代码搜索：KeyScan
找到约 2,231 项符合「KeyScan」的源代码
代码结果 2,231
www.eeworm.com/read/234468/14111719
s keyscan.s
.module KeyScan.c
.area text(rom, con, rel)
.dbfile F:\job\M16学习板\按键实验(实验二)\KeyScan.c
.dbfile F:\job\M16学习板\按键实验(实验二)\..\ICC_H\SOFTWARE.h
.dbfunc e ChangeIntToHex _ChangeIntToHex fV
;
www.eeworm.com/read/234468/14111721
_c keyscan._c
/*******************************************************************
实验二
实验名称: 键盘扫描实验
实验目的: 进一步了解AVR单片机端口的操作,加深对AVR单片机端口寄存器的
理解
实验现象: 按键按下对应的LED发亮
环 境: ICCAVR6.31A
设
www.eeworm.com/read/233921/14127965
c keyscan.c
#include
extern void delay(int);
extern int key_code[16];
extern int flag;
void keyscan(void)
{
int key_P_IOA_Data,keyvalue1;
int key_i;
*P_IOA_Dir|=0xf000;
www.eeworm.com/read/233377/14156664
c keyscan.c
#include
#include
#define uchar unsigned char
#define uint unsigned int
#define TRUE 1
#define FALSE 0
#define UP 0x0d;
#define DOWN 0x0e;
#define CANCEL 0x0a;
#define E
www.eeworm.com/read/130423/14194883
v keyscan.v
//
`timescale 1ms/100us
module keyscan(rst,oe,rd,cs,scanclk,y,r,dout,int);
//inputs
input rst,oe,rd,cs,scanclk;//reset,output enable,read (from uP),
//chip select, scan
www.eeworm.com/read/231840/14218107
c keyscan.c
/**************************************************************
4*4 Key Scan
**************************************************************/
#include "def.h"
#include "option.h"
#include "2440a
www.eeworm.com/read/230808/14273585
c keyscan.c
#include
//#include
//unsigned char code BCD[]={0x3f,0x06,0x5b,0x4f, //此处是将0-F转换成相应的BCD码
// 0x66,0x6d,0x7d,0x07,
// 0x7f,0x
www.eeworm.com/read/230808/14273586
obj keyscan.obj
www.eeworm.com/read/230808/14273588
lst keyscan.lst
C51 COMPILER V7.08 KEYSCAN 05/12/2007 17:30:02 PAGE 1
C51 COMPILER V7.08, COMPILATION OF MODULE KEYSCAN
OBJECT MODULE PLACED IN
www.eeworm.com/read/127471/14352387
c keyscan.c
void KeyScan(void) /* 键盘扫描 */
{
unsigned char i,j,kv0,kv1,kv2,kv3,kv4;
i = 0;
j = 0;
P1 = 0xEF;
kv0=P1; /* 读入键值 */
P1 = 0xDF;
kv1=P1;
P1 = 0xBF;
kv2=P1;
P