Mercurial > public > ostc4
annotate Small_CPU/Src/externalInterface.c @ 743:6871d4b586ff
Enable start dive in Big font display:
The screen selection is historically done in the T7 refresh cycle in case a switch to dive mode is recognised. Added a switch condition to allow direct start in large font display mode.
author | Ideenmodellierer |
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date | Sun, 19 Feb 2023 21:48:47 +0100 |
parents | e23fe82cbf8c |
children | 7e84ae1513b6 |
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 |
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86 externalInterface_InitDatastruct(); |
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87 } |
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88 |
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89 void externalInterface_InitDatastruct(void) |
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90 { |
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91 uint8_t index = 0; |
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92 /* init data values */ |
662 | 93 externalV33_On = 0; |
94 externalCO2Value = 0; | |
95 externalCO2SignalStrength = 0; | |
96 externalCO2Status = 0; | |
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97 externalAutoDetect = DETECTION_OFF; |
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98 |
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99 for(index = 0; index < MAX_ADC_CHANNEL; index++) |
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100 { |
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101 externalChannel_mV[index] = 0.0; |
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102 } |
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103 } |
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104 |
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105 |
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106 uint8_t externalInterface_StartConversion(uint8_t channel) |
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107 { |
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108 uint8_t retval = 0; |
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109 uint8_t confByte = 0; |
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110 |
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111 if(channel < MAX_ADC_CHANNEL) |
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112 { |
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113 confByte = ADC_START_CONVERSION | ADC_RESOLUTION_16BIT | ADC_GAIN_8; |
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114 confByte |= channel << 5; |
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115 retval = I2C_Master_Transmit(DEVICE_EXTERNAL_ADC, &confByte, 1); |
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116 } |
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117 return retval; |
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118 } |
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119 |
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120 /* Check if conversion is done and trigger measurement of next channel */ |
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121 uint8_t externalInterface_ReadAndSwitch() |
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122 { |
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123 uint8_t retval = EXTERNAL_ADC_NO_DATA; |
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124 uint8_t nextChannel; |
731 | 125 uint8_t* psensorMap = externalInterface_GetSensorMapPointer(0); |
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126 |
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127 if(externalADC_On) |
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128 { |
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129 if(I2C_Master_Receive(DEVICE_EXTERNAL_ADC, recBuf, ADC_ANSWER_LENGTH) == HAL_OK) |
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130 { |
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131 if((recBuf[ANSWER_CONFBYTE_INDEX] & ADC_START_CONVERSION) == 0) /* !ready set => received data contains new value */ |
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132 { |
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133 retval = activeChannel; /* return channel number providing new data */ |
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134 nextChannel = activeChannel + 1; |
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135 if(nextChannel == MAX_ADC_CHANNEL) |
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136 { |
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137 nextChannel = 0; |
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138 } |
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139 |
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140 while((psensorMap[nextChannel] != SENSOR_ANALOG) && (nextChannel != activeChannel)) |
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141 { |
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142 if(nextChannel == MAX_ADC_CHANNEL) |
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143 { |
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144 nextChannel = 0; |
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145 } |
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146 else |
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147 { |
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148 nextChannel++; |
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149 } |
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150 } |
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151 |
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152 activeChannel = nextChannel; |
554
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153 externalInterface_StartConversion(activeChannel); |
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154 timeoutCnt = 0; |
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155 } |
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156 else |
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157 { |
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158 if(timeoutCnt++ >= ADC_TIMEOUT) |
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159 { |
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160 externalInterface_StartConversion(activeChannel); |
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161 timeoutCnt = 0; |
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162 } |
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163 } |
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164 } |
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165 else /* take also i2c bus disturb into account */ |
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166 { |
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167 if(timeoutCnt++ >= ADC_TIMEOUT) |
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168 { |
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169 externalInterface_StartConversion(activeChannel); |
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170 timeoutCnt = 0; |
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171 } |
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172 } |
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173 } |
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174 return retval; |
