/* -----------------------------------------------------
                        HardwareSerial_v003.h

    Header fuer nicht im Core verfuegbaren Funktionen
    des CH32V003

    MCU   :  CH32V003
    Takt  :  48 MHz

    30.11.2025  R. Seelig
  ------------------------------------------------------ */

#ifdef CH32V00x

#ifndef in_v003_serial
  #define in_v003_serial

  #include <stdint.h>
  #include "Arduino.h"

  class HardwareSerial_v003 : public Stream
  {

    #define  FUNCONF_SYSTEM_CORE_CLOCK  48000000l
    #define  GPIO_CNF_OUT_PP_AF         8
    #define  GPIO_CNF_IN_PUPD           8
    #define  CTLR1_UE_Set               ((uint16_t)0x2000) // USART enable mask


    public:
      HardwareSerial_v003();

      void begin(uint32_t brate);

      void putchar(uint8_t ch);
      uint8_t getchar(void);
      uint8_t ischar(void);

      // Stream Methoden
      int available() override;
      int read() override;
      int peek() override;
      size_t write(uint8_t) override;
      operator bool() 
      {
        return 1;  
      }
      void end ()
      {
      }
      
    private:
      uint32_t baudrate;

  };

#endif

#endif