test.c

用中断方式编写的刷瓶显示程序

#include "reg51.h"
#include "stdio.h"
static char code test_a[6][8]={{"100.003"},{"100.008"},{"100.001"},{"100.010"},{"100.002"},{"100.005"}};
extern lcm_ini(void);
extern void disp_list_char(unsigned char x,unsigned char y,unsigned char *disp_data);    
extern delay400ms();
extern void lcm_write_command(unsigned char wc_lcm,busy_c);
extern void delay5ms(void);
unsigned char tt,mm;
void main()
{
delay400ms();
   lcm_ini();
  disp_list_char(0,0,"test");
 TMOD=0x01; 

  TH0=(65536-50000)/256; 
  TL0=(65536-50000)%256; 
  TR0=1; 
  ET0=1; 
  EA=1; 

 
  while(1);
}

void Timer0Int() interrupt 1 using 0
{
  mm++;

  TR0=0;
  if(mm>10)
  {
  // TH0=0x03;
 // TL0=0xff;

//   lcm_ini();
//delay5ms();
// lcm_write_command(0x80,1);  
 lcm_write_command(0x01,1);

  tt++;
  if(tt>=6) tt=0;
  disp_list_char(0,0,&test_a[tt][0]);
  mm=0;
  }
  TH0=(65536-50000)/256; 
  TL0=(65536-50000)%256; 
  TR0=1;

}