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175 } |
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176 float externalInterface_CalculateADCValue(uint8_t channel) |
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177 { |
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178 int32_t rawvalue = 0; |
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179 float retValue = 0.0; |
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180 if(channel < MAX_ADC_CHANNEL) |
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181 { |
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182 |
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183 rawvalue = ((recBuf[0] << 16) | (recBuf[1] << 8) | (recBuf[2])); |
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184 |
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185 switch(recBuf[3] & 0x0C) /* confbyte => Resolution bits*/ |
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186 { |
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187 case ADC_RESOLUTION_16BIT: rawvalue = rawvalue >> 8; /* only 2 databytes received shift out confbyte*/ |
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188 if(rawvalue & (0x1 << (ADC_RESOLUTION_16BIT_VALUE-1))) /* MSB set => negative number */ |
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189 { |
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190 rawvalue |= 0xFFFF0000; /* set MSB for int32 */ |
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191 } |
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192 else |
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193 { |
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194 rawvalue &= 0x0000FFFF; |
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195 } |
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196 externalChannel_mV[channel] = ADC_REF_VOLTAGE_MV * 2.0 / (float) pow(2,ADC_RESOLUTION_16BIT_VALUE); /* calculate bit resolution */ |
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197 break; |
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198 case ADC_RESOLUTION_18BIT: if(rawvalue & (0x1 << (ADC_RESOLUTION_18BIT_VALUE-1))) /* MSB set => negative number */ |
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199 { |
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200 rawvalue |= 0xFFFE0000; /* set MSB for int32 */ |
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201 } |
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202 externalChannel_mV[channel] = ADC_REF_VOLTAGE_MV * 2.0 / (float) pow(2,ADC_RESOLUTION_18BIT_VALUE); /* calculate bit resolution */ |
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203 break; |
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204 default: rawvalue = 0; |
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205 break; |
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206 } |
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207 externalChannel_mV[channel] = externalChannel_mV[channel] * rawvalue / ADC_GAIN_8_VALUE; |
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208 retValue = externalChannel_mV[channel]; |
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209 } |
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210 return retValue; |
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211 } |
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212 float getExternalInterfaceChannel(uint8_t channel) |
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213 { |
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214 float retval = 0; |
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215 |
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216 if(channel < MAX_ADC_CHANNEL) |
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217 { |
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218 retval = externalChannel_mV[channel]; |
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219 } |
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220 return retval; |
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221 } |
662 | 222 |
691 | 223 uint8_t setExternalInterfaceChannel(uint8_t channel, float value) |
224 { | |
225 uint8_t retval = 0; | |
226 | |
227 if(channel < MAX_ADC_CHANNEL) | |
228 { | |
229 externalChannel_mV[channel] = value; | |
230 retval = 1; | |
231 } | |
232 return retval; | |
233 } | |
234 | |
662 | 235 void externalInterface_InitPower33(void) |
236 { | |
237 GPIO_InitTypeDef GPIO_InitStructure; | |
238 | |
239 GPIO_InitStructure.Pin = GPIO_PIN_7; | |
240 GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP; | |
241 GPIO_InitStructure.Pull = GPIO_PULLUP; | |
242 GPIO_InitStructure.Speed = GPIO_SPEED_LOW; | |
243 HAL_GPIO_Init(GPIOC, &GPIO_InitStructure); | |
244 HAL_GPIO_WritePin(GPIOC,GPIO_PIN_7,GPIO_PIN_SET); | |
245 } | |
246 | |
247 | |
248 uint8_t externalInterface_isEnabledPower33() | |
249 { | |
250 return externalV33_On; | |
251 } | |
691 | 252 |
253 uint8_t externalInterface_isEnabledADC() | |
254 { | |
255 return externalADC_On; | |
256 } | |
257 | |
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258 uint8_t externalInterface_GetUARTProtocol() |
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259 { |
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260 return externalUART_Protocol; |
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261 } |
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262 |
662 | 263 void externalInterface_SwitchPower33(uint8_t state) |
264 { | |
265 if(state != externalV33_On) | |
266 { | |
267 if(state) | |
268 { | |
269 HAL_GPIO_WritePin(GPIOC,GPIO_PIN_7,GPIO_PIN_RESET); | |
270 externalV33_On = 1; | |
271 } | |
272 else | |
273 { | |
731 | 274 if(externalAutoDetect == DETECTION_OFF) |
275 { | |
276 HAL_GPIO_WritePin(GPIOC,GPIO_PIN_7,GPIO_PIN_SET); | |
277 externalV33_On = 0; | |
278 externalInterface_SetCO2Value(0); | |
279 externalInterface_SetCO2SignalStrength(0); | |
280 } | |
662 | 281 } |
282 } | |
283 } | |
691 | 284 void externalInterface_SwitchADC(uint8_t state) |
285 { | |
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286 uint8_t loop = 0; |
691 | 287 if((state) && (externalInterfacePresent)) |
288 { | |
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289 if(externalADC_On == 0) |
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290 { |
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291 activeChannel = 0; |
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292 externalInterface_StartConversion(activeChannel); |
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293 externalADC_On = 1; |
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294 } |
691 | 295 } |
296 else | |
297 { | |
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298 if(externalAutoDetect == DETECTION_OFF) /* block deactivation requests if auto detection is active */ |
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299 { |
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300 externalADC_On = 0; |
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301 for(loop = 0; loop < MAX_ADC_CHANNEL; loop++) |
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302 { |
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303 externalChannel_mV[loop] = 0; |
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304 } |
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305 } |
