void serial_free(serial_t *obj) { // Reset UART and disable clock if (obj->uart == UART_1) { __USART1_FORCE_RESET(); __USART1_RELEASE_RESET(); __USART1_CLK_DISABLE(); } if (obj->uart == UART_2) { __USART2_FORCE_RESET(); __USART2_RELEASE_RESET(); __USART2_CLK_DISABLE(); } if (obj->uart == UART_6) { __USART6_FORCE_RESET(); __USART6_RELEASE_RESET(); __USART6_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 uart_deinit(pyb_uart_obj_t *uart_obj) { uart_obj->is_enabled = false; UART_HandleTypeDef *uart = &uart_obj->uart; HAL_UART_DeInit(uart); if (uart->Instance == USART1) { __USART1_FORCE_RESET(); __USART1_RELEASE_RESET(); __USART1_CLK_DISABLE(); } else if (uart->Instance == USART2) { __USART2_FORCE_RESET(); __USART2_RELEASE_RESET(); __USART2_CLK_DISABLE(); } else if (uart->Instance == USART3) { __USART3_FORCE_RESET(); __USART3_RELEASE_RESET(); __USART3_CLK_DISABLE(); } else if (uart->Instance == UART4) { __UART4_FORCE_RESET(); __UART4_RELEASE_RESET(); __UART4_CLK_DISABLE(); } else if (uart->Instance == USART6) { __USART6_FORCE_RESET(); __USART6_RELEASE_RESET(); __USART6_CLK_DISABLE(); } }
void serial_free(serial_t *obj) { // Reset UART and disable clock switch (obj->uart) { case UART_1: __USART1_FORCE_RESET(); __USART1_RELEASE_RESET(); __USART1_CLK_DISABLE(); break; case UART_2: __USART2_FORCE_RESET(); __USART2_RELEASE_RESET(); __USART2_CLK_DISABLE(); break; case UART_3: __USART3_FORCE_RESET(); __USART3_RELEASE_RESET(); __USART3_CLK_DISABLE(); break; case UART_4: __UART4_FORCE_RESET(); __UART4_RELEASE_RESET(); __UART4_CLK_DISABLE(); break; case UART_5: __UART5_FORCE_RESET(); __UART5_RELEASE_RESET(); __UART5_CLK_DISABLE(); break; case UART_6: __USART6_FORCE_RESET(); __USART6_RELEASE_RESET(); __USART6_CLK_DISABLE(); break; } // 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 serial_free(serial_t *obj) { // Reset UART and disable clock switch (SERIAL_OBJ(uart)) { case UART_1: __USART1_FORCE_RESET(); __USART1_RELEASE_RESET(); __USART1_CLK_DISABLE(); break; case UART_2: __USART2_FORCE_RESET(); __USART2_RELEASE_RESET(); __USART2_CLK_DISABLE(); break; #if defined(USART3_BASE) case UART_3: __USART3_FORCE_RESET(); __USART3_RELEASE_RESET(); __USART3_CLK_DISABLE(); break; #endif #if defined(UART4_BASE) case UART_4: __UART4_FORCE_RESET(); __UART4_RELEASE_RESET(); __UART4_CLK_DISABLE(); #if DEVICE_SERIAL_ASYNCH_DMA __HAL_RCC_DMA1_CLK_DISABLE(); #endif break; #endif #if defined(UART5_BASE) case UART_5: __UART5_FORCE_RESET(); __UART5_RELEASE_RESET(); __UART5_CLK_DISABLE(); break; #endif #if defined(USART6_BASE) case UART_6: __USART6_FORCE_RESET(); __USART6_RELEASE_RESET(); __USART6_CLK_DISABLE(); break; #endif #if defined(UART7_BASE) case UART_7: __UART7_FORCE_RESET(); __UART7_RELEASE_RESET(); __UART7_CLK_DISABLE(); break; #endif #if defined(UART8_BASE) case UART_8: __UART8_FORCE_RESET(); __UART8_RELEASE_RESET(); __UART8_CLK_DISABLE(); break; #endif } // Configure GPIOs pin_function(SERIAL_OBJ(pin_tx), STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)); pin_function(SERIAL_OBJ(pin_rx), STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)); serial_irq_ids[SERIAL_OBJ(index)] = 0; }
