keytest.c

来自「uboot底层驱动」· C语言 代码 · 共 52 行

#include "Keyboard_drv.h"
#include "my_string.h"

void key_test(void)
{
    int k, i, m, n;
	i = 0;
	init_Key();
	for (;;)
	{ 
			 
			 k = key_Finder();
		   switch( k ) {
			case 0:
		       my_printf("RESET\n\r");
		       i++;
		       break;

		    case 1:
		    		my_printf("FUNC\n\r");
		    		i++;
		    		break;
		    		
		    case 2:
		    		my_printf("UP\n\r");
		    		i++;
		    		break;
		    case 3:
		    		my_printf("DOWN\n\r");
		    		i++;
		    		break;
		    case 4:
		    		my_printf("ENTER\n\r");
		    		i++;
		    		break;
		    case 5:
		    		my_printf("STOP\n\r");
		    		i++;
		    		break;
		    default:
		    		//my_printf("error\n\r");
		    		break;
		    }
		    for (m = 0; m < 0xf; m++)
		    	for ( n = 0; n < 0x01ffff; n++) ;
		   
		   k = -1;
		   if (i == 6)
		    	return ;
		    
	}
}