Flasharray an UART ausgeben

const uint8_t SCS_CMD_RESET[]   PROGMEM = {0xAA, 0xAA, 0x00, 0x00, 0x0C, 0x00, 0x00, 0x00, 0xFF, 0x00, 0x00, 0x00, 0x3F, 0x01, 0x00, 0x5F, 0x55, 0x55} ;

void UART_Tx_Byte(char DataByte)

{

  // Waint for UART ready

  while (! (UCSRA & (1<<UDRE))) 

  // Put DataByte to UART Transmit Buffer

  UDR = DataByte ;

}

void UART_SendCMD_p(const char *cmd, uint8_t len)

{

  while (len--) 

    {

      UART_Tx_Byte(pgm_read_byte(cmd)) ;

      cmd++ ;

    }

}

void main(void)

{

  // Aufruf und "pointer targets in passing argument 1 of 'UART_SendCMD_p' differ in signedness"

  UART_SendCMD_p(SCS_CMD_RESET, sizeof(SCS_CMD_RESET)) ;

}