Mercurial > public > ostc4
annotate Small_CPU/Src/uart.c @ 995:768ed327ee69 GasConsumption
update built for test divers
| author | heinrichsweikamp |
|---|---|
| date | Sun, 27 Apr 2025 10:14:25 +0200 |
| parents | d9290c76b840 |
| children | c386ae6635e4 |
| rev | line source |
|---|---|
| 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" | |
| 794 | 23 #include "uartProtocol_O2.h" |
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24 #include "uartProtocol_Co2.h" |
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25 #include "uartProtocol_Sentinel.h" |
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26 #include "uartProtocol_GNSS.h" |
| 662 | 27 #include "externalInterface.h" |
| 28 #include "data_exchange.h" | |
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29 #include <string.h> /* memset */ |
| 38 | 30 |
| 988 | 31 #ifdef ENABLE_GNSS_INTERN |
| 922 | 32 extern UART_HandleTypeDef huart6; |
| 932 | 33 extern sUartComCtrl Uart6Ctrl; |
| 922 | 34 #endif |
| 889 | 35 |
| 38 | 36 /* Private variables ---------------------------------------------------------*/ |
| 37 | |
| 922 | 38 DMA_HandleTypeDef hdma_usart1_rx, hdma_usart1_tx; |
| 38 | 39 |
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40 uint8_t rxBuffer[CHUNK_SIZE * CHUNKS_PER_BUFFER]; /* The complete buffer has a X * chunk size to allow variations in buffer read time */ |
| 936 | 41 uint8_t txBuffer[TX_BUF_SIZE]; /* tx uses less bytes */ |
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42 uint8_t txBufferQue[TX_BUF_SIZE]; /* In MUX mode command may be send shortly after each other => allow q 1 entry que */ |
| 932 | 43 |
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44 |
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45 static uint8_t lastCmdIndex; /* Index of last command which has not been completely received */ |
| 932 | 46 |
| 47 sUartComCtrl Uart1Ctrl; | |
| 48 static sUartComCtrl* pGnssCtrl = NULL; | |
| 794 | 49 |
| 921 | 50 static uint32_t LastCmdRequestTick = 0; /* Used by ADC handler to avoid interferance with UART communication */ |
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51 |
| 38 | 52 /* Exported functions --------------------------------------------------------*/ |
| 53 | |
| 932 | 54 |
| 55 void UART_SetGnssCtrl(sUartComCtrl* pTarget) | |
| 56 { | |
| 57 pGnssCtrl = pTarget; | |
| 58 } | |
| 59 | |
| 60 sUartComCtrl* UART_GetGnssCtrl() | |
| 61 { | |
| 62 return pGnssCtrl; | |
| 63 } | |
| 64 | |
| 65 | |
| 66 void UART_clearRxBuffer(sUartComCtrl* pUartCtrl) | |
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67 { |
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68 uint16_t index = 0; |
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69 do |
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70 { |
| 932 | 71 pUartCtrl->pRxBuffer[index++] = BUFFER_NODATA_LOW; |
| 72 pUartCtrl->pRxBuffer[index++] = BUFFER_NODATA_HIGH; | |
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73 } while (index < sizeof(rxBuffer)); |
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74 |
| 932 | 75 pUartCtrl->rxReadIndex = 0; |
| 76 pUartCtrl->rxWriteIndex = 0; | |
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77 } |
| 794 | 78 |
| 662 | 79 void MX_USART1_UART_Init(void) |
| 38 | 80 { |
| 662 | 81 /* regular init */ |
| 82 huart1.Instance = USART1; | |
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83 huart1.Init.BaudRate = 19200; |
| 662 | 84 huart1.Init.WordLength = UART_WORDLENGTH_8B; |
| 85 huart1.Init.StopBits = UART_STOPBITS_1; | |
| 86 huart1.Init.Parity = UART_PARITY_NONE; | |
| 87 huart1.Init.Mode = UART_MODE_TX_RX; | |
| 88 huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE; | |
| 89 huart1.Init.OverSampling = UART_OVERSAMPLING_16; | |
| 90 | |
| 91 HAL_UART_Init(&huart1); | |
| 92 | |
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93 MX_USART1_DMA_Init(); |
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94 |
| 932 | 95 UART_clearRxBuffer(&Uart1Ctrl); |
| 662 | 96 lastCmdIndex = 0; |
| 932 | 97 |
| 98 Uart1Ctrl.pHandle = &huart1; | |
| 99 Uart1Ctrl.rxWriteIndex = 0; | |
| 100 Uart1Ctrl.rxReadIndex = 0; | |
| 101 Uart1Ctrl.dmaRxActive = 0; | |
| 102 Uart1Ctrl.dmaTxActive = 0; | |
| 103 Uart1Ctrl.pRxBuffer = rxBuffer; | |
| 104 Uart1Ctrl.pTxBuffer = txBuffer; | |
| 105 Uart1Ctrl.txBufferQueLen = 0; | |
