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annotate Small_CPU/Src/externalInterface.c @ 895:94535e672583 Evo_2_23
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author | heinrichsweikamp |
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date | Wed, 18 Sep 2024 14:31:06 +0200 |
parents | ad96f99ebc78 |
children | 4832981f9af8 |
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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> |
794 | 28 #include "data_central.h" |
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29 #include "i2c.h" |
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30 #include "externalInterface.h" |
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31 #include "scheduler.h" |
662 | 32 #include "uart.h" |
33 #include "data_exchange.h" | |
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34 #include "pressure.h" |
794 | 35 #include "uartProtocol_O2.h" |
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36 #include "uartProtocol_Co2.h" |
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37 #include "uartProtocol_Sentinel.h" |
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38 |
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39 extern SGlobal global; |
662 | 40 extern UART_HandleTypeDef huart1; |
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41 |
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42 #define ADC_ANSWER_LENGTH (5u) /* 3424 will provide addr + 4 data bytes */ |
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43 #define ADC_TIMEOUT (10u) /* conversion stuck for unknown reason => restart */ |
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44 #define ADC_REF_VOLTAGE_MV (2048.0f) /* reference voltage of MPC3424*/ |
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45 |
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46 #define ADC_START_CONVERSION (0x80) |
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47 #define ADC_GAIN_4 (0x02) |
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48 #define ADC_GAIN_4_VALUE (4.0f) |
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49 #define ADC_GAIN_8 (0x03) |
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50 #define ADC_GAIN_8_VALUE (8.0f) |
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51 #define ADC_RESOLUTION_16BIT (0x08) |
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52 #define ADC_RESOLUTION_16BIT_VALUE (16u) |
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53 #define ADC_RESOLUTION_18BIT (0x0C) |
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54 #define ADC_RESOLUTION_18BIT_VALUE (18u) |
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55 |
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56 #define ANSWER_CONFBYTE_INDEX (4u) |
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57 |
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58 #define LOOKUP_CO2_CORR_TABLE_SCALE (1000u) |
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59 #define LOOKUP_CO2_CORR_TABLE_MAX (30000u) |
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60 |
794 | 61 #define REQUEST_INT_SENSOR_MS (1500) /* Minimum time interval for cyclic sensor data requests per sensor (UART mux) */ |
62 #define COMMAND_TX_DELAY (30u) /* The time the sensor needs to recover from a invalid command request */ | |
63 #define TIMEOUT_SENSOR_ANSWER (300) /* Time till a request is repeated if no answer was received */ | |
64 | |
65 #define activeSensorId (activeUartChannel + EXT_INTERFACE_MUX_OFFSET) /* Used if UART channels are applied to Sensor map */ | |
66 | |
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67 static uint8_t activeChannel = 0; /* channel which is in request */ |
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68 static uint8_t recBuf[ADC_ANSWER_LENGTH]; |
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69 static uint8_t timeoutCnt = 0; |
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70 static uint8_t externalInterfacePresent = 0; |
861 | 71 static uint8_t delayAdcConversion = 0; |
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72 |
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73 float externalChannel_mV[MAX_ADC_CHANNEL]; |
662 | 74 static uint8_t externalV33_On = 0; |
691 | 75 static uint8_t externalADC_On = 0; |
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76 static uint8_t externalUART_Protocol = 0; |
662 | 77 static uint16_t externalCO2Value; |
78 static uint16_t externalCO2SignalStrength; | |
794 | 79 static uint16_t externalCO2Status = 0; |
80 static float externalCO2Scale = 0.0; | |
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81 |
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82 static uint8_t lastSensorDataId = 0; |
794 | 83 static SSensorDataDiveO2 sensorDataDiveO2[EXT_INTERFACE_SENSOR_CNT]; |
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84 static externalInterfaceAutoDetect_t externalAutoDetect = DETECTION_OFF; |
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85 static externalInterfaceSensorType SensorMap[EXT_INTERFACE_SENSOR_CNT] ={ SENSOR_OPTIC, SENSOR_OPTIC, SENSOR_OPTIC, SENSOR_NONE, SENSOR_NONE}; |
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86 static externalInterfaceSensorType tmpSensorMap[EXT_INTERFACE_SENSOR_CNT]; |
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87 static externalInterfaceSensorType MasterSensorMap[EXT_INTERFACE_SENSOR_CNT]; |
794 | 88 static externalInterfaceSensorType foundSensorMap[EXT_INTERFACE_SENSOR_CNT]; |
89 static uint8_t Mux2ADCMap[MAX_ADC_CHANNEL]; | |
90 static uint8_t externalInterface_SensorState[EXT_INTERFACE_SENSOR_CNT]; | |
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91 |
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92 static float LookupCO2PressureCorrection[LOOKUP_CO2_CORR_TABLE_MAX / LOOKUP_CO2_CORR_TABLE_SCALE]; /* lookup table for pressure compensation values */ |
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93 |
804 | 94 static uint16_t externalInterfaceMuxReqIntervall = 0xffff; /* delay between switching from one MUX channel to the next */ |
95 static uint8_t activeUartChannel = 0; /* Index of the sensor port which is selected by the mux or 0 if no mux is connected */ | |
96 | |
97 | |
98 static void externalInface_MapUartToLegacyADC(uint8_t* pMap); | |
809 | 99 static void externalInterface_CheckBaudrate(uint8_t sensorType); |
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100 |
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101 void externalInterface_Init(void) |
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102 { |
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103 uint16_t index; |
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104 uint16_t coeff; |
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105 activeChannel = 0; |
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106 timeoutCnt = 0; |
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107 externalInterfacePresent = 0; |
861 | 108 delayAdcConversion = 0; |
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109 if(externalInterface_StartConversion(activeChannel) == HAL_OK) |
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110 { |
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111 externalInterfacePresent = 1; |
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112 global.deviceDataSendToMaster.hw_Info.extADC = 1; |
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113 } |
559 | 114 global.deviceDataSendToMaster.hw_Info.checkADC = 1; |
662 | 115 |
804 | 116 |
794 | 117 |
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118 /* Create a lookup table based on GSS application note AN001: PRESSURE COMPENSATION OF A CO2 SENSOR */ |
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119 /* The main purpose of the sensor in the dive application is to be a warning indicator */ |
753 | 120 /* => no exact values necessary => a lookup table with 1000ppm scaling should be sufficient */ |
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121 LookupCO2PressureCorrection [0] = -0.0014; |
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122 for(index = 1; index < (LOOKUP_CO2_CORR_TABLE_MAX / LOOKUP_CO2_CORR_TABLE_SCALE); index++) |
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123 { |
