求助单片机蓝牙触控灯的程序问题

求助单片机蓝牙触控灯的程序问题,#include <reg52.h>
#include <stdio.h>
#include “lcd1602.h”
//ADC0809
sbit CLK=P3^4;
sbit ST=P3^5;
sbit EOC=P3^6;
sbit OE=P3^7;
sbit RELAY = P3^3;

unsigned int pass = 0;
unsigned int ADCshow;
unsigned char pressure = 50;

unsigned char mode=0;
unsigned char status = 0;
void delay(unsigned int s)
{
      while(s–);
}
void DelayMS(unsigned int ms)
{
      unsigned char i;
      while(ms–)
      {
               for(i=0;i<120;i++);
      }
}

void Timer0_INT() interrupt 1
{
      TH0=(65536-200)/256;
      TL0=(65536-200)%256;
      CLK=~CLK;

}

void UART_init() //设置串行通信本晶振为11.0592MHZ，其他的就自己算一下应该设置多少
{
   TMOD = 0x20;
   TH1 = 0xfd;
   TL1 = 0xfd;  //波特率9600
   SM0 = 0;
   SM1 = 1; // 串口工作方式1 10位异步
   REN = 1;  //串口允许接收
   TR1 = 1;
   EA = 1;
   ES =1 ;  //串口中断
}
void main(void)
{

      RELAY=1;  //关灯
      UART_init();
   lcd_init(); //初始化1602

            TMOD=0x01; //设置定时器0
            TH0=(65536-200)/256; //初值重装
            TL0=(65536-200)%256;
      EA=1;  //开总中断
            ET0=1;  //开定时器中断
            TR0=1; //开定时器0

            while(1)
            {

                     //adc0809读取数据
                                             ST=0;
                                             OE=0;
                                             ST=1;
                                             ST=0;

                                             while(EOC==0);
                                             OE=1;
                                             ADCshow=P1;
                                             OE=0;

   //lcd1602显示压力传感器值
                                    LCD_ShowStr(0,0,”Real:”);
                                    LCD_ShowChar(5,0,ADCshow/100+’0′);
                                    LCD_ShowChar(6,0,ADCshow%100/10 +’0′);
                              LCD_ShowChar(7,0,ADCshow%10 +’0′);

                              if(ADCshow<pressure||pass==0x11)
                              {
                                 RELAY=0;  //亮灯

                              }

                              else
                              {  //否则
                                       RELAY=1; //灭灯

                              }


            }

}
void UART_INTERRUPT() interrupt 4
{
            pass = SBUF;
            RI = 0;
            SBUF = pass;  ）
            while(!TI);
            TI = 0;
}