Stm32Uart.hxx

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#ifndef _FREERTOS_DRIVERS_ST_STM32F0XXUART_HXX_
#define _FREERTOS_DRIVERS_ST_STM32F0XXUART_HXX_
 
#include <cstdint>
 
#include "stm32f_hal_conf.hxx"
 
#include "Serial.hxx"
 
#if defined (STM32F030x6) || defined (STM32F031x6) || defined (STM32F038xx)
  #define NUM_USART 1
#elif defined (STM32F030x8) || defined (STM32F042x6) || defined (STM32F048xx) \
   || defined (STM32F051x8) || defined (STM32F058xx) || defined (STM32F070x6)
  #define NUM_USART 2
#elif defined (STM32L432xx)
  #define NUM_USART 3
  #define USART3 LPUART1
  #define LPUART_IDX 2
#elif defined (STM32L431xx)
  #define NUM_USART 4
  #define USART4 LPUART1
  #define LPUART_IDX 3
#elif defined (STM32F070xB) || defined (STM32F071xB) || defined (STM32F072xB) \
   || defined (STM32F078xx)
  #define NUM_USART 4
  #define SHARED_UART3_8_IRQn USART3_4_IRQn
#elif defined (STM32F303xC) || defined (STM32F303xE)
  #define NUM_USART 5
  #define USART4 UART4
  #define USART5 UART5
#elif defined (STM32F030xC)
  #define NUM_USART 6
  #define SHARED_UART3_8_IRQn USART3_6_IRQn
#elif defined (STM32F091xC) || defined (STM32F098xx)
  #define NUM_USART 8
  #define SHARED_UART3_8_IRQn USART3_8_IRQn
#elif defined (STM32F767xx)
  #define NUM_USART 8
  #define USART4 UART4
  #define USART5 UART5
  #define USART7 UART7
  #define USART8 UART8
#elif defined (STM32G0B1xx)
  #define NUM_USART 8
  #define SHARED_UART3_8_IRQn USART3_4_5_6_LPUART1_IRQn
  #define USART7 LPUART1
  #define USART8 LPUART2
#else
#error don_t know this STM32 MCU
#endif
 
 
class Stm32Uart : public Serial
{
public:
    Stm32Uart(const char *name, USART_TypeDef *base, IRQn_Type interrupt);
 
    ~Stm32Uart()
    {
    }
 
    void interrupt_handler();
 
    int ioctl(File *file, unsigned long int key, unsigned long data) override;
 
protected:
    void enable() override; 
    void disable() override; 
    void tx_char() override;
 
    IRQn_Type interrupt; 
    UART_HandleTypeDef uartHandle;
 
    static uint8_t interrupt3_to_8EnableCnt;
    static uint8_t interrupt2_8EnableCnt;
 
private:
    Stm32Uart();
 
    DISALLOW_COPY_AND_ASSIGN(Stm32Uart);
};
 
#endif /* _FREERTOS_DRIVERS_ST_STM32F0XXUART_HXX_ */