void HAL_UART_MspDeInit(UART_HandleTypeDef* huart) { if(huart->Instance==UART4) { /* USER CODE BEGIN UART4_MspDeInit 0 */ /* USER CODE END UART4_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_UART4_CLK_DISABLE(); /**UART4 GPIO Configuration PC10 ------> UART4_TX PC11 ------> UART4_RX */ HAL_GPIO_DeInit(GPIOC, GPIO_PIN_10|GPIO_PIN_11); /* Peripheral interrupt DeInit*/ HAL_NVIC_DisableIRQ(UART4_IRQn); /* USER CODE BEGIN UART4_MspDeInit 1 */ /* USER CODE END UART4_MspDeInit 1 */ } else if(huart->Instance==USART1) { /* USER CODE BEGIN USART1_MspDeInit 0 */ /* USER CODE END USART1_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_USART1_CLK_DISABLE(); /**USART1 GPIO Configuration PA9 ------> USART1_TX PA10 ------> USART1_RX */ HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_10); /* Peripheral interrupt DeInit*/ HAL_NVIC_DisableIRQ(USART1_IRQn); /* USER CODE BEGIN USART1_MspDeInit 1 */ /* USER CODE END USART1_MspDeInit 1 */ } }
void serial_free(serial_t *obj) { // Reset UART and disable clock if (obj->uart == UART_1) { __HAL_RCC_USART1_FORCE_RESET(); __HAL_RCC_USART1_RELEASE_RESET(); __HAL_RCC_USART1_CLK_DISABLE(); } if (obj->uart == UART_2) { __HAL_RCC_USART2_FORCE_RESET(); __HAL_RCC_USART2_RELEASE_RESET(); __HAL_RCC_USART2_CLK_DISABLE(); } if (obj->uart == UART_3) { __HAL_RCC_USART3_FORCE_RESET(); __HAL_RCC_USART3_RELEASE_RESET(); __HAL_RCC_USART3_CLK_DISABLE(); } if (obj->uart == UART_4) { __HAL_RCC_UART4_FORCE_RESET(); __HAL_RCC_UART4_RELEASE_RESET(); __HAL_RCC_UART4_CLK_DISABLE(); } if (obj->uart == UART_5) { __HAL_RCC_UART5_FORCE_RESET(); __HAL_RCC_UART5_RELEASE_RESET(); __HAL_RCC_UART5_CLK_DISABLE(); } if (obj->uart == LPUART_1) { __HAL_RCC_LPUART1_FORCE_RESET(); __HAL_RCC_LPUART1_RELEASE_RESET(); __HAL_RCC_LPUART1_CLK_DISABLE(); } // Configure GPIOs pin_function(obj->pin_tx, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)); pin_function(obj->pin_rx, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)); serial_irq_ids[obj->index] = 0; }
void HAL_UART_MspDeInit(UART_HandleTypeDef* huart) { if(huart->Instance==UART4) { /* USER CODE BEGIN UART4_MspDeInit 0 */ /* USER CODE END UART4_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_UART4_CLK_DISABLE(); /**UART4 GPIO Configuration PA0-WKUP ------> UART4_TX PA1 ------> UART4_RX */ HAL_GPIO_DeInit(GPIOA, COMMS_TX_U4_Pin|COMMS_RX_U4_Pin); /* Peripheral DMA DeInit*/ HAL_DMA_DeInit(huart->hdmatx); /* Peripheral interrupt DeInit*/ HAL_NVIC_DisableIRQ(UART4_IRQn); /* USER CODE BEGIN UART4_MspDeInit 1 */ /* USER CODE END UART4_MspDeInit 1 */ } else if(huart->Instance==USART1) { /* USER CODE BEGIN USART1_MspDeInit 0 */ /* USER CODE END USART1_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_USART1_CLK_DISABLE(); /**USART1 GPIO Configuration PA9 ------> USART1_TX PA10 ------> USART1_RX */ HAL_GPIO_DeInit(GPIOA, EPS_TX_U1_Pin|EPS_RX_U1_Pin); /* Peripheral DMA DeInit*/ HAL_DMA_DeInit(huart->hdmatx); /* Peripheral interrupt DeInit*/ HAL_NVIC_DisableIRQ(USART1_IRQn); /* USER CODE BEGIN USART1_MspDeInit 1 */ /* USER CODE END USART1_MspDeInit 1 */ } else if(huart->Instance==USART2) { /* USER CODE BEGIN USART2_MspDeInit 0 */ /* USER CODE END USART2_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_USART2_CLK_DISABLE(); /**USART2 GPIO Configuration PA2 ------> USART2_TX PA3 ------> USART2_RX */ HAL_GPIO_DeInit(GPIOA, SU_TX_U2_Pin|SU_RX_U2_Pin); /* Peripheral DMA DeInit*/ HAL_DMA_DeInit(huart->hdmatx); /* Peripheral interrupt DeInit*/ HAL_NVIC_DisableIRQ(USART2_IRQn); /* USER CODE BEGIN USART2_MspDeInit 1 */ /* USER CODE END USART2_MspDeInit 1 */ } else if(huart->Instance==USART3) { /* USER CODE BEGIN