Mercurial > public > ostc4

comparison Small_CPU/Src/uart.c @ 890:651d21777b61 Evo_2_23

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
cleanup and disable function for GNSS uart and DMA
author heinrichsweikamp
date Fri, 06 Sep 2024 18:43:30 +0200
parents cf3967fe6924
children 9e2f9b91e827
comparison
equal deleted inserted replaced
889:cf3967fe6924 890:651d21777b61
37 37
38 38
39 39
40 DMA_HandleTypeDef hdma_usart1_rx, hdma_usart6_rx, hdma_usart6_tx; 40 DMA_HandleTypeDef hdma_usart1_rx, hdma_usart6_rx, hdma_usart6_tx;
41 41
42 uint8_t rxBuffer[CHUNK_SIZE * CHUNKS_PER_BUFFER]; /* The complete buffer has a X * chunk size to allow fariations in buffer read time */ 42 uint8_t rxBuffer[CHUNK_SIZE * CHUNKS_PER_BUFFER]; /* The complete buffer has a X * chunk size to allow variations in buffer read time */
43 uint8_t rxBufferUart6[CHUNK_SIZE * CHUNKS_PER_BUFFER]; /* The complete buffer has a X * chunk size to allow fariations in buffer read time */ 43 uint8_t rxBufferUart6[CHUNK_SIZE * CHUNKS_PER_BUFFER]; /* The complete buffer has a X * chunk size to allow variations in buffer read time */
44 uint8_t txBufferUart6[CHUNK_SIZE * CHUNKS_PER_BUFFER]; /* The complete buffer has a X * chunk size to allow fariations in buffer read time */ 44 uint8_t txBufferUart6[CHUNK_SIZE * CHUNKS_PER_BUFFER]; /* The complete buffer has a X * chunk size to allow variations in buffer read time */
45 45
46 static uint8_t rxWriteIndex; /* Index of the data item which is analysed */ 46 static uint8_t rxWriteIndex; /* Index of the data item which is analysed */
47 static uint8_t rxReadIndex; /* Index at which new data is stared */ 47 static uint8_t rxReadIndex; /* Index at which new data is stared */
48 static uint8_t lastCmdIndex; /* Index of last command which has not been completly received */ 48 static uint8_t lastCmdIndex; /* Index of last command which has not been completely received */
49 static uint8_t dmaActive; /* Indicator if DMA reception needs to be started */ 49 static uint8_t dmaActive; /* Indicator if DMA reception needs to be started */
50 50
51 51
52 52
53 53
111 /* DMA interrupt init */ 111 /* DMA interrupt init */
112 HAL_NVIC_SetPriority(DMA2_Stream5_IRQn, 0, 0); 112 HAL_NVIC_SetPriority(DMA2_Stream5_IRQn, 0, 0);
113 HAL_NVIC_EnableIRQ(DMA2_Stream5_IRQn); 113 HAL_NVIC_EnableIRQ(DMA2_Stream5_IRQn);
114 } 114 }
115 115
116
116 void GNSS_IO_init() { 117 void GNSS_IO_init() {
117 118
118 GPIO_InitTypeDef GPIO_InitStruct = { 0 }; 119 GPIO_InitTypeDef GPIO_InitStruct = { 0 };
119 /* Peripheral clock enable */ 120 /* Peripheral clock enable */
120 __HAL_RCC_USART6_CLK_ENABLE(); 121 __HAL_RCC_USART6_CLK_ENABLE()
121 122 ;
122 __HAL_RCC_GPIOA_CLK_ENABLE(); 123
124 __HAL_RCC_GPIOA_CLK_ENABLE()
125 ;
