Mercurial > public > ostc4
annotate Small_CPU/Src/uart.c @ 785:3c0b16473af4
Change support from Pyroscience -> DiveO2 sensors
author | heinrichsweikamp |
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date | Wed, 31 May 2023 08:44:07 +0200 |
parents | 95af969fe0ae |
children | aeb72882f30a |
rev | line source |
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38 | 1 /** |
2 ****************************************************************************** | |
3 * @file uart.c | |
4 * @author heinrichs weikamp gmbh | |
5 * @version V0.0.1 | |
6 * @date 27-March-2014 | |
7 * @brief button control | |
8 * | |
9 @verbatim | |
10 ============================================================================== | |
11 ##### How to use ##### | |
12 ============================================================================== | |
13 @endverbatim | |
14 ****************************************************************************** | |
15 * @attention | |
16 * | |
17 * <h2><center>© COPYRIGHT(c) 2015 heinrichs weikamp</center></h2> | |
18 * | |
19 ****************************************************************************** | |
20 */ | |
21 /* Includes ------------------------------------------------------------------*/ | |
22 #include "uart.h" | |
662 | 23 #include "externalInterface.h" |
24 #include "data_exchange.h" | |
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25 #include <string.h> /* memset */ |
38 | 26 |
27 /* Private variables ---------------------------------------------------------*/ | |
28 | |
781 | 29 #define CHUNK_SIZE (25u) /* the DMA will handle chunk size transfers */ |
30 #define CHUNKS_PER_BUFFER (5u) | |
31 #define COMMAND_TX_DELAY (30u) /* The time the sensor needs to recover from a invalid command request */ | |
32 #define REQUEST_INT_SENSOR_MS (1500) /* Minimum time interval for cyclic sensor data requests per sensor */ | |
662 | 33 UART_HandleTypeDef huart1; |
34 | |
35 DMA_HandleTypeDef hdma_usart1_rx; | |
38 | 36 |
662 | 37 uint8_t rxBuffer[CHUNK_SIZE * CHUNKS_PER_BUFFER]; /* The complete buffer has a X * chunk size to allow fariations in buffer read time */ |
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38 static uint8_t rxWriteIndex; /* Index of the data item which is analysed */ |
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39 static uint8_t rxReadIndex; /* Index at which new data is stared */ |
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40 static uint8_t lastCmdIndex; /* Index of last command which has not been completly received */ |
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41 static uint8_t dmaActive; /* Indicator if DMA reception needs to be started */ |
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42 static uint8_t digO2Connected = 0; /* Binary indicator if a sensor is connected or not */ |
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43 static uint8_t CO2Connected = 0; /* Binary indicator if a sensor is connected or not */ |
742 | 44 static uint8_t SentinelConnected = 0; /* Binary indicator if a sensor is connected or not */ |
38 | 45 |
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46 static SSensorDataDiveO2 tmpSensorDataDiveO2; /* intermediate storage for additional sensor data */ |
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47 |
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48 char tmpRxBuf[30]; |
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49 uint8_t tmpRxIdx = 0; |
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50 |
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51 static uartO2Status_t Comstatus_O2 = UART_O2_INIT; |
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52 static uint8_t activeSensor = 0; |
781 | 53 static uint8_t sensorMapping[MAX_MUX_CHANNEL]; /* The mapping is used to assign the visible sensor channel to the mux address (DiveO2) */ |
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54 |
662 | 55 float LED_Level = 0.0; /* Normalized LED value which may be used as indication for the health status of the sensor */ |
56 float LED_ZeroOffset = 0.0; | |
57 float pCO2 = 0.0; | |
38 | 58 /* Exported functions --------------------------------------------------------*/ |
59 | |
662 | 60 void MX_USART1_UART_Init(void) |
38 | 61 { |
662 | 62 /* regular init */ |
63 | |
64 huart1.Instance = USART1; | |
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65 |
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66 if(externalInterface_GetUARTProtocol() == 0x04) |
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67 { |
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68 huart1.Init.BaudRate = 19200; |
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69 Comstatus_O2 = UART_O2_INIT; |
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70 } |
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71 else |
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72 { |
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73 huart1.Init.BaudRate = 9600; |
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74 } |
662 | 75 huart1.Init.WordLength = UART_WORDLENGTH_8B; |
76 huart1.Init.StopBits = UART_STOPBITS_1; | |
77 huart1.Init.Parity = UART_PARITY_NONE; | |
78 huart1.Init.Mode = UART_MODE_TX_RX; | |
79 huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE; | |
80 huart1.Init.OverSampling = UART_OVERSAMPLING_16; | |
81 | |
82 HAL_UART_Init(&huart1); | |
83 | |
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84 MX_USART1_DMA_Init(); |
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85 |
731 | 86 memset(rxBuffer,0,sizeof(rxBuffer)); |
662 | 87 rxReadIndex = 0; |
88 lastCmdIndex = 0; | |
89 rxWriteIndex = 0; | |
90 dmaActive = 0; | |
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91 digO2Connected = 0; |
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92 CO2Connected = 0; |
742 | 93 SentinelConnected = 0; |
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94 Comstatus_O2 = UART_O2_INIT; |
662 | 95 } |
38 | 96 |
662 | 97 void MX_USART1_UART_DeInit(void) |
98 { | |
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99 HAL_DMA_Abort(&hdma_usart1_rx); |
662 | 100 HAL_DMA_DeInit(&hdma_usart1_rx); |