void serial_free(serial_t *obj) { struct serial_s *obj_s = SERIAL_S(obj); // Reset UART and disable clock switch (obj_s->index) { case 0: __USART1_FORCE_RESET(); __USART1_RELEASE_RESET(); __USART1_CLK_DISABLE(); break; case 1: __USART2_FORCE_RESET(); __USART2_RELEASE_RESET(); __USART2_CLK_DISABLE(); break; #if defined(USART3_BASE) case 2: __USART3_FORCE_RESET(); __USART3_RELEASE_RESET(); __USART3_CLK_DISABLE(); break; #endif #if defined(UART4_BASE) case 3: __UART4_FORCE_RESET(); __UART4_RELEASE_RESET(); __UART4_CLK_DISABLE(); break; #endif #if defined(UART5_BASE) case 4: __UART5_FORCE_RESET(); __UART5_RELEASE_RESET(); __UART5_CLK_DISABLE(); break; #endif #if defined(USART6_BASE) case 5: __USART6_FORCE_RESET(); __USART6_RELEASE_RESET(); __USART6_CLK_DISABLE(); break; #endif #if defined(UART7_BASE) case 6: __UART7_FORCE_RESET(); __UART7_RELEASE_RESET(); __UART7_CLK_DISABLE(); break; #endif #if defined(UART8_BASE) case 7: __UART8_FORCE_RESET(); __UART8_RELEASE_RESET(); __UART8_CLK_DISABLE(); break; #endif } // Configure GPIOs pin_function(obj_s->pin_tx, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)); pin_function(obj_s->pin_rx, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)); serial_irq_ids[obj_s->index] = 0; }
void serial_free(serial_t *obj) { // Reset UART and disable clock if (obj->uart == UART_1) { __USART1_FORCE_RESET(); __USART1_RELEASE_RESET(); __USART1_CLK_DISABLE(); } #if defined(USART2_BASE) if (obj->uart == UART_2) { __USART2_FORCE_RESET(); __USART2_RELEASE_RESET(); __USART2_CLK_DISABLE(); } #endif #if defined USART3_BASE if (obj->uart == UART_3) { __USART3_FORCE_RESET(); __USART3_RELEASE_RESET(); __USART3_CLK_DISABLE(); } #endif #if defined USART4_BASE if (obj->uart == UART_4) { __USART4_FORCE_RESET(); __USART4_RELEASE_RESET(); __USART4_CLK_DISABLE(); } #endif #if defined USART5_BASE if (obj->uart == UART_5) { __USART5_FORCE_RESET(); __USART5_RELEASE_RESET(); __USART5_CLK_DISABLE(); } #endif #if defined USART6_BASE if (obj->uart == UART_6) { __USART6_FORCE_RESET(); __USART6_RELEASE_RESET(); __USART6_CLK_DISABLE(); } #endif #if defined USART7_BASE if (obj->uart == UART_7) { __USART7_FORCE_RESET(); __USART7_RELEASE_RESET(); __USART7_CLK_DISABLE(); } #endif #if defined USART8_BASE if (obj->uart == UART_8) { __USART8_FORCE_RESET(); __USART8_RELEASE_RESET(); __USART8_CLK_DISABLE(); } #endif // 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 serial_free(serial_t *obj) { // Reset UART and disable clock switch (SERIAL_OBJ(index)) { case 0: __USART1_FORCE_RESET(); __USART1_RELEASE_RESET(); __USART1_CLK_DISABLE(); break; case 1: __USART2_FORCE_RESET(); __USART2_RELEASE_RESET(); __USART2_CLK_DISABLE(); #if DEVICE_SERIAL_ASYNCH_DMA __HAL_RCC_DMA1_CLK_DISABLE(); #endif break; #if defined(USART3_BASE) case 2: __USART3_FORCE_RESET(); __USART3_RELEASE_RESET(); __USART3_CLK_DISABLE(); break; #endif #if defined(UART4_BASE) case 3: __UART4_FORCE_RESET(); __UART4_RELEASE_RESET(); __UART4_CLK_DISABLE(); #if DEVICE_SERIAL_ASYNCH_DMA __HAL_RCC_DMA1_CLK_DISABLE(); #endif break; #endif #if defined(UART5_BASE) case 