Mercurial > public > ostc4
annotate Small_CPU/Src/externalInterface.c @ 729:d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
O2 sensors may be connected to the analog input as well as to the UART. The GUI visualization provides three slots for ppo2 display. Beside detection of sensor kind the task of the function is to place the available sensor in this three slots. CO2 has its own communication slot outside the ppo2 channel.
The result of the automatic detection is communicated via the sensor map.
author | Ideenmodellierer |
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date | Sat, 14 Jan 2023 20:46:17 +0100 |
parents | 045ff7800501 |
children | 2a801cfe23ab |
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; |
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114 uint8_t* psensorMap = externalInterface_GetSensorMapPointer(); |
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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 } |
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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 { | |
263 HAL_GPIO_WritePin(GPIOC,GPIO_PIN_7,GPIO_PIN_SET); | |
264 externalV33_On = 0; | |
265 externalInterface_SetCO2Value(0); | |
266 externalInterface_SetCO2SignalStrength(0); | |
267 } | |
268 } | |
269 } | |
691 | 270 void externalInterface_SwitchADC(uint8_t state) |
271 { | |
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272 uint8_t loop = 0; |
691 | 273 if((state) && (externalInterfacePresent)) |
274 { | |
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275 if(externalADC_On == 0) |
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276 { |
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277 activeChannel = 0; |
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278 externalInterface_StartConversion(activeChannel); |
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279 externalADC_On = 1; |
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280 } |
691 | 281 } |
282 else | |
283 { | |
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284 if(externalAutoDetect == DETECTION_OFF) /* block deactivation requests if auto detection is active */ |
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285 { |
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286 externalADC_On = 0; |
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287 for(loop = 0; loop < MAX_ADC_CHANNEL; loop++) |
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288 { |
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289 externalChannel_mV[loop] = 0; |
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290 } |
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291 } |
691 | 292 } |
293 } | |
662 | 294 |
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295 void externalInterface_SwitchUART(uint8_t protocol) |
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296 { |
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297 switch(protocol) |
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298 { |
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299 case 0: |
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300 case (EXT_INTERFACE_UART_CO2 >> 8): |
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301 case (EXT_INTERFACE_UART_O2 >> 8): |
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302 if((externalAutoDetect == DETECTION_OFF) || ((protocol == EXT_INTERFACE_UART_CO2 >> 8) && (externalAutoDetect == DETECTION_CO2)) |
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303 || ((protocol == EXT_INTERFACE_UART_O2 >> 8) && (externalAutoDetect == DETECTION_DIGO2))) |
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304 { |
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305 sensorDataId = 0; |
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306 externalUART_Protocol = protocol; |
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307 MX_USART1_UART_DeInit(); |
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308 if( protocol != 0) |
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309 { |
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310 MX_USART1_UART_Init(); |
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311 } |
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312 } |
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313 break; |
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314 default: |
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315 break; |
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316 } |
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317 } |
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318 |
662 | 319 void externalInterface_SetCO2Value(uint16_t CO2_ppm) |
320 { | |
321 externalCO2Value = CO2_ppm; | |
322 } | |
323 | |
324 void externalInterface_SetCO2SignalStrength(uint16_t LED_qa) | |
325 { | |
326 externalCO2SignalStrength = LED_qa; | |
327 } | |
328 | |
329 uint16_t externalInterface_GetCO2Value(void) | |
330 { | |
331 return externalCO2Value; | |
332 } | |
333 | |
334 uint16_t externalInterface_GetCO2SignalStrength(void) | |
335 { | |
336 return externalCO2SignalStrength; | |
337 } | |
338 | |
339 | |
340 void externalInterface_SetCO2State(uint16_t state) | |
341 { | |
342 externalCO2Status = state; | |
343 } | |
344 | |
345 uint16_t externalInterface_GetCO2State(void) | |
346 { | |
347 return externalCO2Status; | |
348 } | |
349 | |
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350 |
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351 uint8_t externalInterface_GetSensorData(uint8_t* pDataStruct) |
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352 { |
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353 |
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354 if((pDataStruct != NULL) && sensorDataId != 0) |
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355 { |
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356 memcpy(pDataStruct, &sensorDataDiveO2, sizeof(sensorDataDiveO2)); |
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357 } |
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358 return sensorDataId; |
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359 } |
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360 |
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361 void externalInterface_SetSensorData(uint8_t dataId, uint8_t* pDataStruct) |
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362 { |
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363 if(pDataStruct != NULL) |
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364 { |
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365 if(dataId != 0) |
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366 { |
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367 memcpy(&sensorDataDiveO2, pDataStruct, sizeof(sensorDataDiveO2)); |
045ff7800501
Added customizable data area for specific sensor data:
Ideenmodellierer
parents:
704
diff
changeset
|
368 } |
045ff7800501
Added customizable data area for specific sensor data:
Ideenmodellierer
parents:
704
diff
changeset
|
369 else |
045ff7800501
Added customizable data area for specific sensor data:
Ideenmodellierer
parents:
704
diff
changeset
|
370 { |
045ff7800501
Added customizable data area for specific sensor data:
Ideenmodellierer
parents:
704
diff
changeset
|
371 memset(&sensorDataDiveO2,0,sizeof(sensorDataDiveO2)); |
045ff7800501
Added customizable data area for specific sensor data:
Ideenmodellierer
parents:
704
diff
changeset
|
372 } |
045ff7800501
Added customizable data area for specific sensor data:
Ideenmodellierer
parents:
704
diff
changeset
|
373 sensorDataId = dataId; |
045ff7800501
Added customizable data area for specific sensor data:
Ideenmodellierer
parents:
704
diff
changeset
|
374 } |
045ff7800501
Added customizable data area for specific sensor data:
Ideenmodellierer
parents:
704
diff
changeset
|
375 } |
045ff7800501
Added customizable data area for specific sensor data:
Ideenmodellierer
parents:
704
diff
changeset
|
376 |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
377 void externalInface_SetSensorMap(uint8_t* pMap) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
378 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
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diff
changeset
|
379 if(pMap != NULL) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
380 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
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diff
changeset
|
381 memcpy(MasterSensorMap, pMap, 5); /* the map is not directly copied. Copy is done via cmd request */ |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
382 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
383 |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
384 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
385 uint8_t* externalInterface_GetSensorMapPointer() |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
386 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
387 uint8_t* pret; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
388 |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
389 if(externalAutoDetect != DETECTION_OFF) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
390 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
391 pret = tmpSensorMap; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
392 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
393 else |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