101 HAL_UART_DeInit(&huart1); | |
102 } | |
103 | |
104 void MX_USART1_DMA_Init() | |
105 { | |
106 /* DMA controller clock enable */ | |
107 __DMA2_CLK_ENABLE(); | |
108 | |
109 /* Peripheral DMA init*/ | |
110 hdma_usart1_rx.Instance = DMA2_Stream5; | |
111 hdma_usart1_rx.Init.Channel = DMA_CHANNEL_4; | |
112 hdma_usart1_rx.Init.Direction = DMA_PERIPH_TO_MEMORY; //DMA_MEMORY_TO_PERIPH; | |
113 hdma_usart1_rx.Init.PeriphInc = DMA_PINC_DISABLE; | |
114 hdma_usart1_rx.Init.MemInc = DMA_MINC_ENABLE; | |
115 hdma_usart1_rx.Init.PeriphDataAlignment = DMA_MDATAALIGN_BYTE; | |
116 hdma_usart1_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE; | |
117 hdma_usart1_rx.Init.Mode = DMA_NORMAL; | |
118 hdma_usart1_rx.Init.Priority = DMA_PRIORITY_LOW; | |
119 hdma_usart1_rx.Init.FIFOMode = DMA_FIFOMODE_DISABLE; | |
120 HAL_DMA_Init(&hdma_usart1_rx); | |
121 | |
122 __HAL_LINKDMA(&huart1,hdmarx,hdma_usart1_rx); | |
123 | |
124 /* DMA interrupt init */ | |
125 HAL_NVIC_SetPriority(DMA2_Stream5_IRQn, 0, 0); | |
126 HAL_NVIC_EnableIRQ(DMA2_Stream5_IRQn); | |
38 | 127 } |
128 | |
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129 |
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130 void DigitalO2_SelectSensor(uint8_t channel) |
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131 { |
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132 uint8_t indexstr[4]; |
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133 uint8_t muxAddress = 0; |
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134 indexstr[0] = '~'; |
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135 indexstr[1] = '1'; |
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136 indexstr[2] = 0x0D; |
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137 indexstr[3] = 0x0A; |
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138 |
781 | 139 /* Lookup mux address mapped to the provided channel. If no mapping is found the the MUX itself will be selected */ |
140 for(muxAddress = 0; muxAddress < MAX_MUX_CHANNEL; muxAddress++) | |
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141 { |
781 | 142 if(sensorMapping[muxAddress] == channel) |
143 { | |
144 break; | |
145 } | |
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146 } |
781 | 147 indexstr[1] = muxAddress; |
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148 HAL_UART_Transmit(&huart1,indexstr,4,10); |
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149 } |
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150 |
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151 void DigitalO2_SetupCmd(uint8_t O2State, uint8_t *cmdString, uint8_t *cmdLength) |
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152 { |
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153 switch (O2State) |
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154 { |
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155 case UART_O2_CHECK: *cmdLength = snprintf((char*)cmdString, 10, "#LOGO"); |
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156 break; |
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157 case UART_O2_REQ_INFO: *cmdLength = snprintf((char*)cmdString, 10, "#VERS"); |
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158 break; |
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159 case UART_O2_REQ_ID: *cmdLength = snprintf((char*)cmdString, 10, "#IDNR"); |
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160 break; |
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161 case UART_O2_REQ_O2: *cmdLength = snprintf((char*)cmdString, 10, "#DOXY"); |
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162 break; |
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163 case UART_O2_REQ_RAW: *cmdLength = snprintf((char*)cmdString, 10, "#DRAW"); |
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164 break; |
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165 default: *cmdLength = 0; |
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166 break; |
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167 } |
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168 if(*cmdLength != 0) |
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169 { |
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170 cmdString[*cmdLength] = 0x0D; |
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171 *cmdLength = *cmdLength + 1; |
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172 } |
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173 } |
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174 |
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175 void StringToInt(char *pstr, uint32_t *puInt32) |
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176 { |
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177 uint8_t index = 0; |
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178 uint32_t result = 0; |
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179 while((pstr[index] >= '0') && (pstr[index] <= '9')) |
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180 { |
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181 result *=10; |
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182 result += pstr[index] - '0'; |
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183 index++; |
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184 } |
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185 *puInt32 = result; |
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186 } |
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187 |
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188 void StringToUInt64(char *pstr, uint64_t *puint64) |
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189 { |
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190 uint8_t index = 0; |
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191 uint64_t result = 0; |
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192 while((pstr[index] >= '0') && (pstr[index] <= '9')) |
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193 { |
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194 result *=10; |
