main.c

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#include "cpu_reg.h"

int ms,f;

void main()
{
     asm("  STM #0000h,CLKMD ");  
     while(*CLKMD & 0x01 );
     asm("  STM #0802h,CLKMD ");  //

	*SWCR = 0X0001;
     asm("  stm   #7240h, SWWSR ");
     //2 wait except for on-chip program 1
     asm("  stm   #00A0h, PMST  "); //MP/MC = 0, IPTR = 001,ovly=0  
     asm("  stm   #0802h, BSCR  "); //802
     asm("  STM #0h,IMR ");
     
     asm("  STM #0010h,TCR  "); //关定时器
     asm("  STM #0186ah,PRD  ");//1ms
     asm("  STM #0C2fh,TCR  "); //TCR=最后四位
     asm("  STM #0008h,IFR  ");
     asm("  ORM #0008h,*(IMR) ");/*开时间中断*/
 
     asm("  RSBX  INTM ");      /*开中断*/ 
	
     lcd_init();
     clearscr1();
     clearscr2();
     clearscr3();
     Smenu();
     f=1;
     ms=0;
     while(1)
     {
       while(ms<500/f);     //LED_flash
       ms=0;
       asm("  RSBX  XF ");       
       while(ms<500/f);
       ms=0;
       asm("  SSBX  XF ");       
     }

}
	  
interrupt void  timer0()
{
     ms++;
}