691 | 306 } |
307 } | |
662 | 308 |
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309 void externalInterface_SwitchUART(uint8_t protocol) |
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310 { |
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311 switch(protocol) |
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312 { |
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313 case 0: |
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314 case (EXT_INTERFACE_UART_CO2 >> 8): |
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315 case (EXT_INTERFACE_UART_O2 >> 8): |
742 | 316 case (EXT_INTERFACE_UART_SENTINEL >> 8): |
731 | 317 if((externalAutoDetect <= DETECTION_START) || ((protocol == EXT_INTERFACE_UART_CO2 >> 8) && (externalAutoDetect == DETECTION_CO2)) |
742 | 318 || ((protocol == EXT_INTERFACE_UART_O2 >> 8) && (externalAutoDetect == DETECTION_DIGO2)) |
319 || ((protocol == EXT_INTERFACE_UART_SENTINEL >> 8) && (externalAutoDetect == DETECTION_SENTINEL))) | |
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320 { |
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321 sensorDataId = 0; |
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322 externalUART_Protocol = protocol; |
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323 MX_USART1_UART_DeInit(); |
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324 if( protocol != 0) |
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325 { |
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326 MX_USART1_UART_Init(); |
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327 } |
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328 } |
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329 break; |
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330 default: |
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331 break; |
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332 } |
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333 } |
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334 |
662 | 335 void externalInterface_SetCO2Value(uint16_t CO2_ppm) |
336 { | |
337 externalCO2Value = CO2_ppm; | |
338 } | |
339 | |
340 void externalInterface_SetCO2SignalStrength(uint16_t LED_qa) | |
341 { | |
342 externalCO2SignalStrength = LED_qa; | |
343 } | |
344 | |
345 uint16_t externalInterface_GetCO2Value(void) | |
346 { | |
347 return externalCO2Value; | |
348 } | |
349 | |
350 uint16_t externalInterface_GetCO2SignalStrength(void) | |
351 { | |
352 return externalCO2SignalStrength; | |
353 } | |
354 | |
355 | |
356 void externalInterface_SetCO2State(uint16_t state) | |
357 { | |
358 externalCO2Status = state; | |
359 } | |
360 | |
361 uint16_t externalInterface_GetCO2State(void) | |
362 { | |
363 return externalCO2Status; | |
364 } | |
365 | |
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366 |
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367 uint8_t externalInterface_GetSensorData(uint8_t* pDataStruct) |
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368 { |
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369 |
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370 if((pDataStruct != NULL) && sensorDataId != 0) |
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371 { |
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372 memcpy(pDataStruct, &sensorDataDiveO2, sizeof(sensorDataDiveO2)); |
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373 } |
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Added customizable data area for specific sensor data:
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374 return sensorDataId; |
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|
375 } |
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|
376 |
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377 void externalInterface_SetSensorData(uint8_t dataId, uint8_t* pDataStruct) |
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diff
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|
378 { |
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diff
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|
379 if(pDataStruct != NULL) |
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diff
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|
380 { |
045ff7800501
Added customizable data area for specific sensor data:
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381 if(dataId != 0) |
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|
382 { |
045ff7800501
Added customizable data area for specific sensor data:
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diff
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|
383 memcpy(&sensorDataDiveO2, pDataStruct, sizeof(sensorDataDiveO2)); |
045ff7800501
Added customizable data area for specific sensor data:
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diff
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|
384 } |
045ff7800501
Added customizable data area for specific sensor data:
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diff
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385 else |
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Added customizable data area for specific sensor data:
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diff
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|
386 { |
045ff7800501
Added customizable data area for specific sensor data:
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387 memset(&sensorDataDiveO2,0,sizeof(sensorDataDiveO2)); |
045ff7800501
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|
388 } |
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Added customizable data area for specific sensor data:
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389 sensorDataId = dataId; |
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Added customizable data area for specific sensor data:
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diff
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390 } |
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Added customizable data area for specific sensor data:
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diff
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|
391 } |
045ff7800501
Added customizable data area for specific sensor data:
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diff
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|
392 |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
393 void externalInface_SetSensorMap(uint8_t* pMap) |
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Added auto detection functionality for sensors connected to the external interface:
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diff
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|
394 { |
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395 if(pMap != NULL) |
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Added auto detection functionality for sensors connected to the external interface:
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|
396 { |
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Added auto detection functionality for sensors connected to the external interface:
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397 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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398 } |
