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Keypad 的代码
key.c
#include
#include "typedef.h"
#define Nothing 100
//端口定义
sbit C1 = P2^3;
sbit C2 = P2^4;
sbit C3 = P3^2;
sbit C4 = P3^3;
sbit R1 = P3^4;
sbit R2 = P3^5;
sbit R3 = P3^0;
sbit
key.lst
C51 COMPILER V8.02 KEY 11/26/2006 21:57:40 PAGE 1
C51 COMPILER V8.02, COMPILATION OF MODULE KEY
OBJECT MODULE PLACED IN key
4ⅹ4矩阵键盘-查表法(c语言.txt
标题：小键盘的输入函数
版本：1.0
Target：89S51
函数描述： char gotkey(void)
从4ⅹ4小键盘输入数据，返回0至15
小键盘的连接方式：(可以修改为自己的连接方式)
1 P2.7(7) -----15---14---13---12
十六进制: 77 7B 7D 7E
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mfrc500_opt.bak
### uVision2 Project, (C) Keil Software
### Do not modify !
cExt (*.c)
aExt (*.s*; *.src; *.a*)
oExt (*.obj)
lExt (*.lib)
tExt (*.txt; *.h; *.inc)
pExt (*.plm)
CppX (*.cpp)
DaveTm {
mfrc500.opt
### uVision2 Project, (C) Keil Software
### Do not modify !
cExt (*.c)
aExt (*.s*; *.src; *.a*)
oExt (*.obj)
lExt (*.lib)
tExt (*.txt; *.h; *.inc)
pExt (*.plm)
CppX (*.cpp)
DaveTm {
key.c
#include
code char key_code[]={0xee,0xde,0xbe,0x7e,0xed,0xdd,0xbd,0x7d,0xeb,0xdb,0xbb,0x7b,0xe7,0xd7,0xb7,0x77};
code ksp[4]={0x7f,0xbf,0xdf,0xef};
//键盘消抖动延时程序
void delay(void)
{
zlg7289.h
#ifndef GUI_IAL_ZLG7289_H
#define GUI_IAL_ZLG7289_H
#define KEY_RELEASED 0x80
#define KEYPAD_0 0x0B
#define KEYPAD_1 0x02
#define KEYPAD_2 0x0A
#define KEYPAD_3 0
web.uv2
### uVision2 Project, (C) Keil Software
### Do not modify !
Target (Target 1), 0x0000 // Tools: 'MCS-51'
Group (Source Group 1)
File 1,1, 0x0
File 1,1,
web_uv2.bak
### uVision2 Project, (C) Keil Software
### Do not modify !
Target (Target 1), 0x0000 // Tools: 'MCS-51'
Group (Source Group 1)
File 1,1, 0x0
File 1,1,
web_uv2.bak
### uVision2 Project, (C) Keil Software
### Do not modify !
Target (Target 1), 0x0000 // Tools: 'MCS-51'
Group (Source Group 1)
File 1,1, 0x0
File 1,1,