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195 result += pstr[index] - '0'; |
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196 index++; |
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197 } |
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198 *puint64 = result; |
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199 } |
690 | 200 void ConvertByteToHexString(uint8_t byte, char* str) |
201 { | |
202 uint8_t worker = 0; | |
203 uint8_t digit = 0; | |
204 uint8_t digitCnt = 1; | |
38 | 205 |
690 | 206 worker = byte; |
207 while((worker!=0) && (digitCnt != 255)) | |
208 { | |
209 digit = worker % 16; | |
210 if( digit < 10) | |
211 { | |
212 digit += '0'; | |
213 } | |
214 else | |
215 { | |
216 digit += 'A' - 10; | |
217 } | |
218 str[digitCnt--]= digit; | |
219 worker = worker / 16; | |
220 } | |
221 } | |
662 | 222 |
742 | 223 void UART_StartDMA_Receiption() |
224 { | |
225 if(HAL_OK == HAL_UART_Receive_DMA (&huart1, &rxBuffer[rxWriteIndex], CHUNK_SIZE)) | |
226 { | |
227 dmaActive = 1; | |
228 } | |
229 } | |
690 | 230 |
231 #ifdef ENABLE_CO2_SUPPORT | |
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232 void UART_HandleCO2Data(void) |
38 | 233 { |
662 | 234 uint8_t localRX = rxReadIndex; |
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235 static uint8_t dataType = 0; |
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236 static uint32_t dataValue = 0; |
662 | 237 static receiveState_t rxState = RX_Ready; |
238 static uint32_t lastReceiveTick = 0; | |
239 | |
725 | 240 |
241 while((rxBuffer[localRX]!=0)) | |
662 | 242 { |
243 lastReceiveTick = HAL_GetTick(); | |
244 if(rxState == RX_Ready) /* identify data content */ | |
245 { | |
246 switch(rxBuffer[localRX]) | |
247 { | |
248 case 'l': | |
249 case 'D': | |
250 case 'Z': | |
251 dataType = rxBuffer[localRX]; | |
252 rxState = RX_Data0; | |
253 dataValue = 0; | |
254 break; | |
255 | |
256 default: /* unknown or corrupted => ignore */ | |
257 break; | |
258 } | |
259 } | |
725 | 260 else if((rxBuffer[localRX] >= '0') && (rxBuffer[localRX] <= '9')) |
662 | 261 { |
725 | 262 if((rxState >= RX_Data0) && (rxState <= RX_Data4)) |
662 | 263 { |
264 dataValue = dataValue * 10 + (rxBuffer[localRX] - '0'); | |
265 rxState++; | |
725 | 266 if(rxState == RX_Data5) |
267 { | |
268 rxState = RX_DataComplete; | |
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269 CO2Connected = 1; |
725 | 270 } |
271 } | |
272 else /* protocol error data has max 5 digits */ | |
273 { | |
274 rxState = RX_Ready; | |
662 | 275 } |
276 } | |
277 if((rxBuffer[localRX] == ' ') || (rxBuffer[localRX] == '\n')) /* Abort data detection */ | |
278 { | |
279 if(rxState == RX_DataComplete) | |
280 { | |
281 if(externalInterface_GetCO2State() == 0) | |
282 { | |
283 externalInterface_SetCO2State(EXT_INTERFACE_33V_ON); | |
284 } | |
285 switch(dataType) | |
286 { | |
287 case 'D': externalInterface_SetCO2SignalStrength(dataValue); | |
288 break; | |
289 case 'l': LED_ZeroOffset = dataValue; | |
290 break; | |
291 case 'Z': externalInterface_SetCO2Value(dataValue); | |
292 break; | |
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293 default: rxState = RX_Ready; |
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294 break; |
662 | 295 } |
296 } | |
297 if(rxState != RX_Data0) /* reset state machine because message in wrong format */ | |
298 { | |
299 rxState = RX_Ready; | |
300 } | |
301 } | |
742 | 302 rxBuffer[localRX] = 0; |
662 | 303 localRX++; |
304 rxReadIndex++; | |
305 if(rxReadIndex >= CHUNK_SIZE * CHUNKS_PER_BUFFER) | |
306 { | |
307 localRX = 0; | |
308 rxReadIndex = 0; | |
309 } | |
310 } | |
311 | |
312 if(time_elapsed_ms(lastReceiveTick,HAL_GetTick()) > 2000) /* check for communication timeout */ | |
313 { | |
314 externalInterface_SetCO2State(0); | |
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315 CO2Connected = 0; |
662 | 316 } |
317 | |
318 if((dmaActive == 0) && (externalInterface_isEnabledPower33())) /* Should never happen in normal operation => restart in case of communication error */ | |
319 { | |
742 | 320 UART_StartDMA_Receiption(); |
662 | 321 } |
38 | 322 } |
690 | 323 #endif |
324 | |
325 #ifdef ENABLE_SENTINEL_MODE | |
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326 void UART_HandleSentinelData(void) |
690 | 327 { |
328 uint8_t localRX = rxReadIndex; | |
329 static uint8_t dataType = 0; | |
330 static uint32_t dataValue[3]; | |
331 static uint8_t dataValueIdx = 0; | |
332 static receiveState_t rxState = RX_Ready; | |
333 static uint32_t lastReceiveTick = 0; | |
334 static uint8_t lastAlive = 0; | |
335 static uint8_t curAlive = 0; | |
336 static uint8_t checksum = 0; | |
742 | 337 static char checksum_str[]="00"; |
690 | 338 |
742 | 339 while((rxBuffer[localRX]!=0)) |
690 | 340 { |
341 lastReceiveTick = HAL_GetTick(); | |
342 | |
343 switch(rxState) | |
344 { | |
345 case RX_Ready: if((rxBuffer[localRX] >= 'a') && (rxBuffer[localRX] <= 'z')) | |
346 { | |
347 rxState = RX_DetectStart; | |
348 curAlive = rxBuffer[localRX]; | |
349 checksum = 0; | |
350 } | |
351 break; | |
352 | |
353 case RX_DetectStart: checksum += rxBuffer[localRX]; | |
354 if(rxBuffer[localRX] == '1') | |
355 { | |
356 rxState = RX_SelectData; | |
357 dataType = 0xFF; | |
358 | |
359 } | |
360 else | |
361 { | |
362 rxState = RX_Ready; | |
363 } | |
364 break; | |
365 | |
366 case RX_SelectData: checksum += rxBuffer[localRX]; | |
367 switch(rxBuffer[localRX]) | |
368 { | |
369 case 'T': dataType = rxBuffer[localRX]; | |
370 break; | |
371 case '0': if(dataType != 0xff) | |
372 { | |
373 rxState = RX_Data0; | |
374 dataValueIdx = 0; | |
375 dataValue[0] = 0; | |
376 | |
377 } | |
378 else | |
379 { | |
380 rxState = RX_Ready; | |
381 } | |
382 break; | |
383 default: rxState = RX_Ready; | |
384 } | |
385 break; | |
386 | |
387 case RX_Data0: | |
388 case RX_Data1: | |
389 case RX_Data2: | |
390 case RX_Data4: | |
391 case RX_Data5: | |
392 case RX_Data6: | |
393 case RX_Data8: | |
394 case RX_Data9: | |
395 case RX_Data10: checksum += rxBuffer[localRX]; | |
396 if((rxBuffer[localRX] >= '0') && (rxBuffer[localRX] <= '9')) | |
397 { | |
398 dataValue[dataValueIdx] = dataValue[dataValueIdx] * 10 + (rxBuffer[localRX] - '0'); | |