| 106 | |
| 988 | 107 #ifndef ENABLE_GNSS_INTERN |
| 108 #ifdef ENABLE_GNSS_EXTERN | |
| 932 | 109 UART_SetGnssCtrl(&Uart1Ctrl); |
| 110 #endif | |
| 988 | 111 #endif |
| 662 | 112 } |
| 38 | 113 |
| 889 | 114 |
| 115 | |
| 662 | 116 void MX_USART1_UART_DeInit(void) |
| 117 { | |
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118 HAL_DMA_Abort(&hdma_usart1_rx); |
| 662 | 119 HAL_DMA_DeInit(&hdma_usart1_rx); |
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120 HAL_DMA_Abort(&hdma_usart1_tx); |
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121 HAL_DMA_DeInit(&hdma_usart1_tx); |
| 662 | 122 HAL_UART_DeInit(&huart1); |
| 932 | 123 Uart1Ctrl.dmaRxActive = 0; |
| 124 Uart1Ctrl.dmaTxActive = 0; | |
| 125 Uart1Ctrl.txBufferQueLen = 0; | |
| 662 | 126 } |
| 127 | |
| 128 void MX_USART1_DMA_Init() | |
| 129 { | |
| 130 /* DMA controller clock enable */ | |
| 131 __DMA2_CLK_ENABLE(); | |
| 132 | |
| 133 /* Peripheral DMA init*/ | |
| 134 hdma_usart1_rx.Instance = DMA2_Stream5; | |
| 135 hdma_usart1_rx.Init.Channel = DMA_CHANNEL_4; | |
| 136 hdma_usart1_rx.Init.Direction = DMA_PERIPH_TO_MEMORY; //DMA_MEMORY_TO_PERIPH; | |
| 137 hdma_usart1_rx.Init.PeriphInc = DMA_PINC_DISABLE; | |
| 138 hdma_usart1_rx.Init.MemInc = DMA_MINC_ENABLE; | |
| 139 hdma_usart1_rx.Init.PeriphDataAlignment = DMA_MDATAALIGN_BYTE; | |
| 140 hdma_usart1_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE; | |
| 141 hdma_usart1_rx.Init.Mode = DMA_NORMAL; | |
| 142 hdma_usart1_rx.Init.Priority = DMA_PRIORITY_LOW; | |
| 143 hdma_usart1_rx.Init.FIFOMode = DMA_FIFOMODE_DISABLE; | |
| 144 HAL_DMA_Init(&hdma_usart1_rx); | |
| 145 | |
| 146 __HAL_LINKDMA(&huart1,hdmarx,hdma_usart1_rx); | |
| 147 | |
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148 hdma_usart1_tx.Instance = DMA2_Stream7; |
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149 hdma_usart1_tx.Init.Channel = DMA_CHANNEL_4; |
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150 hdma_usart1_tx.Init.Direction = DMA_MEMORY_TO_PERIPH; |
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151 hdma_usart1_tx.Init.PeriphInc = DMA_PINC_DISABLE; |
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152 hdma_usart1_tx.Init.MemInc = DMA_MINC_ENABLE; |
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153 hdma_usart1_tx.Init.PeriphDataAlignment = DMA_MDATAALIGN_BYTE; |
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154 hdma_usart1_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE; |
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155 hdma_usart1_tx.Init.Mode = DMA_NORMAL; |
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156 hdma_usart1_tx.Init.Priority = DMA_PRIORITY_LOW; |
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157 hdma_usart1_tx.Init.FIFOMode = DMA_FIFOMODE_DISABLE; |
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158 HAL_DMA_Init(&hdma_usart1_tx); |
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159 |
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160 __HAL_LINKDMA(&huart1,hdmatx,hdma_usart1_tx); |
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161 |
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162 |
| 662 | 163 /* DMA interrupt init */ |
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164 HAL_NVIC_SetPriority(DMA2_Stream5_IRQn, 2, 2); |
| 662 | 165 HAL_NVIC_EnableIRQ(DMA2_Stream5_IRQn); |
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166 HAL_NVIC_SetPriority(DMA2_Stream7_IRQn, 2, 1); |
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167 HAL_NVIC_EnableIRQ(DMA2_Stream7_IRQn); |
| 38 | 168 } |
| 169 | |
| 932 | 170 void UART_MUX_SelectAddress(uint8_t muxAddress) |
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171 { |
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172 uint8_t indexstr[4]; |
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173 |
| 794 | 174 if(muxAddress <= MAX_MUX_CHANNEL) |
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175 { |
| 794 | 176 indexstr[0] = '~'; |
| 177 indexstr[1] = muxAddress; | |
| 178 indexstr[2] = 0x0D; | |
| 179 indexstr[3] = 0x0A; | |
| 932 | 180 if(!Uart1Ctrl.dmaTxActive) |
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181 { |
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182 memcpy(txBuffer, indexstr, 4); |
| 932 | 183 Uart1Ctrl.dmaTxActive = 0; |