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124 coeff = index * LOOKUP_CO2_CORR_TABLE_SCALE; |
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125 LookupCO2PressureCorrection[index] = 2.811*pow(10,-38)*pow(coeff,6)- 9.817*pow(10,-32)*pow(coeff,5)+1.304*pow(10,-25)*pow(coeff,4)-8.216*pow(10,-20)*pow(coeff,3)+2.311*pow(10,-14)*pow(coeff,2) - 2.195*pow(10,-9)*coeff - 1.471*pow(10,-3); |
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126 } |
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127 externalInterface_InitDatastruct(); |
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128 } |
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129 |
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130 void externalInterface_InitDatastruct(void) |
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131 { |
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132 uint8_t index = 0; |
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133 /* init data values */ |
662 | 134 externalV33_On = 0; |
804 | 135 externalADC_On = 0; |
136 externalUART_Protocol = 0; | |
662 | 137 externalCO2Value = 0; |
138 externalCO2SignalStrength = 0; | |
139 externalCO2Status = 0; | |
804 | 140 externalCO2Scale = 0.0; |
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141 externalAutoDetect = DETECTION_OFF; |
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142 |
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143 for(index = 0; index < MAX_ADC_CHANNEL; index++) |
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144 { |
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145 externalChannel_mV[index] = 0.0; |
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146 } |
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147 memset(externalInterface_SensorState,UART_COMMON_INIT,sizeof(externalInterface_SensorState)); |
804 | 148 externalInface_MapUartToLegacyADC(SensorMap); |
149 activeUartChannel = 0xFF; | |
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150 } |
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151 |
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152 |
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153 uint8_t externalInterface_StartConversion(uint8_t channel) |
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154 { |
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155 uint8_t retval = 0; |
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156 uint8_t confByte = 0; |
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157 |
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158 if(channel < MAX_ADC_CHANNEL) |
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159 { |
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160 confByte = ADC_START_CONVERSION | ADC_RESOLUTION_16BIT | ADC_GAIN_8; |
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161 confByte |= channel << 5; |
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162 retval = I2C_Master_Transmit(DEVICE_EXTERNAL_ADC, &confByte, 1); |
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163 } |
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164 return retval; |
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165 } |
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166 |
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167 /* Check if conversion is done and trigger measurement of next channel */ |
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168 uint8_t externalInterface_ReadAndSwitch() |
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169 { |
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170 uint8_t retval = EXTERNAL_ADC_NO_DATA; |
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171 uint8_t nextChannel; |
731 | 172 uint8_t* psensorMap = externalInterface_GetSensorMapPointer(0); |
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173 |
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174 if(externalADC_On) |
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175 { |
861 | 176 if(delayAdcConversion) |
177 { | |
178 if(UART_isComActive(activeUartChannel) == 0) | |
179 { | |
180 externalInterface_StartConversion(activeChannel); | |
181 delayAdcConversion = 0; | |
182 } | |
183 } | |
184 else if(I2C_Master_Receive(DEVICE_EXTERNAL_ADC, recBuf, ADC_ANSWER_LENGTH) == HAL_OK) | |
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185 { |
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186 if((recBuf[ANSWER_CONFBYTE_INDEX] & ADC_START_CONVERSION) == 0) /* !ready set => received data contains new value */ |
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187 { |
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188 retval = activeChannel; /* return channel number providing new data */ |
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189 nextChannel = activeChannel + 1; |
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190 if(nextChannel == MAX_ADC_CHANNEL) |
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191 { |
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192 nextChannel = 0; |
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193 } |
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194 |
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195 while((psensorMap[nextChannel] != SENSOR_ANALOG) && (nextChannel != activeChannel)) |
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196 { |
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197 if(nextChannel == MAX_ADC_CHANNEL) |
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198 { |
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199 nextChannel = 0; |
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200 } |
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201 else |
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202 { |
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203 nextChannel++; |
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204 } |
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205 } |
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206 |
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207 activeChannel = nextChannel; |
861 | 208 if(UART_isComActive(activeUartChannel) == 0) |
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209 { |
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210 externalInterface_StartConversion(activeChannel); |
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211 } |
861 | 212 else |
213 { | |
214 delayAdcConversion = 1; | |
215 } | |
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216 timeoutCnt = 0; |
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217 } |
861 | 218 |
219 } | |
220 if(timeoutCnt++ >= ADC_TIMEOUT) | |
221 { | |
222 externalInterface_StartConversion(activeChannel); | |
223 delayAdcConversion = 0; | |
224 timeoutCnt = 0; | |
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225 } |
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226 } |
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227 return retval; |
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228 } |
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229 float externalInterface_CalculateADCValue(uint8_t channel) |
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230 { |
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231 int32_t rawvalue = 0; |
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232 float retValue = 0.0; |
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233 if(channel < MAX_ADC_CHANNEL) |
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234 { |
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235 |
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236 rawvalue = ((recBuf[0] << 16) | (recBuf[1] << 8) | (recBuf[2])); |
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237 |
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238 switch(recBuf[3] & 0x0C) /* confbyte => Resolution bits*/ |
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239 { |
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240 case ADC_RESOLUTION_16BIT: rawvalue = rawvalue >> 8; /* only 2 databytes received shift out confbyte*/ |
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241 if(rawvalue & (0x1 << (ADC_RESOLUTION_16BIT_VALUE-1))) /* MSB set => negative number */ |
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242 { |
