putchar.c

各种器件的驱动程序

#include "lcddrv.h"
#include "def_port.h"

char putchar (unsigned char c)
{
	if(lcd_id) return lcd_putchar(c);
	else
	{	TI=0;
		SBUF=c;
		while(TI==0);
		return 1;
	}
}