123 /**USART6 GPIO Configuration 126 /**USART6 GPIO Configuration
124 PA11 ------> USART6_TX 127 PA11 ------> USART6_TX
125 PA12 ------> USART6_RX 128 PA12 ------> USART6_RX
126 */ 129 */
127 GPIO_InitStruct.Pin = GPIO_PIN_11 | GPIO_PIN_12; 130 GPIO_InitStruct.Pin = GPIO_PIN_11 | GPIO_PIN_12;
163 __HAL_LINKDMA(&huart6, hdmatx, hdma_usart6_tx); 166 __HAL_LINKDMA(&huart6, hdmatx, hdma_usart6_tx);
164 167
165 /* USART6 interrupt Init */ 168 /* USART6 interrupt Init */
166 HAL_NVIC_SetPriority(USART6_IRQn, 0, 0); 169 HAL_NVIC_SetPriority(USART6_IRQn, 0, 0);
167 HAL_NVIC_EnableIRQ(USART6_IRQn); 170 HAL_NVIC_EnableIRQ(USART6_IRQn);
168 /* USER CODE BEGIN USART6_MspInit 1 */
169
170 /* USER CODE END USART6_MspInit 1 */
171 171
172 MX_USART6_DMA_Init(); 172 MX_USART6_DMA_Init();
173 173
174 } 174 }
175 175
184 /* DMA2_Stream6_IRQn interrupt configuration */ 184 /* DMA2_Stream6_IRQn interrupt configuration */
185 HAL_NVIC_SetPriority(DMA2_Stream6_IRQn, 0, 0); 185 HAL_NVIC_SetPriority(DMA2_Stream6_IRQn, 0, 0);
186 HAL_NVIC_EnableIRQ(DMA2_Stream6_IRQn); 186 HAL_NVIC_EnableIRQ(DMA2_Stream6_IRQn);
187 } 187 }
188 188
189 /** 189
190 * @brief USART6 Initialization Function 190 void MX_USART6_UART_DeInit(void)
191 * @param None 191 {
192 * @retval None 192 HAL_DMA_Abort(&hdma_usart6_rx);
193 */ 193 HAL_DMA_DeInit(&hdma_usart6_rx);
194 void MX_USART6_UART_Init(void) 194 HAL_DMA_Abort(&hdma_usart6_tx);
195 { 195 HAL_DMA_DeInit(&hdma_usart6_tx);
196 /* USER CODE BEGIN USART6_Init 0 */ 196 HAL_UART_DeInit(&huart6);
197 197 HAL_UART_DeInit(&huart6);
198 /* USER CODE END USART6_Init 0 */ 198 }
199 199
200 /* USER CODE BEGIN USART6_Init 1 */ 200 void MX_USART6_UART_Init(void) {
201 201 huart6.Instance = USART6;
202 /* USER CODE END USART6_Init 1 */ 202 huart6.Init.BaudRate = 9600;
203 huart6.Instance = USART6; 203 huart6.Init.WordLength = UART_WORDLENGTH_8B;
204 huart6.Init.BaudRate = 9600; 204 huart6.Init.StopBits = UART_STOPBITS_1;
205 huart6.Init.WordLength = UART_WORDLENGTH_8B; 205 huart6.Init.Parity = UART_PARITY_NONE;
206 huart6.Init.StopBits = UART_STOPBITS_1; 206 huart6.Init.Mode = UART_MODE_TX_RX;
207 huart6.Init.Parity = UART_PARITY_NONE; 207 huart6.Init.HwFlowCtl = UART_HWCONTROL_NONE;
208 huart6.Init.Mode = UART_MODE_TX_RX; 208 huart6.Init.OverSampling = UART_OVERSAMPLING_16;
209 huart6.Init.HwFlowCtl = UART_HWCONTROL_NONE; 209 HAL_UART_Init(&huart6);
210 huart6.Init.OverSampling = UART_OVERSAMPLING_16;
211 HAL_UART_Init(&huart6);
212
213 /* USER CODE BEGIN USART6_Init 2 */
214
215 /* USER CODE END USART6_Init 2 */
216 } 210 }
217 211
218 void UART_MUX_SelectAddress(uint8_t muxAddress) 212 void UART_MUX_SelectAddress(uint8_t muxAddress)
219 { 213 {
220 uint8_t indexstr[4]; 214 uint8_t indexstr[4];