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243 rawvalue |= 0xFFFF0000; /* set MSB for int32 */ |
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244 } |
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245 else |
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246 { |
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247 rawvalue &= 0x0000FFFF; |
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248 } |
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249 externalChannel_mV[channel] = ADC_REF_VOLTAGE_MV * 2.0 / (float) pow(2,ADC_RESOLUTION_16BIT_VALUE); /* calculate bit resolution */ |
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250 break; |
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251 case ADC_RESOLUTION_18BIT: if(rawvalue & (0x1 << (ADC_RESOLUTION_18BIT_VALUE-1))) /* MSB set => negative number */ |
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252 { |
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253 rawvalue |= 0xFFFE0000; /* set MSB for int32 */ |
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254 } |
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255 externalChannel_mV[channel] = ADC_REF_VOLTAGE_MV * 2.0 / (float) pow(2,ADC_RESOLUTION_18BIT_VALUE); /* calculate bit resolution */ |
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256 break; |
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257 default: rawvalue = 0; |
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258 break; |
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259 } |
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260 externalChannel_mV[channel] = externalChannel_mV[channel] * rawvalue / ADC_GAIN_8_VALUE; |
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261 retValue = externalChannel_mV[channel]; |
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262 } |
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263 return retValue; |
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264 } |
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265 float getExternalInterfaceChannel(uint8_t channel) |
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266 { |
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267 float retval = 0; |
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268 |
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269 if(channel < MAX_ADC_CHANNEL) |
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270 { |
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271 retval = externalChannel_mV[channel]; |
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272 } |
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273 return retval; |
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274 } |
662 | 275 |
691 | 276 uint8_t setExternalInterfaceChannel(uint8_t channel, float value) |
277 { | |
278 uint8_t retval = 0; | |
794 | 279 uint8_t localId = channel; |
280 uint8_t index = 0; | |
691 | 281 |
794 | 282 if(localId >= MAX_ADC_CHANNEL) /* at the moment sensor visualization is focused on the three ADC channels => map Mux sensors */ |
691 | 283 { |
794 | 284 for(index = 0; index < MAX_ADC_CHANNEL; index++) |
285 { | |
286 if(Mux2ADCMap[index] == localId) | |
287 { | |
288 localId = index; | |
289 break; | |
290 } | |
291 } | |
292 } | |
293 | |
294 if(localId < MAX_ADC_CHANNEL) | |
295 { | |
296 externalChannel_mV[localId] = value; | |
691 | 297 retval = 1; |
298 } | |
299 return retval; | |
300 } | |
301 | |
662 | 302 void externalInterface_InitPower33(void) |
303 { | |
304 GPIO_InitTypeDef GPIO_InitStructure; | |
305 | |
306 GPIO_InitStructure.Pin = GPIO_PIN_7; | |
307 GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP; | |
308 GPIO_InitStructure.Pull = GPIO_PULLUP; | |
309 GPIO_InitStructure.Speed = GPIO_SPEED_LOW; | |
310 HAL_GPIO_Init(GPIOC, &GPIO_InitStructure); | |
311 HAL_GPIO_WritePin(GPIOC,GPIO_PIN_7,GPIO_PIN_SET); | |
312 } | |
313 | |
314 | |
315 uint8_t externalInterface_isEnabledPower33() | |
316 { | |
317 return externalV33_On; | |
318 } | |
691 | 319 |
320 uint8_t externalInterface_isEnabledADC() | |
321 { | |
322 return externalADC_On; | |
323 } | |
324 | |
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325 uint8_t externalInterface_GetUARTProtocol() |
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326 { |
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327 return externalUART_Protocol; |
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328 } |
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329 |
662 | 330 void externalInterface_SwitchPower33(uint8_t state) |
331 { | |
332 if(state != externalV33_On) | |
333 { | |
334 if(state) | |
335 { | |
336 HAL_GPIO_WritePin(GPIOC,GPIO_PIN_7,GPIO_PIN_RESET); | |
337 externalV33_On = 1; | |
338 } | |
339 else | |
340 { | |
731 | 341 if(externalAutoDetect == DETECTION_OFF) |
342 { | |
343 HAL_GPIO_WritePin(GPIOC,GPIO_PIN_7,GPIO_PIN_SET); | |
344 externalV33_On = 0; | |
345 externalInterface_SetCO2Value(0); | |
346 externalInterface_SetCO2SignalStrength(0); | |
347 } | |
662 | 348 } |
349 } | |
350 } | |
691 | 351 void externalInterface_SwitchADC(uint8_t state) |
352 { | |
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353 uint8_t loop = 0; |
691 | 354 if((state) && (externalInterfacePresent)) |
355 { | |
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356 if(externalADC_On == 0) |
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357 { |
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358 activeChannel = 0; |
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359 externalInterface_StartConversion(activeChannel); |
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360 externalADC_On = 1; |
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361 } |
691 | 362 } |
363 else | |
364 { | |
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365 if(externalAutoDetect == DETECTION_OFF) /* block deactivation requests if auto detection is active */ |
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366 { |
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367 externalADC_On = 0; |
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368 for(loop = 0; loop < MAX_ADC_CHANNEL; loop++) |
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369 { |
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370 externalChannel_mV[loop] = 0; |
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371 } |
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372 } |
691 | 373 } |
374 } | |
662 | 375 |
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376 void externalInterface_SwitchUART(uint8_t protocol) |
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377 { |
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378 switch(protocol) |
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379 { |
839 | 380 case EXT_INTERFACE_UART_OFF: |
381 case EXT_INTERFACE_UART_CO2: | |
382 case EXT_INTERFACE_UART_O2: | |
383 case EXT_INTERFACE_UART_SENTINEL: | |
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384 if((externalAutoDetect <= DETECTION_START) |
839 | 385 || ((protocol == EXT_INTERFACE_UART_O2) && (externalAutoDetect >= DETECTION_UARTMUX) && (externalAutoDetect <= DETECTION_DIGO2_3)) |
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386 |
746 | 387 #ifdef ENABLE_CO2_SUPPORT |
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388 || ((externalAutoDetect >= DETECTION_CO2_0) && (externalAutoDetect <= DETECTION_CO2_3)) |
746 | 389 #endif |
390 #ifdef ENABLE_SENTINEL_MODE | |
839 | 391 || ((protocol == EXT_INTERFACE_UART_SENTINEL) && (externalAutoDetect == DETECTION_SENTINEL)) |
746 | 392 #endif |
393 ) | |
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394 { |
779
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395 lastSensorDataId = 0; |
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396 externalUART_Protocol = protocol; |
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397 MX_USART1_UART_DeInit(); |
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398 if( protocol != 0) |
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399 { |
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400 MX_USART1_UART_Init(); |
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401 } |
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402 } |