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184 if(HAL_OK == HAL_UART_Transmit_DMA(&huart1,txBuffer,4)) |
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185 { |
| 932 | 186 Uart1Ctrl.dmaTxActive = 1; |
| 187 while(Uart1Ctrl.dmaTxActive) | |
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188 { |
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189 HAL_Delay(1); |
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190 } |
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191 } |
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192 } |
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193 else |
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194 { |
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195 memcpy(txBufferQue, indexstr, 4); |
| 932 | 196 Uart1Ctrl.txBufferQueLen = 4; |
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197 } |
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198 } |
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199 } |
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200 |
| 794 | 201 |
| 202 void UART_SendCmdString(uint8_t *cmdString) | |
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203 { |
| 794 | 204 uint8_t cmdLength = strlen((char*)cmdString); |
| 205 | |
| 932 | 206 if(Uart1Ctrl.dmaTxActive == 0) |
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207 { |
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208 if(cmdLength < TX_BUF_SIZE) /* A longer string is an indication for a missing 0 termination */ |
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209 { |
| 932 | 210 if(Uart1Ctrl.dmaRxActive == 0) |
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211 { |
| 932 | 212 UART_StartDMA_Receiption(&Uart1Ctrl); |
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213 } |
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214 memcpy(txBuffer, cmdString, cmdLength); |
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215 if(HAL_OK == HAL_UART_Transmit_DMA(&huart1,txBuffer,cmdLength)) |
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216 { |
| 932 | 217 Uart1Ctrl.dmaTxActive = 1; |
| 921 | 218 LastCmdRequestTick = HAL_GetTick(); |
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219 } |
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220 } |
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221 } |
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222 else |
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223 { |
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224 memcpy(txBufferQue, cmdString, cmdLength); |
| 932 | 225 Uart1Ctrl.txBufferQueLen = cmdLength; |
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226 } |
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227 } |
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228 |
| 933 | 229 void UART_AddFletcher(uint8_t* pBuffer, uint8_t length) |
| 230 { | |
| 231 uint8_t ck_A = 0; | |
| 232 uint8_t ck_B = 0; | |
| 233 uint8_t index = 0; | |
| 234 | |
| 235 | |
| 236 pBuffer += 2; /* skip sync chars */ | |
| 237 for(index = 2; index < length; index++) | |
| 238 { | |
| 239 ck_A += *pBuffer++; | |
| 240 ck_B += ck_A; | |
| 241 } | |
| 242 *pBuffer++ = ck_A; | |
| 243 *pBuffer++ = ck_B; | |
| 244 } | |
| 245 | |
| 922 | 246 void UART_SendCmdUbx(const uint8_t *cmd, uint8_t len) |
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247 { |
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248 if(len < TX_BUF_SIZE) /* A longer string is an indication for a missing 0 termination */ |
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249 { |
| 932 | 250 if(pGnssCtrl != NULL) |
| 794 | 251 { |
| 932 | 252 if(pGnssCtrl->dmaRxActive == 0) |
| 253 { | |
| 254 UART_StartDMA_Receiption(pGnssCtrl); | |
| 255 } | |
| 256 memcpy(pGnssCtrl->pTxBuffer, cmd, len); | |
| 933 | 257 UART_AddFletcher(pGnssCtrl->pTxBuffer, len); |
| 258 len += 2; | |
| 932 | 259 if(HAL_OK == HAL_UART_Transmit_DMA(pGnssCtrl->pHandle,pGnssCtrl->pTxBuffer,len)) |
| 260 { | |
| 261 pGnssCtrl->dmaTxActive = 1; | |
| 262 LastCmdRequestTick = HAL_GetTick(); | |
| 263 } | |
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264 } |
| 794 | 265 } |
| 266 } | |
| 267 | |
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268 |
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269 void StringToInt(char *pstr, uint32_t *puInt32) |