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Added auto detection functionality for sensors connected to the external interface:
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399 |
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Added auto detection functionality for sensors connected to the external interface:
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|
400 } |
731 | 401 uint8_t* externalInterface_GetSensorMapPointer(uint8_t finalMap) |
729
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Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
402 { |
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Added auto detection functionality for sensors connected to the external interface:
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|
403 uint8_t* pret; |
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Added auto detection functionality for sensors connected to the external interface:
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|
404 |
731 | 405 if((externalAutoDetect != DETECTION_OFF) && (!finalMap)) |
729
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Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
406 { |
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Added auto detection functionality for sensors connected to the external interface:
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|
407 pret = tmpSensorMap; |
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Added auto detection functionality for sensors connected to the external interface:
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|
408 } |
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Added auto detection functionality for sensors connected to the external interface:
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diff
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|
409 else |
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Added auto detection functionality for sensors connected to the external interface:
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diff
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|
410 { |
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Added auto detection functionality for sensors connected to the external interface:
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|
411 pret = SensorMap; |
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Added auto detection functionality for sensors connected to the external interface:
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|
412 } |
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Added auto detection functionality for sensors connected to the external interface:
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413 return pret; |
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Added auto detection functionality for sensors connected to the external interface:
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|
414 } |
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Added auto detection functionality for sensors connected to the external interface:
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|
415 |
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Added auto detection functionality for sensors connected to the external interface:
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|
416 void externalInterface_AutodetectSensor() |
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Added auto detection functionality for sensors connected to the external interface:
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diff
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|
417 { |
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Added auto detection functionality for sensors connected to the external interface:
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|
418 static uint8_t sensorIndex = 0; |
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Added auto detection functionality for sensors connected to the external interface:
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419 uint8_t index = 0; |
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Added auto detection functionality for sensors connected to the external interface:
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|
420 |
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Added auto detection functionality for sensors connected to the external interface:
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|
421 if(externalAutoDetect != DETECTION_OFF) |
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Added auto detection functionality for sensors connected to the external interface:
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diff
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|
422 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
423 switch(externalAutoDetect) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
424 { |
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Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
425 case DETECTION_INIT: sensorIndex = 0; |
731 | 426 tmpSensorMap[0] = SENSOR_OPTIC; |
427 tmpSensorMap[1] = SENSOR_OPTIC; | |
428 tmpSensorMap[2] = SENSOR_OPTIC; | |
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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|
429 tmpSensorMap[3] = SENSOR_NONE; |
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|
430 tmpSensorMap[4] = SENSOR_NONE; |
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Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
431 |
731 | 432 if(externalInterfacePresent) |
433 { | |
434 externalInterface_SwitchPower33(0); | |
435 externalInterface_SwitchUART(0); | |
436 for(index = 0; index < MAX_ADC_CHANNEL; index++) | |
437 { | |
438 externalChannel_mV[index] = 0; | |
439 } | |
440 externalAutoDetect = DETECTION_START; | |
441 } | |
442 else | |
443 { | |
444 externalAutoDetect = DETECTION_DONE; /* without external interface O2 values may only be received via optical port => return default sensor map */ | |
445 } | |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
446 break; |
731 | 447 case DETECTION_START: tmpSensorMap[0] = SENSOR_ANALOG; |
448 tmpSensorMap[1] = SENSOR_ANALOG; | |
449 tmpSensorMap[2] = SENSOR_ANALOG; | |
450 externalInterface_SwitchPower33(1); | |
451 externalInterface_SwitchADC(1); | |
452 externalAutoDetect = DETECTION_ANALOG1; | |
453 break; | |
454 case DETECTION_ANALOG1: externalAutoDetect = DETECTION_ANALOG2; /* do a second loop to make sure all adc channels could be processed */ | |
455 break; | |
456 case DETECTION_ANALOG2: for(index = 0; index < MAX_ADC_CHANNEL; index++) | |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
457 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
458 if(externalChannel_mV[index] > MIN_ADC_VOLTAGE_MV) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
459 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
460 tmpSensorMap[sensorIndex++] = SENSOR_ANALOG; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
461 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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diff
changeset
|
462 else |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
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diff
changeset
|
463 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