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403 break; |
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404 default: |
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405 break; |
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406 } |
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407 } |
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408 |
794 | 409 uint8_t externalInterface_GetActiveUartSensor() |
410 { | |
411 return activeUartChannel; | |
412 } | |
413 | |
414 void externalInterface_SetSensorState(uint8_t sensorIdx, uint8_t state) | |
415 { | |
416 if(sensorIdx < EXT_INTERFACE_SENSOR_CNT) | |
417 { | |
418 externalInterface_SensorState[sensorIdx] = state; | |
419 } | |
420 } | |
421 | |
422 uint8_t externalInterface_GetSensorState(uint8_t sensorIdx) | |
423 { | |
424 uint8_t ret = COMMON_SENSOR_STATE_INVALID; | |
425 if(sensorIdx < EXT_INTERFACE_SENSOR_CNT) | |
426 { | |
427 ret = externalInterface_SensorState[sensorIdx]; | |
428 } | |
429 return ret; | |
430 } | |
431 | |
432 /* The supported sensors from GSS have different scaling factors depending on their accuracy. The factor may be read out of the sensor */ | |
433 void externalInterface_SetCO2Scale(float CO2Scale) | |
434 { | |
435 if((CO2Scale == 10) || (CO2Scale == 100)) | |
436 { | |
437 externalCO2Scale = CO2Scale; | |
438 } | |
439 } | |
440 float externalInterface_GetCO2Scale() | |
441 { | |
442 return externalCO2Scale; | |
443 } | |
444 | |
662 | 445 void externalInterface_SetCO2Value(uint16_t CO2_ppm) |
446 { | |
794 | 447 float local_ppm = CO2_ppm * externalCO2Scale; |
747
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448 |
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449 #ifndef ENABLE_EXTERNAL_PRESSURE |
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450 float local_corr = 0.0; |
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451 |
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452 if (local_ppm >= LOOKUP_CO2_CORR_TABLE_MAX) |
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453 { |
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454 local_corr = -0.0014; |
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455 } |
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456 else |
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457 { |
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458 local_corr = LookupCO2PressureCorrection[((uint16_t) (local_ppm / LOOKUP_CO2_CORR_TABLE_SCALE))]; |
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459 } |
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460 local_ppm = local_ppm / (1.0 + (local_corr * (get_surface_mbar() - get_pressure_mbar()))); |
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461 #else |
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462 /* The external pressure value is passed via ADC channel2 and calibration is done at firmware => just forward sensor data */ |
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463 /* compensation is done at firmware side. This is for testing only. Take care the the same algorithm is taken as used for the lookup table */ |
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464 #endif |
794 | 465 externalCO2Value = local_ppm / externalCO2Scale; |
662 | 466 } |
467 | |
468 void externalInterface_SetCO2SignalStrength(uint16_t LED_qa) | |
469 { | |
470 externalCO2SignalStrength = LED_qa; | |
471 } | |
472 | |
473 uint16_t externalInterface_GetCO2Value(void) | |
474 { | |
475 return externalCO2Value; | |
476 } | |
477 | |
478 uint16_t externalInterface_GetCO2SignalStrength(void) | |
479 { | |
480 return externalCO2SignalStrength; | |
481 } | |
482 | |
483 | |
484 void externalInterface_SetCO2State(uint16_t state) | |
485 { | |
486 externalCO2Status = state; | |
487 } | |
488 | |
489 uint16_t externalInterface_GetCO2State(void) | |
490 { | |
491 return externalCO2Status; | |
492 } | |
493 | |
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494 |
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495 uint8_t externalInterface_GetSensorData(uint8_t sensorId, uint8_t* pDataStruct) |
714
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496 { |
794 | 497 uint8_t index = 0; |
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498 uint8_t localId = sensorId; |
786 | 499 if(localId == 0xFF) |
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500 { |
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501 localId = lastSensorDataId; |
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502 } |
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503 |
794 | 504 if((pDataStruct != NULL) && (localId <= EXT_INTERFACE_SENSOR_CNT)) |
714
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|
505 { |
786 | 506 memcpy(pDataStruct, &sensorDataDiveO2[localId], sizeof(SSensorDataDiveO2)); |
507 } | |
508 else | |
509 { | |
510 localId = 0xFF; | |
714
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511 } |
794 | 512 if(localId > MAX_ADC_CHANNEL) /* at the moment sensor visualization is focused on the three ADC channels => map Mux sensors */ |
513 { | |
514 for(index = 0; index < MAX_ADC_CHANNEL; index++) | |
515 { | |
516 if(Mux2ADCMap[index] == localId) | |
517 { | |
518 localId = index; | |
519 } | |
520 } | |
521 } | |
522 | |
779
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523 return localId; |
714
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524 } |
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525 |
786 | 526 void externalInterface_SetSensorData(uint8_t sensorId, uint8_t* pDataStruct) |
714
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527 { |
794 | 528 uint8_t index = 0; |
529 | |
714
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530 if(pDataStruct != NULL) |
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531 { |
794 | 532 if((sensorId != 0xFF) && (sensorId < EXT_INTERFACE_SENSOR_CNT)) |
714
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Added customizable data area for specific sensor data:
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533 { |
786 | 534 memcpy(&sensorDataDiveO2[sensorId], pDataStruct, sizeof(SSensorDataDiveO2)); |
535 lastSensorDataId = sensorId; | |
804 | 536 if(sensorId >= MAX_ADC_CHANNEL) |
794 | 537 { |
804 | 538 for(index = 0; index < MAX_ADC_CHANNEL; index++) |
794 | 539 { |
804 | 540 if(Mux2ADCMap[index] == sensorId) |
541 { | |
542 memcpy(&sensorDataDiveO2[index], pDataStruct, sizeof(SSensorDataDiveO2)); | |
543 lastSensorDataId = index; | |
544 break; | |
545 } | |
794 | 546 } |
547 } | |
714
045ff7800501
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diff
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|
548 } |
045ff7800501
Added customizable data area for specific sensor data:
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|
549 else |
045ff7800501
Added customizable data area for specific sensor data:
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|
550 { |
045ff7800501
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diff
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|
551 memset(&sensorDataDiveO2,0,sizeof(sensorDataDiveO2)); |
786 | 552 lastSensorDataId = 0xFF; |
714
045ff7800501
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diff
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553 } |
045ff7800501
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diff
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|
554 } |
045ff7800501
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diff
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|
555 } |
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|
556 |
729
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557 void externalInface_SetSensorMap(uint8_t* pMap) |
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558 { |
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559 if(pMap != NULL) |
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|
560 { |
794 | 561 memcpy(MasterSensorMap, pMap, EXT_INTERFACE_SENSOR_CNT); /* the map is not directly copied. Copy is done via cmd request */ |
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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|
562 } |
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diff
changeset
|
563 |
d646a0f724a7