399 rxState++; | |
400 } | |
401 else | |
402 { | |
403 rxState = RX_Ready; | |
404 } | |
405 break; | |
406 | |
407 case RX_Data3: | |
408 case RX_Data7: checksum += rxBuffer[localRX]; | |
409 if(rxBuffer[localRX] == '0') | |
410 { | |
411 rxState++; | |
412 dataValueIdx++; | |
413 dataValue[dataValueIdx] = 0; | |
414 } | |
415 else | |
416 { | |
417 rxState = RX_Ready; | |
418 } | |
419 break; | |
420 case RX_Data11: rxState = RX_DataComplete; | |
421 ConvertByteToHexString(checksum,checksum_str); | |
422 if(rxBuffer[localRX] == checksum_str[0]) | |
423 { | |
424 rxState = RX_DataComplete; | |
425 } | |
426 else | |
427 { | |
428 rxState = RX_Ready; | |
429 } | |
430 | |
431 break; | |
432 | |
433 case RX_DataComplete: if(rxBuffer[localRX] == checksum_str[1]) | |
434 { | |
435 setExternalInterfaceChannel(0,(float)(dataValue[0] / 10.0)); | |
436 setExternalInterfaceChannel(1,(float)(dataValue[1] / 10.0)); | |
437 setExternalInterfaceChannel(2,(float)(dataValue[2] / 10.0)); | |
742 | 438 SentinelConnected = 1; |
690 | 439 } |
440 rxState = RX_Ready; | |
441 break; | |
442 | |
443 | |
444 default: rxState = RX_Ready; | |
445 break; | |
446 | |
447 } | |
448 localRX++; | |
449 rxReadIndex++; | |
450 if(rxReadIndex >= CHUNK_SIZE * CHUNKS_PER_BUFFER) | |
451 { | |
452 localRX = 0; | |
453 rxReadIndex = 0; | |
454 } | |
455 } | |
456 | |
457 if(time_elapsed_ms(lastReceiveTick,HAL_GetTick()) > 4000) /* check for communication timeout */ | |
458 { | |
459 if(curAlive == lastAlive) | |
460 { | |
461 setExternalInterfaceChannel(0,0.0); | |
462 setExternalInterfaceChannel(1,0.0); | |
463 setExternalInterfaceChannel(2,0.0); | |
742 | 464 SentinelConnected = 0; |
690 | 465 } |
466 lastAlive = curAlive; | |
467 } | |
468 | |
469 if((dmaActive == 0) && (externalInterface_isEnabledPower33())) /* Should never happen in normal operation => restart in case of communication error */ | |
470 { | |
742 | 471 UART_StartDMA_Receiption(); |
690 | 472 } |
473 } | |
474 #endif | |
38 | 475 |
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476 |
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477 |
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478 void UART_HandleDigitalO2(void) |
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479 { |
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480 static uint32_t lastO2ReqTick = 0; |
784 | 481 static uint8_t errorStr[] = "#ERRO"; |
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482 static uartO2RxState_t rxState = O2RX_IDLE; |
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483 static uint32_t lastReceiveTick = 0; |
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484 static uint8_t lastAlive = 0; |
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485 static uint8_t curAlive = 0; |
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486 |
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487 static uint8_t cmdLength = 0; |
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488 static uint8_t cmdString[10]; |
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489 static uint8_t cmdReadIndex = 0; |
784 | 490 static uint8_t errorReadIndex = 0; |
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491 static uint32_t tickToTX = 0; |
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492 static uint32_t delayStartTick = 0; |
781 | 493 static uint16_t requestIntervall = 0; |
494 static uint8_t retryRequest = 1; | |
495 static uint8_t lastComState = 0; | |
784 | 496 static uint8_t respondErrorDetected = 0; |
497 static uint8_t switchChannel = 0; | |
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498 |
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499 uint8_t index = 0; |
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500 uint32_t tmpO2 = 0; |
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501 uint32_t tmpData = 0; |
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502 uint8_t localRX = rxReadIndex; |
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503 uint32_t tick = HAL_GetTick(); |
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504 |
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505 uint8_t *pmap = externalInterface_GetSensorMapPointer(0); |
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506 |
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507 /* The channel switch will cause the sensor to respond with an error message. */ |
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508 /* The sensor needs ~30ms to recover before he is ready to receive the next command => transmission delay needed */ |
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509 if((tickToTX) && (time_elapsed_ms(delayStartTick,tick) >= tickToTX )) |
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510 { |
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511 HAL_UART_Transmit(&huart1,cmdString,cmdLength,10); |
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512 tickToTX = 0; |
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513 } |
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514 else |
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515 { |
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516 if(Comstatus_O2 == UART_O2_INIT) |
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517 { |
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518 memset((char*)&rxBuffer[rxWriteIndex],(int)0,CHUNK_SIZE); |
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519 memset((char*) &tmpSensorDataDiveO2, 0, sizeof(tmpSensorDataDiveO2)); |
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520 externalInterface_SetSensorData(0,(uint8_t*)&tmpSensorDataDiveO2); |
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521 |
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522 lastAlive = 0; |
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523 curAlive = 0; |
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524 |
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525 Comstatus_O2 = UART_O2_CHECK; |
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526 DigitalO2_SetupCmd(Comstatus_O2,cmdString,&cmdLength); |