464 tmpSensorMap[sensorIndex++] = SENSOR_NONE; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
465 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
466 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
467 externalAutoDetect = DETECTION_DIGO2; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
468 externalInterface_SwitchUART(EXT_INTERFACE_UART_O2 >> 8); |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
469 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
470 case DETECTION_DIGO2: if(UART_isDigO2Connected()) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
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diff
changeset
|
471 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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diff
changeset
|
472 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
|
473 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
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diff
changeset
|
474 if(tmpSensorMap[index] == SENSOR_NONE) |
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 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
477 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
478 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
479 if(index == 3) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
480 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
481 tmpSensorMap[2] = SENSOR_DIGO2; /* digital sensor overwrites ADC */ |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
482 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
483 else |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
484 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
485 tmpSensorMap[index] = SENSOR_DIGO2; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
486 } |
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
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714
diff
changeset
|
488 UART_setTargetChannel(index); |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
489 /* tmpSensorMap[sensorIndex++] = SENSOR_DIGO2; */ |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
490 } |
742 | 491 externalAutoDetect++; |
492 #ifdef ENABLE_CO2_SUPPORT | |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
493 externalInterface_SwitchUART(EXT_INTERFACE_UART_CO2 >> 8); |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
494 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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diff
changeset
|
495 case DETECTION_CO2: if(UART_isCO2Connected()) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
496 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
497 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
|
498 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
499 if(tmpSensorMap[index] == SENSOR_NONE) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
500 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
501 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
502 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
503 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
504 if(index == 3) |
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 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
|
507 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
508 else |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
509 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
510 tmpSensorMap[index] = SENSOR_CO2; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
511 } |
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 } |
742 | 514 externalAutoDetect++; |
515 #endif | |
516 #ifdef ENABLE_SENTINEL_MODE | |
517 externalInterface_SwitchUART(EXT_INTERFACE_UART_SENTINEL >> 8); | |
518 UART_StartDMA_Receiption(); | |
519 break; | |
520 | |
521 case DETECTION_SENTINEL: | |
522 case DETECTION_SENTINEL2: | |
523 if(UART_isSentinelConnected()) | |
524 { | |
525 for(index = 0; index < 3; index++) /* Sentinel is occupiing all sensor slots */ | |
526 { | |
527 tmpSensorMap[index] = SENSOR_SENTINEL; | |
528 } | |
529 sensorIndex = 3; | |
530 } | |
531 externalAutoDetect++; | |
532 #endif | |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
533 break; |
731 | 534 case DETECTION_DONE: for(index = 0; index < EXT_INTERFACE_SENSOR_CNT; index++) |
535 { | |
536 if(tmpSensorMap[index] != SENSOR_NONE) | |
537 { | |
538 break; | |
539 } | |
540 } | |
541 | |
542 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
|
543 { |
731 | 544 while(sensorIndex < EXT_INTERFACE_SENSOR_CNT) |
545 { | |
546 tmpSensorMap[sensorIndex++] = SENSOR_NONE; | |
547 } | |
548 } | |
549 else | |
550 { | |
551 tmpSensorMap[0] = SENSOR_OPTIC; | |
552 tmpSensorMap[1] = SENSOR_OPTIC; | |
553 tmpSensorMap[2] = SENSOR_OPTIC; | |
729
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 memcpy(SensorMap, tmpSensorMap, sizeof(tmpSensorMap)); |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
556 externalAutoDetect = DETECTION_OFF; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
557 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
558 default: |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
559 break; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
560 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
561 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
562 } |
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563 |
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564 |
662 | 565 void externalInterface_ExecuteCmd(uint16_t Cmd) |
566 { | |
567 char cmdString[10]; | |
568 uint8_t cmdLength = 0; | |
729
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569 uint8_t index; |
662 | 570 |
571 switch(Cmd & 0x00FF) /* lower byte is reserved for commands */ | |
572 { | |
729
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573 case EXT_INTERFACE_AUTODETECT: externalAutoDetect = DETECTION_INIT; |
742 | 574 for(index = 0; index < 3; index++) |
575 { | |
576 SensorMap[index] = SENSOR_SEARCH; | |
577 } | |
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578 break; |
662 | 579 case EXT_INTERFACE_CO2_CALIB: cmdLength = snprintf(cmdString, 10, "G\r\n"); |
580 break; | |
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581 case EXT_INTERFACE_COPY_SENSORMAP: if(externalAutoDetect == DETECTION_OFF) |
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582 { |
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583 memcpy(SensorMap, MasterSensorMap, 5); |
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584 for(index = 0; index < 3; index++) |
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585 { |
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586 if(SensorMap[index] == SENSOR_DIGO2) |
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587 { |
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588 break; |
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589 } |
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590 } |
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591 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 */ |
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592 } |
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593 break; |
662 | 594 default: |
595 break; | |
596 } | |
597 if(cmdLength != 0) | |
598 { | |
599 HAL_UART_Transmit(&huart1,(uint8_t*)cmdString,cmdLength,10); | |
600 } | |
601 return; | |
602 } | |
603 |