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diff
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|
564 } |
804 | 565 |
566 void externalInface_MapUartToLegacyADC(uint8_t* pMap) | |
567 { | |
568 uint8_t index, index2; | |
569 | |
570 memset(Mux2ADCMap,0xFF, sizeof(Mux2ADCMap)); | |
571 | |
572 for(index2 = 0; index2 < MAX_ADC_CHANNEL; index2++) /* Unmap old mirror instances */ | |
573 { | |
574 if((pMap[index2] == SENSOR_DIGO2M) || (pMap[index2] == SENSOR_CO2M)) | |
575 { | |
576 pMap[index2] = SENSOR_NONE; | |
577 } | |
578 } | |
579 | |
580 /* Map Mux O2 sensors to ADC Slot if ADC slot is not in use */ | |
581 for(index = 0; index < EXT_INTERFACE_SENSOR_CNT-1; index++) | |
582 { | |
583 if(pMap[index] == SENSOR_DIGO2) | |
584 { | |
585 for(index2 = 0; index2 < MAX_ADC_CHANNEL; index2++) | |
586 { | |
587 if(pMap[index2] == SENSOR_NONE) | |
588 { | |
589 pMap[index2] = SENSOR_DIGO2M; /* store a mirror instance needed for visualization */ | |
590 Mux2ADCMap[index2] = index; | |
591 break; | |
592 } | |
593 } | |
594 } | |
595 } | |
596 for(index = 0; index < EXT_INTERFACE_SENSOR_CNT-1; index++) | |
597 { | |
598 if(pMap[index] == SENSOR_CO2) | |
599 { | |
600 for(index2 = 0; index2 < MAX_ADC_CHANNEL; index2++) | |
601 { | |
602 if(pMap[index2] == SENSOR_NONE) | |
603 { | |
604 pMap[index2] = SENSOR_CO2M; /* store a mirror instance needed for visualization */ | |
605 Mux2ADCMap[index2] = index; | |
606 break; | |
607 } | |
608 } | |
609 } | |
610 } | |
842
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
611 #ifdef ENABLE_SENTINEL_MODE |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
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839
diff
changeset
|
612 if(pMap[EXT_INTERFACE_MUX_OFFSET] == SENSOR_SENTINEL) |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
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839
diff
changeset
|
613 { |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
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839
diff
changeset
|
614 for(index2 = 0; index2 < MAX_ADC_CHANNEL; index2++) |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
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parents:
839
diff
changeset
|
615 { |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
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839
diff
changeset
|
616 pMap[index2] = SENSOR_SENTINELM; /* store a mirror instance needed for visualization */ |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
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839
diff
changeset
|
617 Mux2ADCMap[index2] = index2 + EXT_INTERFACE_MUX_OFFSET; |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
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diff
changeset
|
618 } |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
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839
diff
changeset
|
619 } |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
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839
diff
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|
620 #endif |
804 | 621 } |
622 | |
731 | 623 uint8_t* externalInterface_GetSensorMapPointer(uint8_t finalMap) |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
624 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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714
diff
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|
625 uint8_t* pret; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
626 |
731 | 627 if((externalAutoDetect != DETECTION_OFF) && (!finalMap)) |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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714
diff
changeset
|
628 { |
d646a0f724a7
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diff
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|
629 pret = tmpSensorMap; |
d646a0f724a7
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diff
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|
630 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
631 else |
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Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
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|
632 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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diff
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|
633 pret = SensorMap; |
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diff
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|
634 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
635 return pret; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
636 } |
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diff
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|
637 |
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Added auto detection functionality for sensors connected to the external interface:
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diff
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|
638 void externalInterface_AutodetectSensor() |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
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|
639 { |
779
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Added UART multiplexer support for DiveO2:
Ideenmodellierer
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|
640 static uint8_t sensorIndex = 0; |
0b5f45448eb6
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Ideenmodellierer
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diff
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|
641 static uint8_t uartMuxChannel = 0; |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
642 uint8_t index = 0; |
794 | 643 uint8_t cntSensor = 0; |
644 uint8_t cntUARTSensor = 0; | |
798
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
645 #ifdef ENABLE_CO2_SUPPORT |
794 | 646 uint8_t cmdString[10]; |
647 uint8_t cmdLength = 0; | |
798
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
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794
diff
changeset
|
648 #endif |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
649 |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
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|
650 if(externalAutoDetect != DETECTION_OFF) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
651 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
652 switch(externalAutoDetect) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
653 { |
804 | 654 case DETECTION_INIT: externalInterfaceMuxReqIntervall = 0; |
794 | 655 sensorIndex = 0; |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
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diff
changeset
|
656 uartMuxChannel = 0; |
731 | 657 tmpSensorMap[0] = SENSOR_OPTIC; |
658 tmpSensorMap[1] = SENSOR_OPTIC; | |
659 tmpSensorMap[2] = SENSOR_OPTIC; | |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
660 tmpSensorMap[3] = SENSOR_NONE; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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diff
changeset
|
661 tmpSensorMap[4] = SENSOR_NONE; |
804 | 662 tmpSensorMap[5] = SENSOR_NONE; |
663 tmpSensorMap[6] = SENSOR_NONE; | |
664 tmpSensorMap[7] = SENSOR_NONE; | |
729
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Added auto detection functionality for sensors connected to the external interface:
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714
diff
changeset
|
665 |
794 | 666 memset(foundSensorMap, SENSOR_NONE, sizeof(foundSensorMap)); |
798
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Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
667 memset(externalInterface_SensorState,UART_COMMON_INIT,sizeof(externalInterface_SensorState)); |
794 | 668 memset(Mux2ADCMap,0, sizeof(Mux2ADCMap)); |
781 | 669 |
731 | 670 if(externalInterfacePresent) |
671 { | |
672 externalInterface_SwitchPower33(0); | |
839 | 673 externalInterface_SwitchUART(EXT_INTERFACE_UART_OFF); |
731 | 674 for(index = 0; index < MAX_ADC_CHANNEL; index++) |
675 { | |
676 externalChannel_mV[index] = 0; | |
677 } | |
678 externalAutoDetect = DETECTION_START; | |
679 } | |
680 else | |
681 { | |
682 externalAutoDetect = DETECTION_DONE; /* without external interface O2 values may only be received via optical port => return default sensor map */ | |
683 } | |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