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270 { |
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271 uint8_t index = 0; |
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272 uint32_t result = 0; |
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273 while((pstr[index] >= '0') && (pstr[index] <= '9')) |
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274 { |
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275 result *=10; |
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276 result += pstr[index] - '0'; |
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277 index++; |
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278 } |
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279 *puInt32 = result; |
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280 } |
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281 |
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282 void StringToUInt64(char *pstr, uint64_t *puint64) |
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283 { |
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284 uint8_t index = 0; |
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285 uint64_t result = 0; |
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286 while((pstr[index] >= '0') && (pstr[index] <= '9')) |
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287 { |
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288 result *=10; |
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289 result += pstr[index] - '0'; |
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290 index++; |
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291 } |
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292 *puint64 = result; |
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293 } |
| 662 | 294 |
| 932 | 295 void UART_StartDMA_Receiption(sUartComCtrl* pUartCtrl) |
| 742 | 296 { |
| 932 | 297 if(pUartCtrl->dmaRxActive == 0) |
| 742 | 298 { |
| 932 | 299 if(((pUartCtrl->rxWriteIndex / CHUNK_SIZE) != (pUartCtrl->rxReadIndex / CHUNK_SIZE)) || ((UART_isEndIndication(pUartCtrl, pUartCtrl->rxWriteIndex)) && (UART_isEndIndication(pUartCtrl, pUartCtrl->rxWriteIndex + 1)))) /* start next transfer if we did not catch up with read index */ |
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300 { |
| 932 | 301 if(HAL_OK == HAL_UART_Receive_DMA (pUartCtrl->pHandle, &pUartCtrl->pRxBuffer[pUartCtrl->rxWriteIndex], CHUNK_SIZE)) |
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302 { |
| 932 | 303 pUartCtrl->dmaRxActive = 1; |
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304 } |
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305 } |
| 742 | 306 } |
| 307 } | |
| 690 | 308 |
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309 void UART_ChangeBaudrate(uint32_t newBaudrate) |
| 38 | 310 { |
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311 MX_USART1_UART_DeInit(); |
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312 huart1.Init.BaudRate = newBaudrate; |
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313 HAL_UART_Init(&huart1); |
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314 MX_USART1_DMA_Init(); |
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315 HAL_NVIC_SetPriority(USART1_IRQn, 1, 3); |
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316 HAL_NVIC_EnableIRQ(USART1_IRQn); |
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317 |
| 932 | 318 UART_clearRxBuffer(&Uart1Ctrl); |
| 319 Uart1Ctrl.rxReadIndex = 0; | |
| 320 Uart1Ctrl.rxWriteIndex = 0; | |
| 321 Uart1Ctrl.dmaRxActive = 0; | |
| 976 | 322 Uart1Ctrl.dmaTxActive = 0; |
| 932 | 323 Uart1Ctrl.txBufferQueLen = 0; |
| 38 | 324 } |
| 690 | 325 |
| 932 | 326 void UART_HandleRxComplete(sUartComCtrl* pUartCtrl) |
| 327 { | |
| 328 pUartCtrl->dmaRxActive = 0; | |
| 329 pUartCtrl->rxWriteIndex+=CHUNK_SIZE; | |
| 330 if(pUartCtrl->rxWriteIndex >= CHUNK_SIZE * CHUNKS_PER_BUFFER) | |
| 331 { | |
| 332 pUartCtrl->rxWriteIndex = 0; | |
| 333 } | |
| 334 UART_StartDMA_Receiption(pUartCtrl); | |
| 335 } | |
| 662 | 336 void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart) |
| 38 | 337 { |
| 932 | 338 if(huart == &huart1) |
| 339 { | |
| 340 UART_HandleRxComplete(&Uart1Ctrl); | |
| 341 } | |
| 988 | 342 #ifdef ENABLE_GNSS_INTERN |
| 343 if(GPIO_GetVersion() > 0) | |