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527 DigitalO2_SelectSensor(activeSensor); |
781 | 528 if(activeSensor < MAX_MUX_CHANNEL) |
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529 { |
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530 externalInterface_GetSensorData(activeSensor + 1, (uint8_t*)&tmpSensorDataDiveO2); |
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531 } |
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532 delayStartTick = tick; |
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533 tickToTX = COMMAND_TX_DELAY; |
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534 |
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535 rxState = O2RX_CONFIRM; |
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536 cmdReadIndex = 0; |
784 | 537 errorReadIndex = 0; |
538 respondErrorDetected = 0; | |
539 digO2Connected = 0; | |
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540 lastO2ReqTick = tick; |
784 | 541 switchChannel = 1; |
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542 |
781 | 543 requestIntervall = 0; |
544 for(index = 0; index < MAX_MUX_CHANNEL; index++) | |
545 { | |
546 if(pmap[index] == SENSOR_DIGO2) | |
547 { | |
548 requestIntervall++; | |
549 } | |
550 } | |
551 if(requestIntervall != 0) | |
552 { | |
553 requestIntervall = REQUEST_INT_SENSOR_MS / requestIntervall; | |
554 } | |
555 else | |
556 { | |
557 requestIntervall = REQUEST_INT_SENSOR_MS; | |
558 } | |
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559 UART_StartDMA_Receiption(); |
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560 } |
781 | 561 if(time_elapsed_ms(lastO2ReqTick,tick) > requestIntervall) /* repeat request or iterate to next sensor */ |
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562 { |
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563 lastO2ReqTick = tick; |
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564 index = activeSensor; |
784 | 565 if((lastComState == Comstatus_O2) && (Comstatus_O2 != UART_O2_IDLE)) |
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566 { |
781 | 567 if(retryRequest) |
568 { | |
569 retryRequest = 0; | |
570 } | |
571 else /* no answer even repeating the request => abort request */ | |
572 { | |
573 if(Comstatus_O2 == UART_O2_REQ_RAW) | |
574 { | |
575 setExternalInterfaceChannel(activeSensor,0.0); | |
576 } | |
577 Comstatus_O2 = UART_O2_IDLE; | |
578 } | |
579 } | |
580 lastComState = Comstatus_O2; | |
581 if(Comstatus_O2 == UART_O2_IDLE) /* cyclic request of o2 value */ | |
582 { | |
583 retryRequest = 1; | |
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584 if(pmap[EXT_INTERFACE_SENSOR_CNT-1] == SENSOR_MUX) /* select next sensor if mux is connected */ |
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585 { |
784 | 586 switchChannel = 0; |
781 | 587 if(activeSensor < MAX_MUX_CHANNEL) |
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588 { |
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589 do |
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590 { |
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591 index++; |
781 | 592 if(index == MAX_MUX_CHANNEL) |
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593 { |
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594 index = 0; |
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|
595 } |
784 | 596 if((pmap[index] == SENSOR_DIGO2) && (index != activeSensor)) |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
597 { |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
598 activeSensor = index; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
599 switchChannel = 1; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
600 break; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
601 } |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
602 } while(index != activeSensor); |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
603 } |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
604 } |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
605 Comstatus_O2 = UART_O2_REQ_RAW; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
606 rxState = O2RX_CONFIRM; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
607 } |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
608 if(switchChannel) |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
609 { |
784 | 610 switchChannel = 0; |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
611 delayStartTick = tick; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
612 DigitalO2_SelectSensor(activeSensor); |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
613 externalInterface_GetSensorData(activeSensor + 1, (uint8_t*)&tmpSensorDataDiveO2); |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
614 tickToTX = COMMAND_TX_DELAY; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
615 if(tmpSensorDataDiveO2.sensorId == 0) |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
616 { |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
617 Comstatus_O2 = UART_O2_REQ_ID; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
618 } |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
619 } |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
620 else |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
621 { |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
622 HAL_UART_Transmit(&huart1,cmdString,cmdLength,10); |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
623 } |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
624 DigitalO2_SetupCmd(Comstatus_O2,cmdString,&cmdLength); |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
625 } |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
626 |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
627 while((rxBuffer[localRX]!=0)) |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
628 { |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
629 lastReceiveTick = tick; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
630 switch(rxState) |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
631 { |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
632 case O2RX_CONFIRM: if(rxBuffer[localRX] == '#') |
704
f1b40364b0af
