#include?


//?設置KEY?IO口
sbit?KEY_IN_1?=?P2^4;
sbit?KEY_IN_2?=?P2^5;
sbit?KEY_IN_3?=?P2^6;
sbit?KEY_IN_4?=?P2^7;

sbit?KEY_OUT_1?=?P2^3;
sbit?KEY_OUT_2?=?P2^2;
sbit?KEY_OUT_3?=?P2^1;
sbit?KEY_OUT_4?=?P2^0;


u8?xdata?g_KeySta[4][4];	//?按鍵兩個狀態(tài)：松開0	按下1

const?u8?code?g_KeyCodeMap[4][4]?=?{
	{?‘1‘??‘2‘??‘3‘?0x26?}?//數(shù)字鍵1、數(shù)字鍵2、數(shù)字鍵3、退格鍵
??{?‘4‘??‘5‘??‘6‘?0x25?}?//數(shù)字鍵4、數(shù)字鍵5、數(shù)字鍵6、重置鍵
??{?‘7‘??‘8‘??‘9‘?0x28?}?//數(shù)字鍵7、數(shù)字鍵8、數(shù)字鍵9、轉換鍵
??{?‘0‘?0x1B??0xC?0x27?}?//數(shù)字鍵0、未定義、?未定義、?回車鍵
??};

extern?u8?g_Mode_Type;
extern?u16?g_Set_Res_Val;
extern?u8?g_Enter_Flag;

//?按鍵動作實現(xiàn)
void?Key_Action（u8?keycode）
{
	u8?buff[20];
	u16?val?=?0;

	switch?（g_Mode_Type）
	{
		//?一般模式
		case?GENERAL_MODE:
			switch?（keycode）
			{
				case?0x28:
					//?輸入轉換鍵
					LcdWriteCmd（0x01）;
					g_Set_Res_Val?=?0;
					g_Enter_Flag?=?0;
					g_Mode_Type?=?COMP_MODE;
					LcdShowStr（0?0?“0“）;
				break;
			}
			break;
		case??COMP_MODE:
			switch?（keycode）
			{
				case?‘1‘:
?				case?‘2‘:
				case?‘3‘:
				case?‘4‘:
				case?‘5‘:
				case?‘6‘:
				case?‘7‘:
				case?‘8‘:
				case?‘9‘:
				case?‘0‘:
					???//?按下回車
					???if?（g_Enter_Flag?==?0）?{

					???		//?輸入1~9后的動作
							val?=?g_Set_Res_Val;
							val?*=?10;
							val?+=?keycode?-?‘0‘;	//?保存測試值
							//?值超出
							if?（val?>?10000L）?{
								LcdShowStr（0?1?“VAL?ERROR!“）;
							}
							else?{
								g_Set_Res_Val?=?val;
								sprintf（&buff[0]?“%d“?g_Set_Res_Val）;
								if?（g_Set_Res_Val）?LcdShowStr（0?0?&buff[0]）;
								else?LcdShowChar（0?0?‘0‘）;
							}

					???}
				break;
				//?退格鍵
				case?0x26:
					//?按下退格
					if?（g_Enter_Flag?==?0）?{
						g_Set_Res_Val?/=?10;
						sprintf（buff?“%d“?g_Set_Res_Val）;
						LcdWriteCmd（0x01）;
						if?（g_Set_Res_Val）?LcdShowStr（0?0?buff）;
						else?LcdShowStr（0?0?‘0‘）;
					}
				break;
				//?重置鍵
				case?0x25:
					LcdWriteCmd（0x01）;
					LcdShowStr（0?0?‘0‘）;
					g_Set_Res_Val?=?0;
					g_Enter_Flag?=?0;
				break;
				//?轉換鍵
				case?0x28:
					LcdWriteCmd（0x01）;
					g_Set_Res_Val?=?0;
					g_Enter_Flag?=?0;
					g_Mode_Type?=?GENERAL_MODE;
				break;			
				//?回車鍵
				case?0x27:
					g_Enter_Flag?=?1;
				break;
			}
		break;
		//?其他模式
		default:?break;
	}
}

