Mit Uart 16Bit Übertragen

int x=588

UART_putc(*((char*)&x));

UART_putc(*((char*)&x+1));

int x=588

UART_putc(*((char*)&x+1)); //High-Byte?

UART_putc(*((char*)&x));   //Low-Byte

//SENDEN

int x=588

int y=388

uart_putc(13 );

uart_putc(*((char*)&x+1)); //High-Byte?

uart_putc(*((char*)&x));   //Low-Byte 

uart_putc(*((char*)&y+1)); //High-Byte?

uart_putc(*((char*)&y));   //Low-Byte 

uart_putc( m );            //0=invert,1=not invert

//EMPFANG

  if (c==13)      // Set Pixel

   { unsigned char x1,x2,y1,y2,c;    

     int  xpos;

     int  ypos;

     x1=uart_getchar();  //HighByte in X

     x2=uart_getchar();  //LowByte  in X

     y1=uart_getchar();  //HighByte in  Y

     y2=uart_getchar();  //LowByte in Y

     c=uart_getchar();   //0=invert,1=not invert

     xpos=x1;  

     xpos+=x2;

     ypos=y1;  

     ypos+=y2;

     lcd_setpixel(xpos,ypos,c);

   }