Added protocol functions for UART DiveO2 sensor:
Ideenmodellierer
parents:
690
diff
changeset
|
633 { |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
634 cmdReadIndex = 0; |
784 | 635 errorReadIndex = 0; |
636 } | |
637 if(errorReadIndex < sizeof(errorStr)-1) | |
638 { | |
639 if(rxBuffer[localRX] == errorStr[errorReadIndex]) | |
640 { | |
641 errorReadIndex++; | |
642 } | |
643 else | |
644 { | |
645 errorReadIndex = 0; | |
646 } | |
647 } | |
648 else | |
649 { | |
650 respondErrorDetected = 1; | |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
651 } |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
652 if(rxBuffer[localRX] == cmdString[cmdReadIndex]) |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
653 { |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
654 cmdReadIndex++; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
655 if(cmdReadIndex == cmdLength - 1) |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
656 { |
784 | 657 if((activeSensor == MAX_MUX_CHANNEL)) |
658 { | |
659 if(respondErrorDetected) | |
660 { | |
661 digO2Connected = 0; /* the multiplexer mirrors the incoming message and does not generate an error information => no mux connected */ | |
662 } | |
663 else | |
664 { | |
665 digO2Connected = 1; | |
666 } | |
667 } | |
668 else /* handle sensors which should respond with an error message after channel switch */ | |
669 { | |
670 if(respondErrorDetected) | |
671 { | |
672 digO2Connected = 1; | |
673 } | |
674 } | |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
675 tmpRxIdx = 0; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
676 memset((char*) tmpRxBuf, 0, sizeof(tmpRxBuf)); |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
677 switch (Comstatus_O2) |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
678 { |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
679 case UART_O2_CHECK: Comstatus_O2 = UART_O2_IDLE; |
704
f1b40364b0af
Added protocol functions for UART DiveO2 sensor:
Ideenmodellierer
parents:
690
diff
changeset
|
680 break; |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
681 case UART_O2_REQ_ID: rxState = O2RX_GETNR; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
682 break; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
683 case UART_O2_REQ_INFO: rxState = O2RX_GETTYPE; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
684 break; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
685 case UART_O2_REQ_RAW: |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
686 case UART_O2_REQ_O2: rxState = O2RX_GETO2; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
687 break; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
688 default: Comstatus_O2 = UART_O2_IDLE; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
689 rxState = O2RX_IDLE; |
704
f1b40364b0af
Added protocol functions for UART DiveO2 sensor:
Ideenmodellierer
parents:
690
diff
changeset
|
690 break; |
f1b40364b0af
Added protocol functions for UART DiveO2 sensor:
Ideenmodellierer
parents:
690
diff
changeset
|
691 } |
f1b40364b0af
Added protocol functions for UART DiveO2 sensor:
Ideenmodellierer
parents:
690
diff
changeset
|
692 } |
f1b40364b0af
Added protocol functions for UART DiveO2 sensor:
Ideenmodellierer
parents:
690
diff
changeset
|
693 } |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
694 break; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
695 |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
696 case O2RX_GETSTATUS: |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
697 case O2RX_GETTEMP: |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
698 case O2RX_GETTYPE: |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
699 case O2RX_GETVERSION: |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
700 case O2RX_GETCHANNEL: |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
701 case O2RX_GETSUBSENSORS: |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
702 case O2RX_GETO2: |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
703 case O2RX_GETNR: |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
704 case O2RX_GETDPHI: |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
705 case O2RX_INTENSITY: |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
706 case O2RX_AMBIENTLIGHT: |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
707 case O2RX_PRESSURE: |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
708 case O2RX_HUMIDITY: |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
709 if(rxBuffer[localRX] != 0x0D) |
704
f1b40364b0af
Added protocol functions for UART DiveO2 sensor:
Ideenmodellierer
parents:
690
diff
changeset
|
710 { |
779
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
711 if(rxBuffer[localRX] != ' ') /* the following data entities are placed within the data stream => no need to store data at the end */ |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
712 { |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
713 tmpRxBuf[tmpRxIdx++] = rxBuffer[localRX]; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
714 } |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
715 else |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
716 { |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
717 if(tmpRxIdx != 0) |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
718 { |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
719 switch(rxState) |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
720 { |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
721 case O2RX_GETCHANNEL: StringToInt(tmpRxBuf,&tmpData); |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
722 rxState = O2RX_GETVERSION; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
723 break; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
724 case O2RX_GETVERSION: StringToInt(tmpRxBuf,&tmpData); |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
725 rxState = O2RX_GETSUBSENSORS; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
726 break; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
727 case O2RX_GETTYPE: StringToInt(tmpRxBuf,&tmpData); |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