//?按鍵執(zhí)行函數(shù)
void?Key_Handle（void）
{
	u8?i?j;
	static?u8?xdata?s_bkKey[4][4];

	for?（i?=?0;?i?		for?（j?=?0;?j?			if?（s_bkKey[i][j]?!=?g_KeySta[i][j]）?{
				if?（g_KeySta[i][j]?==?KEY_DOWN）
				{
					//?按下執(zhí)行的操作
					Key_Action（g_KeyCodeMap[i][j]）;
				}
				s_bkKey[i][j]?=?g_KeySta[i][j];
			}
		}
	}

}
//?按鍵掃描
void?Key_Scan（void）
{
	static?u8?s_ikey_out?=?0?i?=0;
	static?u8?xdata?s_KeyBuff[4][4];
	
	//?獲取按鍵并消抖
	s_KeyBuff[s_ikey_out][0]?=?（（s_KeyBuff[s_ikey_out][0]?<	s_KeyBuff[s_ikey_out][1]?=?（（s_KeyBuff[s_ikey_out][1]?<	s_KeyBuff[s_ikey_out][2

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????513??2017-11-09?21:27??copy\HARDWARE\inr\config.h

?????文件????????214??2017-11-09?20:57??copy\HARDWARE\inr\key.h

?????文件????????259??2017-11-09?21:34??copy\HARDWARE\inr\lcd1602.h

?????文件????????253??2017-11-09?20:52??copy\HARDWARE\inr\timer.h

?????文件????????145??2017-11-09?21:00??copy\HARDWARE\inr\tlc2543.h

?????文件???????3949??2017-11-09?21:38??copy\HARDWARE\src\key.c

?????文件???????1256??2017-11-09?22:14??copy\HARDWARE\src\lcd1602.c

?????文件????????912??2017-11-09?20:56??copy\HARDWARE\src\timer.c

?????文件????????651??2017-11-09?22:41??copy\HARDWARE\src\tlc2543.c

?????文件??????45340??2017-11-10?07:39??copy\OBJ\copy

?????文件??????13590??2017-11-10?07:39??copy\OBJ\copy.hex

?????文件????????183??2017-11-10?07:39??copy\OBJ\copy.lnp

?????文件???????2712??2017-11-10?07:46??copy\OBJ\copy.plg

?????文件??????11924??2017-11-10?07:39??copy\OBJ\key.obj

?????文件???????8070??2017-11-10?07:39??copy\OBJ\lcd1602.obj

?????文件??????13711??2017-11-10?07:39??copy\OBJ\main.obj

?????文件????????783??2017-11-10?07:39??copy\OBJ\STARTUP.obj

?????文件???????8102??2017-11-10?07:39??copy\OBJ\timer.obj

?????文件???????6721??2017-11-10?07:39??copy\OBJ\tlc2543.obj

?????文件??????39492??2017-11-10?07:39??copy\PROJECT\copy.m51

?????文件??????20428??2017-11-09?21:29??copy\PROJECT\copy.plg

????.......?????60695??2017-11-10?07:12??copy\PROJECT\copy.uvopt

????.......?????14381??2017-11-09?21:38??copy\PROJECT\copy.uvproj

????.......?????60692??2017-11-09?21:38??copy\PROJECT\copy_uvopt.bak

????.......?????????0??2017-11-09?16:24??copy\PROJECT\copy_uvproj.bak

?????文件??????11377??2017-11-10?07:39??copy\PROJECT\key.lst

?????文件???????3686??2017-11-10?07:39??copy\PROJECT\lcd1602.lst

?????文件???????8181??2017-11-10?07:39??copy\PROJECT\main.lst

?????文件???????6376??2009-05-07?14:37??copy\PROJECT\STARTUP.A51

?????文件??????14088??2017-11-10?07:39??copy\PROJECT\STARTUP.LST

............此處省略14個文件信息