main.c

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/****************************************Copyright (c)**************************************************
**                               Guangzou ZLG-MCU Development Co.,LTD.
**                                      graduate school
**                                 http://www.zlgmcu.com
**
**--------------File Info-------------------------------------------------------------------------------
** File name:			main.c
** Last modified Date:  2004-09-16
** Last Version:		1.0
** Descriptions:		The main() function example template
**
**------------------------------------------------------------------------------------------------------
** Created by:			Chenmingji
** Created date:		2004-09-16
** Version:				1.0
** Descriptions:		The original version
**
**------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
** Version:
** Descriptions:
**
********************************************************************************************************/
#include "config.h"

#define 	KEY		0x3F		// P0[21:16]接按键KEY6～KEY1

volatile uint8 key;
int main (void)
{
	SCS = 0x01;
	
	FIO0MASK2 = 0;			// 设置为KEY或者0x00,在此更改屏蔽按键相关管脚
	FIO0DIR2 = 0x00;			// KEY相关管脚输入
	
	while(1)
	{
		key = FIO0PIN2 & 0x3F; 	// 获取键值
								//在此设置断点，改变按键状态，观察键值变化
	}
	
    return 0;
}
/*********************************************************************************************************
**                            End Of File
********************************************************************************************************/