728 rxState = O2RX_GETCHANNEL; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
729 break; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
730 |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
731 case O2RX_GETO2: StringToInt(tmpRxBuf,&tmpO2); |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
732 setExternalInterfaceChannel(activeSensor,(float)(tmpO2 / 10000.0)); |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
733 rxState = O2RX_GETTEMP; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
734 break; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
735 case O2RX_GETTEMP: StringToInt(tmpRxBuf,(uint32_t*)&tmpSensorDataDiveO2.temperature); |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
736 rxState = O2RX_GETSTATUS; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
737 break; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
738 case O2RX_GETSTATUS: StringToInt(tmpRxBuf,&tmpSensorDataDiveO2.status); /* raw data cycle */ |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
739 rxState = O2RX_GETDPHI; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
740 break; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
741 case O2RX_GETDPHI: /* ignored to save memory and most likly irrelevant for diver */ |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
742 rxState = O2RX_INTENSITY; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
743 break; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
744 case O2RX_INTENSITY: StringToInt(tmpRxBuf,(uint32_t*)&tmpSensorDataDiveO2.intensity); /* raw data cycle */ |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
745 rxState = O2RX_AMBIENTLIGHT; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
746 break; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
747 case O2RX_AMBIENTLIGHT: StringToInt(tmpRxBuf,(uint32_t*)&tmpSensorDataDiveO2.ambient); /* raw data cycle */ |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
748 rxState = O2RX_PRESSURE; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
749 break; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
750 case O2RX_PRESSURE: StringToInt(tmpRxBuf,(uint32_t*)&tmpSensorDataDiveO2.pressure); /* raw data cycle */ |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
751 rxState = O2RX_HUMIDITY; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
752 break; |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
753 default: |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
Ideenmodellierer
parents:
747
diff
changeset
|
754 break; |
0b5f45448eb6
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755 } |
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Added UART multiplexer support for DiveO2:
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756 memset((char*) tmpRxBuf, 0, tmpRxIdx); |
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Added UART multiplexer support for DiveO2:
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757 tmpRxIdx = 0; |
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758 } |
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759 } |
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760 } |
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761 else |
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762 { /* the following data items are the last of a sensor respond => store temporal data */ |
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763 switch (rxState) |
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764 { |
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765 case O2RX_GETSTATUS: StringToInt(tmpRxBuf,&tmpSensorDataDiveO2.status); |
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766 externalInterface_SetSensorData(activeSensor+1,(uint8_t*)&tmpSensorDataDiveO2); |
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767 Comstatus_O2 = UART_O2_IDLE; |
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768 rxState = O2RX_IDLE; |
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769 break; |
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770 case O2RX_GETSUBSENSORS: StringToInt(tmpRxBuf,&tmpData); |
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771 Comstatus_O2 = UART_O2_IDLE; |
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772 rxState = O2RX_IDLE; |
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773 break; |
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774 case O2RX_HUMIDITY: StringToInt(tmpRxBuf,(uint32_t*)&tmpSensorDataDiveO2.humidity); /* raw data cycle */ |
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775 externalInterface_SetSensorData(activeSensor+1,(uint8_t*)&tmpSensorDataDiveO2); |
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776 Comstatus_O2 = UART_O2_IDLE; |
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777 rxState = O2RX_IDLE; |
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778 break; |
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779 case O2RX_GETNR: StringToUInt64((char*)tmpRxBuf,&tmpSensorDataDiveO2.sensorId); |
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780 externalInterface_SetSensorData(activeSensor+1,(uint8_t*)&tmpSensorDataDiveO2); |
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781 index = activeSensor; |
784 | 782 Comstatus_O2 = UART_O2_IDLE; |
783 rxState = O2RX_IDLE; | |
704
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784 break; |
779
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785 default: Comstatus_O2 = UART_O2_IDLE; |
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786 rxState = O2RX_IDLE; |
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787 break; |
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788 } |
704
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789 } |
779
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790 break; |
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791 default: rxState = O2RX_IDLE; |
704
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792 break; |
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793 |
779
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794 } |
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795 rxBuffer[localRX] = 0; |