USART3_MspDeInit 0 */ /* USER CODE END USART3_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_USART3_CLK_DISABLE(); /**USART3 GPIO Configuration PB10 ------> USART3_TX PB11 ------> USART3_RX */ HAL_GPIO_DeInit(GPIOB, DBG_TX_U3_Pin|DBG_RX_U3_Pin); /* Peripheral DMA DeInit*/ HAL_DMA_DeInit(huart->hdmatx); /* Peripheral interrupt DeInit*/ HAL_NVIC_DisableIRQ(USART3_IRQn); /* USER CODE BEGIN USART3_MspDeInit 1 */ /* USER CODE END USART3_MspDeInit 1 */ } else if(huart->Instance==USART6) { /* USER CODE BEGIN USART6_MspDeInit 0 */ /* USER CODE END USART6_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_USART6_CLK_DISABLE(); /**USART6 GPIO Configuration PC6 ------> USART6_TX PC7 ------> USART6_RX */ HAL_GPIO_DeInit(GPIOC, ADCS_TX_U6_Pin|ADCS_RX_U6_Pin); /* Peripheral DMA DeInit*/ HAL_DMA_DeInit(huart->hdmatx); /* Peripheral interrupt DeInit*/ HAL_NVIC_DisableIRQ(USART6_IRQn); /* USER CODE BEGIN USART6_MspDeInit 1 */ /* USER CODE END USART6_MspDeInit 1 */ } }
void uart_deinit(pyb_uart_obj_t *self) { self->is_enabled = false; // Disable UART self->uartx->CR1 &= ~USART_CR1_UE; // Reset and turn off the UART peripheral if (self->uart_id == 1) { HAL_NVIC_DisableIRQ(USART1_IRQn); __HAL_RCC_USART1_FORCE_RESET(); __HAL_RCC_USART1_RELEASE_RESET(); __HAL_RCC_USART1_CLK_DISABLE(); } else if (self->uart_id == 2) { HAL_NVIC_DisableIRQ(USART2_IRQn); __HAL_RCC_USART2_FORCE_RESET(); __HAL_RCC_USART2_RELEASE_RESET(); __HAL_RCC_USART2_CLK_DISABLE(); #if defined(USART3) } else if (self->uart_id == 3) { #if !defined(STM32F0) HAL_NVIC_DisableIRQ(USART3_IRQn); #endif __HAL_RCC_USART3_FORCE_RESET(); __HAL_RCC_USART3_RELEASE_RESET(); __HAL_RCC_USART3_CLK_DISABLE(); #endif #if defined(UART4) } else if (self->uart_id == 4) { HAL_NVIC_DisableIRQ(UART4_IRQn); __HAL_RCC_UART4_FORCE_RESET(); __HAL_RCC_UART4_RELEASE_RESET(); __HAL_RCC_UART4_CLK_DISABLE(); #endif #if defined(USART4) } else if (self->uart_id == 4) { __HAL_RCC_USART4_FORCE_RESET(); __HAL_RCC_USART4_RELEASE_RESET(); __HAL_RCC_USART4_CLK_DISABLE(); #endif #if defined(UART5) } else if (self->uart_id == 5) { HAL_NVIC_DisableIRQ(UART5_IRQn); __HAL_RCC_UART5_FORCE_RESET(); __HAL_RCC_UART5_RELEASE_RESET(); __HAL_RCC_UART5_CLK_DISABLE(); #endif #if defined(USART5) } else if (self->uart_id == 5) { __HAL_RCC_USART5_FORCE_RESET(); __HAL_RCC_USART5_RELEASE_RESET(); __HAL_RCC_USART5_CLK_DISABLE(); #endif #if defined(UART6) } else if (self->uart_id == 6) { HAL_NVIC_DisableIRQ(USART6_IRQn); __HAL_RCC_USART6_FORCE_RESET(); __HAL_RCC_USART6_RELEASE_RESET(); __HAL_RCC_USART6_CLK_DISABLE(); #endif #if defined(UART7) } else if (self->uart_id == 7) { HAL_NVIC_DisableIRQ(UART7_IRQn); __HAL_RCC_UART7_FORCE_RESET(); __HAL_RCC_UART7_RELEASE_RESET(); __HAL_RCC_UART7_CLK_DISABLE(); #endif #if defined(USART7) } else if (self->uart_id == 7) { __HAL_RCC_USART7_FORCE_RESET(); __HAL_RCC_USART7_RELEASE_RESET(); __HAL_RCC_USART7_CLK_DISABLE(); #endif #if defined(UART8) } else if (self->uart_id == 8) { HAL_NVIC_DisableIRQ(UART8_IRQn); __HAL_RCC_UART8_FORCE_RESET(); __HAL_RCC_UART8_RELEASE_RESET(); __HAL_RCC_UART8_CLK_DISABLE(); #endif #if defined(USART8) } else if (self->uart_id == 8) { __HAL_RCC_USART8_FORCE_RESET(); __HAL_RCC_USART8_RELEASE_RESET(); __HAL_RCC_USART8_CLK_DISABLE(); #endif #if defined(UART9) } else if (self->uart_id == 9) { HAL_NVIC_DisableIRQ(UART9_IRQn); __HAL_RCC_UART9_FORCE_RESET(); __HAL_RCC_UART9_RELEASE_RESET(); __HAL_RCC_UART9_CLK_DISABLE(); #endif #if defined(UART10) } else if (self->uart_id == 10) { HAL_NVIC_DisableIRQ(UART10_IRQn); __HAL_RCC_UART10_FORCE_RESET(); __HAL_RCC_UART10_RELEASE_RESET(); __HAL_RCC_UART10_CLK_DISABLE(); #endif } }