#include "key.h"

/******************************************
 * func:    Get_key
 * desc:    scan key & return key data
 * input:   none
 * output:  none
 * return:  key data  4bytes:  
 *   4#   3#  2#   1#  byte
 * |   |KEY3|KEY2|KEY1|
 *****************************************/
uint32 Get_key(void)
{
	uint32 temp32a=0,temp32b=1;
	while(temp32a != temp32b)
	{
		temp32a = (KEY1 | (KEY2 << 8) | (KEY3 << 16));
		delay_ms(1);//È¥¶¶¶¯ 
		temp32b = (KEY1 | (KEY2 << 8) | (KEY3 << 16)); 
	}		
	return(temp32a);
}


uint32 get_key4(void)
{
	uint32 temp32a=0,temp32b=1;
	
	while(temp32a != temp32b)
	{
		temp32a = KEY4;
		delay_ms(1);//È¥¶¶¶¯ 
		temp32b = KEY4; 
	}		
	
	return(temp32a);

}
/******************************************
 * func:    Get_key_count
 * desc:    
 * input:   none
 * output:  none
 * return:    

 *****************************************/
/*
uint8_t Get_key_count(uint8_t keybufs,uint8_t key_count)
{
	uint32 key_stat=0;
	key_stat = Get_key(); //get key state

	if((key_stat) & 0xff)		   //°´¼ü°´Ï ËÉ¿ªÖ®ºó²ÅÄÜÉúЧÏÂÒ»´Î°´¼ü
	{
		if( !keybufs )
		{
			keybufs  = 0x01;
		}
	}
	else
	{
		if( keybufs )
		{
			keybufs  = 0x00;
			key_count++;
			if(key_count==11)
			{
			   key_count = 0;
			}
		}
	}
	return key_count;

}	  */
void key_interruptinit_disable(void)
{
}

void key_interruptinit_enable(void)
{

}

void key_interruptinit(void)  
{  

}