isp.c

Vx1828点3.5"TFT屏的的源程序

#include <reg51.h>
#include <stdio.h>
#include <string.h>
#include "78e65.h"

//---------------------------------------------------
static char ispcomd[8]="prog....";
static char usercode[8]="WB05D000";
void isp_prog();
//---------------------------------------------------

void isp_prog()
{
 //		gets(ispcomd,8);
		if(strcmp(ispcomd,usercode)==0)
		{
			printf("Enter ISP mode ,updata prog.\n");

			CHPENR=0x87;
			CHPENR=0x59;
			CHPCON=0x03;
			CHPENR=0x00;
			IP=0x02;
			EA=1;
			ET0= 1;

			TH0=0x04;
			TL0=0x04;

			TMOD=0x02;
			TR0=1;
			PCON=1;

		}
		else
		{
			printf("Enter ISP mode bad.\n");
		}
 }
//-------------------------------------------------------------------------

 void UART() interrupt 4 using 2
 {
 		gets(ispcomd,8);
 }

 //-------------------------------------------------------------------------