394 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
395 pret = SensorMap; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
396 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
397 return pret; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
398 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
399 |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
400 void externalInterface_AutodetectSensor() |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
401 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
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diff
changeset
|
402 static uint8_t sensorIndex = 0; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
403 uint8_t index = 0; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
404 |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
405 if(externalAutoDetect != DETECTION_OFF) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
406 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
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diff
changeset
|
407 switch(externalAutoDetect) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
408 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
409 case DETECTION_INIT: sensorIndex = 0; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
410 tmpSensorMap[0] = SENSOR_ANALOG; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
411 tmpSensorMap[1] = SENSOR_ANALOG; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
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diff
changeset
|
412 tmpSensorMap[2] = SENSOR_ANALOG; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
413 tmpSensorMap[3] = SENSOR_NONE; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
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diff
changeset
|
414 tmpSensorMap[4] = SENSOR_NONE; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
415 |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
416 externalInterface_SwitchADC(1); |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
417 externalAutoDetect = DETECTION_ANALOG; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
418 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
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diff
changeset
|
419 case DETECTION_ANALOG: for(index = 0; index < MAX_ADC_CHANNEL; index++) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
420 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
421 if(externalChannel_mV[index] > MIN_ADC_VOLTAGE_MV) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
422 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
423 tmpSensorMap[sensorIndex++] = SENSOR_ANALOG; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
424 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
425 else |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
426 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
427 tmpSensorMap[sensorIndex++] = SENSOR_NONE; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
428 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
429 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
430 externalAutoDetect = DETECTION_DIGO2; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
431 externalInterface_SwitchUART(EXT_INTERFACE_UART_O2 >> 8); |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
432 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
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diff
changeset
|
433 case DETECTION_DIGO2: if(UART_isDigO2Connected()) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
434 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
435 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:
Ideenmodellierer
parents:
714
diff
changeset
|
436 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
437 if(tmpSensorMap[index] == SENSOR_NONE) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
438 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
439 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
440 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
441 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
442 if(index == 3) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
443 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
444 tmpSensorMap[2] = SENSOR_DIGO2; /* digital sensor overwrites ADC */ |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
445 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
446 else |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
447 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
448 tmpSensorMap[index] = SENSOR_DIGO2; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
449 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
450 |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
451 UART_setTargetChannel(index); |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
452 /* tmpSensorMap[sensorIndex++] = SENSOR_DIGO2; */ |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
453 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
454 externalAutoDetect = DETECTION_CO2; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
455 externalInterface_SwitchUART(EXT_INTERFACE_UART_CO2 >> 8); |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
456 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
457 case DETECTION_CO2: if(UART_isCO2Connected()) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
458 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
459 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
parents:
714
diff
changeset
|
460 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
461 if(tmpSensorMap[index] == SENSOR_NONE) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
462 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
463 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
464 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
465 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
466 if(index == 3) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
467 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
468 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
parents:
714
diff
changeset
|
469 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
470 else |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
471 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
472 tmpSensorMap[index] = SENSOR_CO2; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
473 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
474 |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
475 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
476 externalAutoDetect = DETECTION_DONE; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
477 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
478 case DETECTION_DONE: while(sensorIndex < 5) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
479 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
480 tmpSensorMap[sensorIndex++] = SENSOR_NONE; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
481 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
482 memcpy(SensorMap, tmpSensorMap, sizeof(tmpSensorMap)); |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
483 externalAutoDetect = DETECTION_OFF; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
484 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
485 default: |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
486 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
487 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
488 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
489 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
490 |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
491 |
662 | 492 void externalInterface_ExecuteCmd(uint16_t Cmd) |
493 { | |
494 char cmdString[10]; | |
495 uint8_t cmdLength = 0; | |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
496 uint8_t index; |
662 | 497 |
498 switch(Cmd & 0x00FF) /* lower byte is reserved for commands */ | |
499 { | |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
500 case EXT_INTERFACE_AUTODETECT: externalAutoDetect = DETECTION_INIT; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
501 break; |
662 | 502 case EXT_INTERFACE_CO2_CALIB: cmdLength = snprintf(cmdString, 10, "G\r\n"); |
503 break; | |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
504 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
|
505 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
506 memcpy(SensorMap, MasterSensorMap, 5); |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
507 for(index = 0; index < 3; index++) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
508 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
509 if(SensorMap[index] == SENSOR_DIGO2) |
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Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
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510 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
511 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
512 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
513 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
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514 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
|
515 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
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516 break; |
662 | 517 default: |
518 break; | |
519 } | |
520 if(cmdLength != 0) | |
521 { | |
522 HAL_UART_Transmit(&huart1,(uint8_t*)cmdString,cmdLength,10); | |
523 } | |
524 return; | |
525 } | |
526 |