
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399 } |
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400 return pret; |
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401 } |
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402 |
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403 void externalInterface_AutodetectSensor() |
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Added auto detection functionality for sensors connected to the external interface:
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404 { |
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Added auto detection functionality for sensors connected to the external interface:
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405 static uint8_t sensorIndex = 0; |
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406 uint8_t index = 0; |
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407 |
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408 if(externalAutoDetect != DETECTION_OFF) |
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409 { |
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410 switch(externalAutoDetect) |
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411 { |
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412 case DETECTION_INIT: sensorIndex = 0; |
731 | 413 tmpSensorMap[0] = SENSOR_OPTIC; |
414 tmpSensorMap[1] = SENSOR_OPTIC; | |
415 tmpSensorMap[2] = SENSOR_OPTIC; | |
729
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Added auto detection functionality for sensors connected to the external interface:
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416 tmpSensorMap[3] = SENSOR_NONE; |
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417 tmpSensorMap[4] = SENSOR_NONE; |
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418 |
731 | 419 if(externalInterfacePresent) |
420 { | |
421 externalInterface_SwitchPower33(0); | |
422 externalInterface_SwitchUART(0); | |
423 for(index = 0; index < MAX_ADC_CHANNEL; index++) | |
424 { | |
425 externalChannel_mV[index] = 0; | |
426 } | |
427 externalAutoDetect = DETECTION_START; | |
428 } | |
429 else | |
430 { | |
431 externalAutoDetect = DETECTION_DONE; /* without external interface O2 values may only be received via optical port => return default sensor map */ | |
432 } | |
729
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Added auto detection functionality for sensors connected to the external interface:
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433 break; |
731 | 434 case DETECTION_START: tmpSensorMap[0] = SENSOR_ANALOG; |
435 tmpSensorMap[1] = SENSOR_ANALOG; | |
436 tmpSensorMap[2] = SENSOR_ANALOG; | |
437 externalInterface_SwitchPower33(1); | |
438 externalInterface_SwitchADC(1); | |
439 externalAutoDetect = DETECTION_ANALOG1; | |
440 break; | |
441 case DETECTION_ANALOG1: externalAutoDetect = DETECTION_ANALOG2; /* do a second loop to make sure all adc channels could be processed */ | |
442 break; | |
443 case DETECTION_ANALOG2: for(index = 0; index < MAX_ADC_CHANNEL; index++) | |
729
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Added auto detection functionality for sensors connected to the external interface:
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diff
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|
444 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
445 if(externalChannel_mV[index] > MIN_ADC_VOLTAGE_MV) |
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Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
446 { |
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|
447 tmpSensorMap[sensorIndex++] = SENSOR_ANALOG; |
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|
448 } |
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|
449 else |
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Added auto detection functionality for sensors connected to the external interface:
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|
450 { |
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|
451 tmpSensorMap[sensorIndex++] = SENSOR_NONE; |
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|
452 } |
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|
453 } |
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Added auto detection functionality for sensors connected to the external interface:
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|
454 externalAutoDetect = DETECTION_DIGO2; |
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Added auto detection functionality for sensors connected to the external interface:
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|
455 externalInterface_SwitchUART(EXT_INTERFACE_UART_O2 >> 8); |
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Added auto detection functionality for sensors connected to the external interface:
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|
456 break; |
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457 case DETECTION_DIGO2: if(UART_isDigO2Connected()) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
458 { |
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Added auto detection functionality for sensors connected to the external interface:
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diff
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|
459 for(index = 0; index < 3; index++) /* lookup a channel which may be used by digO2 */ |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
460 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
461 if(tmpSensorMap[index] == SENSOR_NONE) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
462 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
463 break; |
d646a0f724a7
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diff
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|
464 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
465 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
466 if(index == 3) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
467 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
468 tmpSensorMap[2] = SENSOR_DIGO2; /* digital sensor overwrites ADC */ |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
469 } |
d646a0f724a7