| 932 | 344 { |
| 988 | 345 if(huart == &huart6) |
| 346 { | |
| 347 UART_HandleRxComplete(&Uart6Ctrl); | |
| 348 } | |
| 932 | 349 } |
| 922 | 350 #endif |
| 38 | 351 } |
| 932 | 352 |
| 353 void UART_HandleTxComplete(sUartComCtrl* pUartCtrl) | |
| 354 { | |
| 355 pUartCtrl->dmaTxActive = 0; | |
| 356 UART_WriteData(pUartCtrl); | |
| 357 if(pUartCtrl->txBufferQueLen) | |
| 358 { | |
| 359 memcpy(pUartCtrl->pTxBuffer, pUartCtrl->pTxQue, pUartCtrl->txBufferQueLen); | |
| 360 HAL_UART_Transmit_DMA(pUartCtrl->pHandle,pUartCtrl->pTxBuffer,pUartCtrl->txBufferQueLen); | |
| 361 pUartCtrl->dmaTxActive = 1; | |
| 362 pUartCtrl->txBufferQueLen = 0; | |
| 363 } | |
| 364 } | |
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365 void HAL_UART_TxCpltCallback(UART_HandleTypeDef *huart) |
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366 { |
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367 if(huart == &huart1) |
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368 { |
| 932 | 369 UART_HandleTxComplete(&Uart1Ctrl); |
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370 } |
| 988 | 371 #ifdef ENABLE_GNSS_INTERN |
| 372 if(GPIO_GetVersion() > 0) | |
| 922 | 373 { |
| 988 | 374 if(huart == &huart6) |
| 375 { | |
| 376 UART_HandleTxComplete(&Uart6Ctrl); | |
| 377 } | |
| 922 | 378 } |
| 379 #endif | |
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380 } |
| 38 | 381 |
| 932 | 382 uint8_t UART_isEndIndication(sUartComCtrl* pCtrl, uint8_t index) |
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383 { |
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384 uint8_t ret = 0; |
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385 if(index % 2) |
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386 { |
| 932 | 387 if(pCtrl->pRxBuffer[index] == BUFFER_NODATA_HIGH) |
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388 { |
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389 ret = 1; |
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390 } |
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391 } |
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392 else |
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393 { |
| 932 | 394 if(pCtrl->pRxBuffer[index] == BUFFER_NODATA_LOW) |
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395 { |
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396 ret = 1; |
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397 } |
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398 } |
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399 |
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400 return ret; |
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401 } |
| 976 | 402 void UART_ReadData(uint8_t sensorType, uint8_t flush) /* flush = 1 skips processing of data => data is discarded */ |
| 794 | 403 { |
| 932 | 404 uint8_t localRX; |
| 405 uint8_t futureIndex; | |
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406 uint8_t moreData = 0; |
| 38 | 407 |
| 932 | 408 sUartComCtrl* pUartCtrl; |
| 409 | |
| 410 if(sensorType == SENSOR_GNSS) | |
| 411 { | |
| 988 | 412 #ifdef ENABLE_GNSS_INTERN |
| 932 | 413 pUartCtrl = &Uart6Ctrl; |
| 414 #else | |
| 988 | 415 #ifdef ENABLE_GNSS_EXTERN |
| 932 | 416 pUartCtrl = &Uart1Ctrl; |
| 417 #endif | |
| 988 | 418 #endif |
| 932 | 419 } |
| 420 else | |
| 421 { | |
| 422 pUartCtrl = &Uart1Ctrl; | |
| 423 } | |
| 424 localRX = pUartCtrl->rxReadIndex; | |
| 425 futureIndex = pUartCtrl->rxReadIndex + 1; | |
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426 if(futureIndex >= CHUNK_SIZE * CHUNKS_PER_BUFFER) |
| 794 | 427 { |
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428 futureIndex = 0; |
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429 } |
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430 |
| 932 | 431 if(!UART_isEndIndication(pUartCtrl, futureIndex)) |
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432 { |
| 932 | 433 moreData = 1; |
| 434 } | |
| 435 | |
| 436 if((!UART_isEndIndication(pUartCtrl, localRX)) || (moreData)) | |
| 437 do | |
| 438 { | |
| 439 while((!UART_isEndIndication(pUartCtrl, localRX)) || (moreData)) | |
| 794 | 440 { |
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441 moreData = 0; |
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442 switch (sensorType) |
