main.i

用AVR实现简单按键的程序与proteus的结合

#line 1 "F:\电子设计\proteus\简单按键\main.c"













#line 1 "D:/PROGRA~1/icc/include/iom16v.h"




#line 7 "D:/PROGRA~1/icc/include/iom16v.h"


#line 10 "D:/PROGRA~1/icc/include/iom16v.h"


#line 13 "D:/PROGRA~1/icc/include/iom16v.h"


#line 16 "D:/PROGRA~1/icc/include/iom16v.h"
























































































































































































































































































































































































































































































































#line 15 "F:\电子设计\proteus\简单按键\main.c"
#line 1 "D:/PROGRA~1/icc/include/macros.h"






























#line 35 "D:/PROGRA~1/icc/include/macros.h"














void _StackCheck(void);
void _StackOverflowed(char);




#line 16 "F:\电子设计\proteus\简单按键\main.c"

void port_init(void)
{
(*(volatile unsigned char *)0x3B) = 0x0F;
(*(volatile unsigned char *)0x3A)  = 0x0F;
(*(volatile unsigned char *)0x38) = 0x0F;
(*(volatile unsigned char *)0x37)  = 0x00;
(*(volatile unsigned char *)0x35) = 0x00;
(*(volatile unsigned char *)0x34)  = 0x00;
(*(volatile unsigned char *)0x32) = 0xFF;
(*(volatile unsigned char *)0x31)  = 0x05;
}


void init_devices(void)
{

 asm("cli");
 port_init();

(*(volatile unsigned char *)0x55) = 0x00;
(*(volatile unsigned char *)0x5B)  = 0x00;
(*(volatile unsigned char *)0x59) = 0x00;
 asm("sei");

}

void delay(void)
{
 unsigned char i;
 for(i=254;i!=0;i--)
 {
  asm("nop");
 }
}

void main(void)
{
 unsigned char temp;
 init_devices();
 while(1)
 {
  temp=(*(volatile unsigned char *)0x36);
  delay();
  if(temp==(*(volatile unsigned char *)0x36))
  {
(*(volatile unsigned char *)0x3B)=(*(volatile unsigned char *)0x36);
  }
 }
}