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diff
changeset
|
470 else |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
471 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
472 tmpSensorMap[index] = SENSOR_DIGO2; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
473 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
474 |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
475 UART_setTargetChannel(index); |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
476 /* tmpSensorMap[sensorIndex++] = SENSOR_DIGO2; */ |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
477 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
478 externalAutoDetect = DETECTION_CO2; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
479 externalInterface_SwitchUART(EXT_INTERFACE_UART_CO2 >> 8); |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
480 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
481 case DETECTION_CO2: if(UART_isCO2Connected()) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
482 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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diff
changeset
|
483 for(index = 0; index < 3; index++) /* lookup a channel which may be used by CO2*/ |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
484 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
485 if(tmpSensorMap[index] == SENSOR_NONE) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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714
diff
changeset
|
486 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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diff
changeset
|
487 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
488 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
489 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
490 if(index == 3) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
491 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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diff
changeset
|
492 tmpSensorMap[sensorIndex++] = SENSOR_CO2; /* place Co2 sensor behind O2 sensors (not visible) */ |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
493 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
494 else |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
495 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
496 tmpSensorMap[index] = SENSOR_CO2; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
497 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
498 |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
499 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
500 externalAutoDetect = DETECTION_DONE; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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diff
changeset
|
501 break; |
731 | 502 case DETECTION_DONE: for(index = 0; index < EXT_INTERFACE_SENSOR_CNT; index++) |
503 { | |
504 if(tmpSensorMap[index] != SENSOR_NONE) | |
505 { | |
506 break; | |
507 } | |
508 } | |
509 | |
510 if(index != EXT_INTERFACE_SENSOR_CNT) /* return default sensor map if no sensor at all has been detected */ | |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
511 { |
731 | 512 while(sensorIndex < EXT_INTERFACE_SENSOR_CNT) |
513 { | |
514 tmpSensorMap[sensorIndex++] = SENSOR_NONE; | |
515 } | |
516 } | |
517 else | |
518 { | |
519 tmpSensorMap[0] = SENSOR_OPTIC; | |
520 tmpSensorMap[1] = SENSOR_OPTIC; | |
521 tmpSensorMap[2] = SENSOR_OPTIC; | |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
522 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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714
diff
changeset
|
523 memcpy(SensorMap, tmpSensorMap, sizeof(tmpSensorMap)); |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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diff
changeset
|
524 externalAutoDetect = DETECTION_OFF; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
525 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
526 default: |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
527 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
528 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
529 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
530 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
531 |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
532 |
662 | 533 void externalInterface_ExecuteCmd(uint16_t Cmd) |
534 { | |
535 char cmdString[10]; | |
536 uint8_t cmdLength = 0; | |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
537 uint8_t index; |
662 | 538 |
539 switch(Cmd & 0x00FF) /* lower byte is reserved for commands */ | |
540 { | |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
541 case EXT_INTERFACE_AUTODETECT: externalAutoDetect = DETECTION_INIT; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
542 break; |
662 | 543 case EXT_INTERFACE_CO2_CALIB: cmdLength = snprintf(cmdString, 10, "G\r\n"); |
544 break; | |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
545 case EXT_INTERFACE_COPY_SENSORMAP: if(externalAutoDetect == DETECTION_OFF) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
546 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
547 memcpy(SensorMap, MasterSensorMap, 5); |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
548 for(index = 0; index < 3; index++) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
549 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
550 if(SensorMap[index] == SENSOR_DIGO2) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
551 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
552 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
553 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
554 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
555 UART_setTargetChannel(index); /* if no slot for digO2 is found then the function will be called with an invalid parameter causing the overwrite function to fail */ |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
556 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
557 break; |
662 | 558 default: |
559 break; | |
560 } | |
561 if(cmdLength != 0) | |
562 { | |
563 HAL_UART_Transmit(&huart1,(uint8_t*)cmdString,cmdLength,10); | |
564 } | |
565 return; | |
566 } | |
567 |