684 break; |
731 | 685 case DETECTION_START: tmpSensorMap[0] = SENSOR_ANALOG; |
686 tmpSensorMap[1] = SENSOR_ANALOG; | |
687 tmpSensorMap[2] = SENSOR_ANALOG; | |
688 externalInterface_SwitchPower33(1); | |
689 externalInterface_SwitchADC(1); | |
690 externalAutoDetect = DETECTION_ANALOG1; | |
691 break; | |
692 case DETECTION_ANALOG1: externalAutoDetect = DETECTION_ANALOG2; /* do a second loop to make sure all adc channels could be processed */ | |
693 break; | |
694 case DETECTION_ANALOG2: for(index = 0; index < MAX_ADC_CHANNEL; index++) | |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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parents:
714
diff
changeset
|
695 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
696 if(externalChannel_mV[index] > MIN_ADC_VOLTAGE_MV) |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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parents:
714
diff
changeset
|
697 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
698 tmpSensorMap[sensorIndex++] = SENSOR_ANALOG; |
794 | 699 foundSensorMap[index] = SENSOR_ANALOG; |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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714
diff
changeset
|
700 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
701 else |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
702 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
703 tmpSensorMap[sensorIndex++] = SENSOR_NONE; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
704 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
705 } |
804 | 706 externalInterfaceMuxReqIntervall = 1100; |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
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753
diff
changeset
|
707 externalAutoDetect = DETECTION_UARTMUX; |
839 | 708 externalInterface_SwitchUART(EXT_INTERFACE_UART_O2); |
794 | 709 UART_MUX_SelectAddress(MAX_MUX_CHANNEL); |
710 uartO2_SetChannel(MAX_MUX_CHANNEL); | |
711 activeUartChannel = MAX_MUX_CHANNEL; | |
712 tmpSensorMap[EXT_INTERFACE_SENSOR_CNT-1] = SENSOR_MUX; | |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
713 break; |
794 | 714 case DETECTION_UARTMUX: if(uartO2_isSensorConnected()) |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
753
diff
changeset
|
715 { |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
753
diff
changeset
|
716 uartMuxChannel = 1; |
794 | 717 tmpSensorMap[EXT_INTERFACE_SENSOR_CNT-1] = SENSOR_MUX; |
718 foundSensorMap[EXT_INTERFACE_SENSOR_CNT-1] = SENSOR_MUX; | |
719 } | |
720 else | |
721 { | |
722 tmpSensorMap[EXT_INTERFACE_SENSOR_CNT-1] = SENSOR_NONE; | |
779
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Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
753
diff
changeset
|
723 } |
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Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
753
diff
changeset
|
724 externalAutoDetect = DETECTION_DIGO2_0; |
794 | 725 uartO2_SetChannel(0); |
726 activeUartChannel = 0; | |
727 tmpSensorMap[EXT_INTERFACE_MUX_OFFSET] = SENSOR_DIGO2; | |
798
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
728 externalInterface_SensorState[EXT_INTERFACE_MUX_OFFSET] = UART_COMMON_INIT; |
839 | 729 externalInterface_SwitchUART(EXT_INTERFACE_UART_O2); |
804 | 730 if(foundSensorMap[EXT_INTERFACE_SENSOR_CNT-1] == SENSOR_MUX) |
731 { | |
732 UART_MUX_SelectAddress(0); | |
733 } | |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
753
diff
changeset
|
734 break; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
753
diff
changeset
|
735 case DETECTION_DIGO2_0: |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
753
diff
changeset
|
736 case DETECTION_DIGO2_1: |
781 | 737 case DETECTION_DIGO2_2: |
738 case DETECTION_DIGO2_3: | |
794 | 739 if(uartO2_isSensorConnected()) |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
740 { |
794 | 741 foundSensorMap[externalAutoDetect - DETECTION_DIGO2_0 + EXT_INTERFACE_MUX_OFFSET] = SENSOR_DIGO2; |
781 | 742 } |
804 | 743 tmpSensorMap[EXT_INTERFACE_MUX_OFFSET] = SENSOR_NONE; |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
753
diff
changeset
|
744 if(uartMuxChannel) |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
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diff
changeset
|
745 { |
839 | 746 externalInterface_SwitchUART(EXT_INTERFACE_UART_O2); |
794 | 747 UART_MUX_SelectAddress(uartMuxChannel); |
798
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
748 externalInterface_SensorState[uartMuxChannel + EXT_INTERFACE_MUX_OFFSET] = UART_COMMON_INIT; |
794 | 749 uartO2_SetChannel(uartMuxChannel); |
750 activeUartChannel = uartMuxChannel; | |
751 tmpSensorMap[uartMuxChannel - 1 + EXT_INTERFACE_MUX_OFFSET] = SENSOR_NONE; | |
752 tmpSensorMap[uartMuxChannel + EXT_INTERFACE_MUX_OFFSET] = SENSOR_DIGO2; | |
753 | |
754 if(uartMuxChannel < MAX_MUX_CHANNEL - 1) | |
784 | 755 { |
756 uartMuxChannel++; | |
757 } | |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
753
diff
changeset
|
758 } |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
753
diff
changeset
|
759 else |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
753
diff
changeset
|
760 { |
781 | 761 externalAutoDetect = DETECTION_DIGO2_3; /* skip detection of other serial sensors */ |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
753
diff
changeset
|
762 } |
742 | 763 externalAutoDetect++; |
764 #ifdef ENABLE_CO2_SUPPORT | |
798
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
765 if(externalAutoDetect == DETECTION_CO2_0) |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
753
diff
changeset
|
766 { |
809 | 767 tmpSensorMap[uartMuxChannel + EXT_INTERFACE_MUX_OFFSET] = SENSOR_NONE; |
768 if(foundSensorMap[EXT_INTERFACE_SENSOR_CNT-1] == SENSOR_MUX) | |
769 { | |
770 UART_MUX_SelectAddress(0); | |
771 } | |
798
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
772 activeUartChannel = 0; |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
773 tmpSensorMap[uartMuxChannel - 1 + EXT_INTERFACE_MUX_OFFSET] = SENSOR_NONE; |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
774 uartMuxChannel = 1; |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
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diff
changeset
|
775 tmpSensorMap[EXT_INTERFACE_MUX_OFFSET] = SENSOR_CO2; |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
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794
diff
changeset
|
776 externalInterface_SensorState[EXT_INTERFACE_MUX_OFFSET] = UART_COMMON_INIT; |
809 | 777 externalInterface_CheckBaudrate(SENSOR_CO2); |
778 if(foundSensorMap[EXT_INTERFACE_SENSOR_CNT-1] == SENSOR_MUX) /* switch sensor operation mode depending on HW config */ | |
794 | 779 { |
798
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
780 uartCo2_SendCmd(CO2CMD_MODE_POLL, cmdString, &cmdLength); |
794 | 781 } |
782 else | |
783 { | |
798
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
784 uartCo2_SendCmd(CO2CMD_MODE_STREAM, cmdString, &cmdLength); |
794 | 785 } |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
753
diff
changeset
|
786 } |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
787 break; |
798
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
788 case DETECTION_CO2_0: |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
789 case DETECTION_CO2_1: |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
790 case DETECTION_CO2_2: |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
791 case DETECTION_CO2_3: if(uartCo2_isSensorConnected()) |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
792 { |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
793 foundSensorMap[EXT_INTERFACE_MUX_OFFSET + activeUartChannel] = SENSOR_CO2; |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
794 externalAutoDetect = DETECTION_DONE; /* only one CO2 sensor supported */ |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
795 } |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
796 else if(foundSensorMap[EXT_INTERFACE_SENSOR_CNT-1] == SENSOR_MUX) |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
797 { |
809 | 798 externalInterface_CheckBaudrate(SENSOR_DIGO2); |
798
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
799 UART_MUX_SelectAddress(uartMuxChannel); |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