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443 { |
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444 case SENSOR_MUX: |
| 932 | 445 case SENSOR_DIGO2: uartO2_ProcessData(pUartCtrl->pRxBuffer[localRX]); |
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446 break; |
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447 #ifdef ENABLE_CO2_SUPPORT |
| 932 | 448 case SENSOR_CO2: uartCo2_ProcessData(pUartCtrl->pRxBuffer[localRX]); |
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449 break; |
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450 #endif |
| 988 | 451 #if defined ENABLE_GNSS_INTERN || defined ENABLE_GNSS_EXTERN |
| 932 | 452 case SENSOR_GNSS: uartGnss_ProcessData(pUartCtrl->pRxBuffer[localRX]); |
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453 break; |
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454 #endif |
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455 #ifdef ENABLE_SENTINEL_MODE |
| 932 | 456 case SENSOR_SENTINEL: uartSentinel_ProcessData(pUartCtrl->pRxBuffer[localRX]); |
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457 break; |
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458 #endif |
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459 default: |
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460 break; |
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461 } |
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462 if(localRX % 2) |
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463 { |
| 932 | 464 pUartCtrl->pRxBuffer[localRX] = BUFFER_NODATA_HIGH; |
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465 } |
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466 else |
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467 { |
| 932 | 468 pUartCtrl->pRxBuffer[localRX] = BUFFER_NODATA_LOW; |
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469 } |
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470 |
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471 localRX++; |
| 932 | 472 pUartCtrl->rxReadIndex++; |
| 473 if(pUartCtrl->rxReadIndex >= CHUNK_SIZE * CHUNKS_PER_BUFFER) | |
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474 { |
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475 localRX = 0; |
| 932 | 476 pUartCtrl->rxReadIndex = 0; |
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477 } |
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478 futureIndex++; |
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479 if(futureIndex >= CHUNK_SIZE * CHUNKS_PER_BUFFER) |
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480 { |
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481 futureIndex = 0; |
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482 } |
| 794 | 483 } |
| 932 | 484 if(!UART_isEndIndication(pUartCtrl, futureIndex)) |
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485 { |
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486 moreData = 1; |
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487 } |
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488 } while(moreData); |
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489 } |
| 794 | 490 |
| 932 | 491 void UART_WriteData(sUartComCtrl* pUartCtrl) |
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492 { |
| 932 | 493 if(pUartCtrl->pHandle->hdmatx->State == HAL_DMA_STATE_READY) |
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494 { |
| 932 | 495 pUartCtrl->pHandle->gState = HAL_UART_STATE_READY; |
| 496 pUartCtrl->dmaTxActive = 0; | |
| 794 | 497 } |
| 932 | 498 if(pUartCtrl->pHandle->hdmarx->State == HAL_DMA_STATE_READY) |
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499 { |
| 932 | 500 pUartCtrl->pHandle->RxState = HAL_UART_STATE_READY; |
| 501 pUartCtrl->dmaRxActive = 0; | |
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502 } |
| 794 | 503 } |
| 504 | |
| 861 | 505 uint8_t UART_isComActive(uint8_t sensorId) |
| 506 { | |
| 507 uint8_t active = 1; | |
| 809 | 508 |
| 921 | 509 if(time_elapsed_ms(LastCmdRequestTick, HAL_GetTick()) > 300) /* UART activity should be inactive 300ms after last command */ |
| 861 | 510 { |
| 511 active = 0; | |
| 512 } | |
| 513 return active; | |
| 514 } | |
| 809 | 515 |
| 921 | 516 |
| 38 | 517 /************************ (C) COPYRIGHT heinrichs weikamp *****END OF FILE****/ |
