示例#1
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 (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;
}
示例#2
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();
    }
}
示例#3
0
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;
}
示例#4
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;
}
示例#5
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;
}
示例#6
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;
}
示例#7
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);
}