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796 localRX++; |
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797 rxReadIndex++; |
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798 if(rxReadIndex >= CHUNK_SIZE * CHUNKS_PER_BUFFER) |
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799 { |
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800 localRX = 0; |
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801 rxReadIndex = 0; |
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802 } |
704
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803 } |
779
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804 |
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805 if((digO2Connected) && time_elapsed_ms(lastReceiveTick,HAL_GetTick()) > 4000) /* check for communication timeout */ |
704
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|
806 { |
779
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807 digO2Connected = 0; |
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808 if(curAlive == lastAlive) |
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809 { |
781 | 810 for(index = 0; index < MAX_ADC_CHANNEL; index++) |
811 { | |
812 if(pmap[index] == SENSOR_DIGO2) | |
813 { | |
814 setExternalInterfaceChannel(index,0.0); | |
815 } | |
816 } | |
779
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817 } |
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818 lastAlive = curAlive; |
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|
819 } |
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820 if((dmaActive == 0) && (externalInterface_isEnabledPower33())) /* Should never happen in normal operation => restart in case of communication error */ |
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|
821 { |
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822 UART_StartDMA_Receiption(); |
704
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823 } |
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|
824 } |
779
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|
825 } |
704
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|
826 |
779
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|
827 void UART_SetDigO2_Channel(uint8_t channel) |
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|
828 { |
781 | 829 if(channel <= MAX_MUX_CHANNEL) |
704
f1b40364b0af
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|
830 { |
779
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|
831 activeSensor = channel; |
704
f1b40364b0af
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diff
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|
832 } |
779
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|
833 } |
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Added UART multiplexer support for DiveO2:
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|
834 void UART_MapDigO2_Channel(uint8_t channel, uint8_t muxAddress) |
0b5f45448eb6
Added UART multiplexer support for DiveO2:
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|
835 { |
781 | 836 if(((channel < MAX_ADC_CHANNEL) || (channel == 0xff)) && (muxAddress < MAX_MUX_CHANNEL)) |
704
f1b40364b0af
Added protocol functions for UART DiveO2 sensor:
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diff
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|
837 { |
781 | 838 sensorMapping[muxAddress] = channel; |
704
f1b40364b0af
Added protocol functions for UART DiveO2 sensor:
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diff
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|
839 } |
f1b40364b0af
Added protocol functions for UART DiveO2 sensor:
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diff
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|
840 } |
f1b40364b0af
Added protocol functions for UART DiveO2 sensor:
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diff
changeset
|
841 |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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725
diff
changeset
|
842 uint8_t UART_isDigO2Connected() |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
843 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
844 return digO2Connected; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
changeset
|
845 } |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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diff
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|
846 uint8_t UART_isCO2Connected() |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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725
diff
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|
847 { |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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725
diff
changeset
|
848 return CO2Connected; |
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
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725
diff
changeset
|
849 } |
742 | 850 uint8_t UART_isSentinelConnected() |
851 { | |
852 return SentinelConnected; | |
853 } | |
729
d646a0f724a7
Added auto detection functionality for sensors connected to the external interface:
Ideenmodellierer
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diff
changeset
|
854 |
662 | 855 void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart) |
38 | 856 { |
662 | 857 if(huart == &huart1) |
858 { | |
859 dmaActive = 0; | |
860 rxWriteIndex+=CHUNK_SIZE; | |
861 if(rxWriteIndex >= CHUNK_SIZE * CHUNKS_PER_BUFFER) | |
862 { | |
863 rxWriteIndex = 0; | |
864 } | |
865 if((rxWriteIndex / CHUNK_SIZE) != (rxReadIndex / CHUNK_SIZE)) /* start next transfer if we did not catch up with read index */ | |
866 { | |
867 if(externalInterface_isEnabledPower33()) | |
868 { | |
704
f1b40364b0af
Added protocol functions for UART DiveO2 sensor:
Ideenmodellierer
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690
diff
changeset
|
869 memset((char*)&rxBuffer[rxWriteIndex],(int)0,CHUNK_SIZE); |
742 | 870 UART_StartDMA_Receiption(); |
662 | 871 } |
872 } | |
873 } | |
38 | 874 } |
875 | |
876 | |
662 | 877 |
38 | 878 /************************ (C) COPYRIGHT heinrichs weikamp *****END OF FILE****/ |