800 activeUartChannel = uartMuxChannel; |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
801 tmpSensorMap[uartMuxChannel - 1 + EXT_INTERFACE_MUX_OFFSET] = SENSOR_NONE; |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
802 tmpSensorMap[EXT_INTERFACE_MUX_OFFSET + uartMuxChannel] = SENSOR_CO2; |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
803 externalInterface_SensorState[EXT_INTERFACE_MUX_OFFSET + uartMuxChannel] = UART_COMMON_INIT; |
809 | 804 externalInterface_CheckBaudrate(SENSOR_CO2); |
798
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
805 uartCo2_SendCmd(CO2CMD_MODE_POLL, cmdString, &cmdLength); |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
806 externalAutoDetect++; |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
807 uartMuxChannel++; |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
808 } |
798
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
809 else |
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
810 { |
842
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
811 #ifdef ENABLE_SENTINEL_MODE |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
812 externalAutoDetect = DETECTION_SENTINEL; |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
813 #else |
798
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
814 externalAutoDetect = DETECTION_DONE; |
842
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
815 #endif |
798
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
816 } |
742 | 817 #endif |
818 #ifdef ENABLE_SENTINEL_MODE | |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
753
diff
changeset
|
819 if(externalAutoDetect == DETECTION_SENTINEL) |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
753
diff
changeset
|
820 { |
842
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
821 externalInterface_SensorState[EXT_INTERFACE_MUX_OFFSET] = UART_COMMON_INIT; |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
822 uartO2_SetChannel(0); |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
823 activeUartChannel = 0; |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
824 tmpSensorMap[EXT_INTERFACE_MUX_OFFSET] = SENSOR_SENTINEL; |
839 | 825 externalInterface_SwitchUART(EXT_INTERFACE_UART_SENTINEL); |
842
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
826 externalInterface_CheckBaudrate(SENSOR_SENTINEL); |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
753
diff
changeset
|
827 UART_StartDMA_Receiption(); |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
753
diff
changeset
|
828 } |
742 | 829 break; |
830 | |
831 case DETECTION_SENTINEL: | |
832 case DETECTION_SENTINEL2: | |
842
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
833 if(uartSentinel_isSensorConnected()) |
742 | 834 { |
842
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
835 for(index = EXT_INTERFACE_MUX_OFFSET; index < EXT_INTERFACE_MUX_OFFSET+3; index++) |
742 | 836 { |
842
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
837 foundSensorMap[index] = SENSOR_SENTINEL; |
742 | 838 } |
839 } | |
840 externalAutoDetect++; | |
841 #endif | |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
parents:
714
diff
changeset
|
842 break; |
794 | 843 case DETECTION_DONE: externalAutoDetect = DETECTION_OFF; |
839 | 844 externalInterface_SwitchUART(EXT_INTERFACE_UART_OFF); |
794 | 845 activeUartChannel = 0xFF; |
846 cntSensor = 0; | |
847 cntUARTSensor = 0; | |
848 for(index = 0; index < EXT_INTERFACE_SENSOR_CNT-1; index++) | |
731 | 849 { |
798
e9eba334b942
Migrated CO2 protocol implementation to new format:
Ideenmodellierer
parents:
794
diff
changeset
|
850 if((foundSensorMap[index] >= SENSOR_ANALOG) && (foundSensorMap[index] < SENSOR_MUX)) |
794 | 851 { |
852 cntSensor++; | |
853 } | |
784 | 854 |
794 | 855 if((foundSensorMap[index] == SENSOR_DIGO2) || (foundSensorMap[index] == SENSOR_CO2)) |
856 { | |
857 cntUARTSensor++; | |
858 } | |
842
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
859 #ifdef ENABLE_SENTINEL_MODE |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
860 if(foundSensorMap[index] == SENSOR_SENTINEL) /* The Sentinel has a fixed setup */ |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
861 { |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
862 cntSensor = 3; |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
863 cntUARTSensor = 1; |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
864 break; |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
865 } |
c3dd461ca3f9
Migrated Sentinel protocol to new UART structure:
Ideenmodellierer
parents:
839
diff
changeset
|
866 #endif |
786 | 867 } |
804 | 868 externalInface_MapUartToLegacyADC(foundSensorMap); |
794 | 869 externalInterfaceMuxReqIntervall = 0xFFFF; |
870 if(cntSensor == 0) /* return default sensor map if no sensor at all has been detected */ | |
784 | 871 { |
794 | 872 foundSensorMap[0] = SENSOR_OPTIC; |
873 foundSensorMap[1] = SENSOR_OPTIC; | |
874 foundSensorMap[2] = SENSOR_OPTIC; | |
875 } | |
876 else | |
877 { | |
878 if(cntUARTSensor != 0) | |
784 | 879 { |
794 | 880 externalInterfaceMuxReqIntervall = REQUEST_INT_SENSOR_MS / cntUARTSensor; |
784 | 881 } |
882 } | |
794 | 883 memcpy(SensorMap, foundSensorMap, sizeof(foundSensorMap)); |
798
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884 memset(externalInterface_SensorState, UART_COMMON_INIT, sizeof(externalInterface_SensorState)); |
729
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885 break; |
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886 default: |
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887 break; |
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888 } |
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889 } |
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890 } |
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891 |
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892 |
662 | 893 void externalInterface_ExecuteCmd(uint16_t Cmd) |
894 { | |
895 char cmdString[10]; | |
896 uint8_t cmdLength = 0; | |
804 | 897 uint8_t index; |
794 | 898 uint8_t cntUARTSensor = 0; |
662 | 899 |
900 switch(Cmd & 0x00FF) /* lower byte is reserved for commands */ | |
901 { | |
729
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902 case EXT_INTERFACE_AUTODETECT: externalAutoDetect = DETECTION_INIT; |
742 | 903 for(index = 0; index < 3; index++) |
904 { | |
905 SensorMap[index] = SENSOR_SEARCH; | |
906 } | |
729
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907 break; |
798
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908 case EXT_INTERFACE_CO2_CALIB: for(index = 0; index < EXT_INTERFACE_SENSOR_CNT; index++) |
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909 { |
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910 if(SensorMap[index] == SENSOR_CO2) |
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911 { |
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912 externalInterface_SensorState[index] = UART_CO2_CALIBRATE; |
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913 break; |
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914 } |
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915 } |
662 | 916 break; |
729
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917 case EXT_INTERFACE_COPY_SENSORMAP: if(externalAutoDetect == DETECTION_OFF) |
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918 { |
794 | 919 memcpy(SensorMap, MasterSensorMap, sizeof(MasterSensorMap)); |
920 for(index = 0; index < EXT_INTERFACE_SENSOR_CNT; index++) | |
729
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921 { |
794 | 922 if((SensorMap[index] == SENSOR_DIGO2) || (SensorMap[index] == SENSOR_CO2)) |
923 { | |
924 cntUARTSensor++; | |
925 } | |
729
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926 } |
804 | 927 externalInface_MapUartToLegacyADC(SensorMap); |
794 | 928 if(cntUARTSensor > 0) |
929 { | |
930 externalInterfaceMuxReqIntervall = REQUEST_INT_SENSOR_MS / cntUARTSensor; | |
931 activeUartChannel = 0xFF; | |
932 } | |
933 else | |
934 { | |
935 externalInterfaceMuxReqIntervall = 0xFFFF; | |
936 } | |
729
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937 } |
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938 break; |
662 | 939 default: |
940 break; | |
941 } | |
942 if(cmdLength != 0) | |
943 { | |
944 HAL_UART_Transmit(&huart1,(uint8_t*)cmdString,cmdLength,10); | |
945 } | |
