key.c

来自「三星2410的一些DEMO小例程」· C语言 代码 · 共 48 行

#include "def.h"
#include "2410addr.h"
#include "config.h"
#include "board.h"
#include "utils.h"
#include "Def.h"

 
void keyinit(void)
{
rGPFCON&=0x3f03;
rGPFUP=0;


}

void keyscan(void)
{
switch(rGPFDAT&0x8e)
{
case 0x8c:
	printf("Press Key1\n");

	while(rGPFDAT&0x2==0) ;
	
	break;
case 0x8a:
	printf("Press Key2\n");	
	while(rGPFDAT&0x4==0) ;
	
	break;
case 0x86:
	printf("Press Key3\n");	
	while(rGPFDAT&0x8==0) ;
	
	break;
case 0x0e:
  printf("Press Key4\n");		
  while(rGPFDAT&0x80==0) ;
 
  break;
default:
	break;

}

	
}