4: __UART5_FORCE_RESET(); __UART5_RELEASE_RESET(); __UART5_CLK_DISABLE(); break; #endif #if defined(USART6_BASE) case 5: __USART6_FORCE_RESET(); __USART6_RELEASE_RESET(); __USART6_CLK_DISABLE(); break; #endif #if defined(UART7_BASE) case 6: __UART7_FORCE_RESET(); __UART7_RELEASE_RESET(); __UART7_CLK_DISABLE(); break; #endif #if defined(UART8_BASE) case 7: __UART8_FORCE_RESET(); __UART8_RELEASE_RESET(); __UART8_CLK_DISABLE(); break; #endif } // Configure GPIOs pin_function(SERIAL_OBJ(pin_tx), STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)); pin_function(SERIAL_OBJ(pin_rx), STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)); serial_irq_ids[SERIAL_OBJ(index)] = 0; DEBUG_PRINTF("UART%u: Free\n", obj->serial.module+1); }
/** * @brief UART MSP De-Initialization * This function frees the hardware resources used in this example: * - Disable the Peripheral's clock * - Revert GPIO and NVIC configuration to their default state * @param huart: UART handle pointer * @retval None */ void HAL_UART_MspDeInit(UART_HandleTypeDef *huart) { switch((uint32_t)huart->Instance) { case (uint32_t)USART1 : { /*##-1- Reset peripherals ##################################################*/ __USART1_FORCE_RESET(); __USART1_RELEASE_RESET(); __USART1_CLK_DISABLE(); /*##-2- Disable peripherals and GPIO Clocks #################################*/ /* Configure UART Tx/Rx as alternate function */ HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9 | GPIO_PIN_10); /*##-3- Disable the NVIC for UART ##########################################*/ IRQ_Managment(__DISABLE, USART1_IRQn); } break; case (uint32_t)USART2 : { /*##-1- Reset peripherals ##################################################*/ __USART2_FORCE_RESET(); __USART2_RELEASE_RESET(); __USART2_CLK_DISABLE(); /*##-2- Disable peripherals and GPIO Clocks #################################*/ /* Configure UART Tx/Rx as alternate function */ HAL_GPIO_DeInit(GPIOD, GPIO_PIN_5 | GPIO_PIN_6); /*##-3- Disable the NVIC for UART ##########################################*/ IRQ_Managment(__DISABLE, USART2_IRQn); } break; case (uint32_t)USART3 : { /*##-1- Reset peripherals ##################################################*/ __USART3_FORCE_RESET(); __USART3_RELEASE_RESET(); __USART3_CLK_DISABLE(); /*##-2- Disable peripherals and GPIO Clocks #################################*/ /* Configure UART Tx/Rx as alternate function */ HAL_GPIO_DeInit(GPIOD, GPIO_PIN_9 | GPIO_PIN_10); /*##-3- Disable the NVIC for UART ##########################################*/ IRQ_Managment(__DISABLE, USART3_8_IRQn); } break; case (uint32_t)USART4 : { /*##-1- Reset peripherals ##################################################*/ __USART4_FORCE_RESET(); __USART4_RELEASE_RESET(); __USART4_CLK_DISABLE(); /*##-2- Disable peripherals and GPIO Clocks #################################*/ /* Configure UART Tx/Rx as alternate function */ HAL_GPIO_DeInit(GPIOC, GPIO_PIN_10 | GPIO_PIN_11); /*##-3- Disable the NVIC for UART ##########################################*/ IRQ_Managment(__DISABLE, USART3_8_IRQn); } break; case (uint32_t)USART5 : { /*##-1- Reset peripherals ##################################################*/ __USART5_FORCE_RESET(); __USART5_RELEASE_RESET(); __USART5_CLK_DISABLE(); /*##-2- Disable peripherals and GPIO Clocks #################################*/ /* Configure UART Tx/Rx as alternate function */ HAL_GPIO_DeInit(GPIOB, GPIO_PIN_3 | GPIO_PIN_4); /*##-3- Disable the NVIC for UART ##########################################*/ IRQ_Managment(__DISABLE, USART3_8_IRQn); } break; case (uint32_t)USART6 : { /*##-1- Reset peripherals ##################################################*/ __USART6_FORCE_RESET(); __USART6_RELEASE_RESET(); __USART6_CLK_DISABLE(); /*##-2- Disable peripherals and GPIO Clocks #################################*/ /* Configure UART Tx/Rx as alternate function */ HAL_GPIO_DeInit(GPIOF, GPIO_PIN_9 | GPIO_PIN_10); /*##-3- Disable the NVIC for UART ##########################################*/ IRQ_Managment(__DISABLE, USART3_8_IRQn); } break; case (uint32_t)USART7 : { /*##-1- Reset peripherals ##################################################*/ __USART7_FORCE_RESET(); __USART7_RELEASE_RESET(); __USART7_CLK_DISABLE(); /*##-2- Disable peripherals and GPIO Clocks #################################*/ /* Configure UART Tx/Rx as alternate function */ HAL_GPIO_DeInit(GPIOF, GPIO_PIN_2 | GPIO_PIN_3); /*##-3- Disable the NVIC for UART ##########################################*/ IRQ_Managment(__DISABLE, USART3_8_IRQn); } break; case (uint32_t)USART8 : { /*##-1- Reset peripherals ##################################################*/ __USART8_FORCE_RESET(); __USART8_RELEASE_RESET(); __USART8_CLK_DISABLE(); /*##-2- Disable peripherals and GPIO Clocks #################################*/ /* Configure UART Tx/Rx as alternate function */ HAL_GPIO_DeInit(GPIOC, GPIO_PIN_8 | GPIO_PIN_9); /*##-3- Disable the NVIC for UART ##########################################*/ IRQ_Managment(__DISABLE, USART3_8_IRQn); } break; } }
void serial_free(serial_t *obj) { // Reset UART and disable clock switch (obj->serial.module) { case 0: __USART1_FORCE_RESET(); __USART1_RELEASE_RESET(); __USART1_CLK_DISABLE(); break; case 1: __USART2_FORCE_RESET(); __USART2_RELEASE_RESET(); __USART2_CLK_DISABLE(); break; #if defined(USART3_BASE) case 2: __USART3_FORCE_RESET(); __USART3_RELEASE_RESET(); __USART3_CLK_DISABLE(); break; #endif #if defined(UART4_BASE) case 3: __UART4_FORCE_RESET(); __UART4_RELEASE_RESET(); __UART4_CLK_DISABLE(); break; #endif #if defined(UART5_BASE) case 4: __UART5_FORCE_RESET(); __UART5_RELEASE_RESET(); __UART5_CLK_DISABLE(); break; #endif case 5: __USART6_FORCE_RESET(); __USART6_RELEASE_RESET(); __USART6_CLK_DISABLE(); break; #if defined(UART7_BASE) case 6: __UART7_FORCE_RESET(); __UART7_RELEASE_RESET(); __UART7_CLK_DISABLE(); break; #endif #if defined(UART8_BASE) case 7: __UART8_FORCE_RESET(); __UART8_RELEASE_RESET(); __UART8_CLK_DISABLE(); break; #endif } // Configure GPIOs pin_function(obj->serial.pin_tx, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)); pin_function(obj->serial.pin_rx, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)); DEBUG_PRINTF("UART%u: Free\n", obj->serial.module+1); }