946 return; | |
947 } | |
948 | |
794 | 949 uint8_t ExternalInterface_SelectUsedMuxChannel(uint8_t currentChannel) |
950 { | |
951 uint8_t index = currentChannel; | |
952 uint8_t newChannel = index; | |
953 uint8_t *pmap = externalInterface_GetSensorMapPointer(0); | |
954 | |
955 do | |
956 { | |
957 index++; | |
958 if(index == MAX_MUX_CHANNEL) | |
959 { | |
960 index = 0; | |
961 } | |
962 if(((pmap[index + EXT_INTERFACE_MUX_OFFSET] == SENSOR_DIGO2) || (pmap[index + EXT_INTERFACE_MUX_OFFSET] == SENSOR_CO2)) | |
963 && (index != activeUartChannel)) | |
964 { | |
965 newChannel = index; | |
966 break; | |
967 } | |
968 } while(index != currentChannel); | |
969 | |
970 return newChannel; | |
971 } | |
972 | |
798
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973 void externalInterface_CheckBaudrate(uint8_t sensorType) |
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974 { |
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975 uint32_t newBaudrate = 0; |
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976 |
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977 switch(sensorType) |
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978 { |
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979 case SENSOR_SENTINEL: |
798
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980 case SENSOR_CO2: newBaudrate = 9600; |
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981 break; |
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982 case SENSOR_DIGO2: |
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983 default: newBaudrate = 19200; |
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984 break; |
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985 } |
809 | 986 if(huart1.Init.BaudRate != newBaudrate) |
798
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987 { |
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988 UART_ChangeBaudrate(newBaudrate); |
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989 } |
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990 } |
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991 |
794 | 992 void externalInterface_HandleUART() |
993 { | |
994 static uint8_t retryRequest = 0; | |
995 static uint32_t lastRequestTick = 0; | |
996 static uint32_t TriggerTick = 0; | |
997 uint8_t index = 0; | |
998 static uint8_t timeToTrigger = 0; | |
999 uint32_t tick = HAL_GetTick(); | |
1000 uint8_t *pmap = externalInterface_GetSensorMapPointer(0); | |
1001 | |
1002 | |
1003 if(externalInterfaceMuxReqIntervall != 0xFFFF) | |
1004 { | |
804 | 1005 UART_ReadData(pmap[activeSensorId]); |
1006 | |
1007 if(activeUartChannel == 0xFF) | |
1008 { | |
809 | 1009 MX_USART1_UART_Init(); |
804 | 1010 activeUartChannel = ExternalInterface_SelectUsedMuxChannel(0); |
1011 uartO2_SetChannel(activeUartChannel); | |
1012 | |
1013 switch(pmap[activeUartChannel + EXT_INTERFACE_MUX_OFFSET]) | |
1014 { | |
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1015 case SENSOR_SENTINEL: externalInterface_CheckBaudrate(SENSOR_SENTINEL); |
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1016 break; |
809 | 1017 case SENSOR_CO2: externalInterface_CheckBaudrate(SENSOR_CO2); |
804 | 1018 break; |
1019 default: | |
809 | 1020 case SENSOR_DIGO2: externalInterface_CheckBaudrate(SENSOR_DIGO2); |
804 | 1021 break; |
1022 } | |
1023 if(pmap[EXT_INTERFACE_SENSOR_CNT-1] == SENSOR_MUX) | |
1024 { | |
1025 UART_MUX_SelectAddress(activeUartChannel); | |
1026 } | |
1027 } | |
1028 | |
798
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1029 if(externalInterface_SensorState[activeSensorId] == UART_COMMON_INIT) |
794 | 1030 { |
1031 lastRequestTick = tick; | |
1032 TriggerTick = tick - 10; /* just to make sure control is triggered */ | |
1033 timeToTrigger = 1; | |
1034 retryRequest = 0; | |
1035 } | |
1036 else if(((retryRequest == 0) /* timeout or error */ | |
1037 && (((time_elapsed_ms(lastRequestTick,tick) > (TIMEOUT_SENSOR_ANSWER)) && (externalInterface_SensorState[activeSensorId] != UART_O2_IDLE)) /* retry if no answer after half request interval */ | |
1038 || (externalInterface_SensorState[activeSensorId] == UART_O2_ERROR)))) | |
1039 { | |
1040 /* The channel switch will cause the sensor to respond with an error message. */ | |
1041 /* The sensor needs ~30ms to recover before he is ready to receive the next command => transmission delay needed */ | |
1042 | |
1043 TriggerTick = tick; | |
1044 timeToTrigger = COMMAND_TX_DELAY; | |
1045 retryRequest = 1; | |
1046 } | |
1047 | |
1048 else if(time_elapsed_ms(lastRequestTick,tick) > externalInterfaceMuxReqIntervall) /* switch sensor and / or trigger next request */ | |
1049 { | |
1050 lastRequestTick = tick; | |
1051 TriggerTick = tick; | |
1052 retryRequest = 0; | |
1053 timeToTrigger = 1; | |
1054 | |
1055 if((externalInterface_SensorState[activeSensorId] == UART_O2_REQ_O2) /* timeout */ | |
798
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1056 || (externalInterface_SensorState[activeSensorId] == UART_O2_REQ_RAW) |
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1057 || (externalInterface_SensorState[activeSensorId] == UART_CO2_OPERATING)) |
794 | 1058 { |
798
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1059 switch(pmap[activeSensorId]) |
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1060 { |
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1061 case SENSOR_DIGO2: setExternalInterfaceChannel(activeSensorId,0.0); |
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1062 break; |
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1063 case SENSOR_CO2: externalInterface_SetCO2Value(0.0); |
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1064 externalInterface_SetCO2State(0); |
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1065 break; |
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1066 default: |
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1067 break; |
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1068 } |
794 | 1069 } |
1070 | |
1071 if(pmap[EXT_INTERFACE_SENSOR_CNT-1] == SENSOR_MUX) /* select next sensor if mux is connected */ | |
1072 { | |
1073 if(activeUartChannel < MAX_MUX_CHANNEL) | |
1074 { | |
1075 index = ExternalInterface_SelectUsedMuxChannel(activeUartChannel); | |
1076 if(index != activeUartChannel) | |
1077 { | |
1078 timeToTrigger = 100; | |
1079 activeUartChannel = index; | |
798
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1080 if((pmap[index + EXT_INTERFACE_MUX_OFFSET] == SENSOR_DIGO2) |
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1081 || (pmap[index + EXT_INTERFACE_MUX_OFFSET] == SENSOR_CO2)) |
794 | 1082 { |
1083 uartO2_SetChannel(activeUartChannel); | |
798
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1084 externalInterface_CheckBaudrate(SENSOR_MUX); |
794 | 1085 UART_MUX_SelectAddress(activeUartChannel); |
798
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1086 externalInterface_CheckBaudrate(pmap[activeUartChannel + EXT_INTERFACE_MUX_OFFSET]); |
794 | 1087 } |
1088 } | |
1089 } | |
1090 } | |
1091 else | |
1092 { | |
1093 timeToTrigger = 1; | |
1094 } | |
1095 } | |
1096 if((timeToTrigger != 0) && (time_elapsed_ms(TriggerTick,tick) > timeToTrigger)) | |
1097 { | |
1098 timeToTrigger = 0; | |
1099 switch (pmap[activeSensorId]) | |
1100 { | |
1101 case SENSOR_MUX: | |
1102 case SENSOR_DIGO2: uartO2_Control(); | |
1103 break; | |
798
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1104 #ifdef ENABLE_CO2_SUPPORT |
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1105 case SENSOR_CO2: uartCo2_Control(); |
794 | 1106 break; |
798
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1107 #endif |
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1108 #ifdef ENABLE_SENTINEL_MODE |
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1109 case SENSOR_SENTINEL: uartSentinel_Control(); |
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1110 break; |
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1111 #endif |
794 | 1112 default: |
1113 break; | |
1114 } | |
1115 } | |
1116 } | |
1117 | |
1118 | |
1119 | |
1120 #if 0 | |
1121 #ifdef ENABLE_SENTINEL_MODE | |
839 | 1122 if(externalInterface_GetUARTProtocol() & (EXT_INTERFACE_UART_SENTINEL)) |
794 | 1123 { |
1124 UART_HandleSentinelData(); | |
1125 } | |
1126 #endif | |
1127 #endif | |
1128 | |
1129 | |
1130 } |