void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
{
if(huart->Instance==UART5)
{
/* USER CODE BEGIN UART5_MspDeInit 0 */
/* USER CODE END UART5_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_UART5_CLK_DISABLE();
/**UART5 GPIO Configuration
PC12 ------> UART5_TX
PD2 ------> UART5_RX
*/
HAL_GPIO_DeInit(GPIOC, GPIO_PIN_12);
HAL_GPIO_DeInit(GPIOD, GPIO_PIN_2);
/* Peripheral DMA DeInit*/
HAL_DMA_DeInit(huart->hdmatx);
/* Peripheral interrupt DeInit*/
HAL_NVIC_DisableIRQ(UART5_IRQn);
/* USER CODE BEGIN UART5_MspDeInit 1 */
/* USER CODE END UART5_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, GPIO_PIN_10|GPIO_PIN_11);
/* USER CODE BEGIN USART3_MspDeInit 1 */
/* USER CODE END USART3_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 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
}
}
