发布时间 : 星期三 文章密码锁设计更新完毕开始阅读
附录： a、器件清单
器件名称 规格型号 编号 数量 备注 22
b、源程序
#include
#define uchar unsigned char #define uint unsigned int #define w 4 sbit key = P2^0; sbit alam = P2^1; sbit open_led=P2^2; sbit lcd1602_rs=P2^5; sbit lcd1602_rw=P2^6; sbit lcd1602_en=P2^7; sbit Scl=P3^4; sbit Sda=P3^5; sbit xianshi = P3^7; bit operation=0; bit pass=0; bit mmsd=0;
void Delay5Ms(void) {
unsigned int TempCyc = 5552; while(TempCyc--); }
void Delay400Ms(void) {
unsigned char TempCycA = 5; unsigned int TempCycB; while(TempCycA--) {
TempCycB=7269; while(TempCycB--); } }
bit ReInputEn=0;
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河南工业职业技术学院
bit s3_keydown=0; bit key_disable=0;
unsigned char countt0,second; void Delay5Ms(void);
static unsigned char tmp2=80; unsigned char m,d,sjmbz=0;
unsigned char code a[]={0xFE,0xFD,0xFB,0xF7};
unsigned char code name[] = {%unsigned char code Correct[] = {%unsigned char code Error[] = {\ unsigned char code suijishu[] = {\ unsigned char code set[] = {\ unsigned char code sjp[] = {%unsigned char code start_line[] = {%unsigned char code codepass[] = {%unsigned char code LockOpen[] = {\ unsigned char code SetNew[] = {%unsigned char code Input[] = {\ unsigned char code ResetOK[] = {%unsigned char code Er_try[] = {%unsigned char code again[] = {%unsigned char code initword[] = {%unsigned char InputData[4]; unsigned char CurrentPassword[4]={1,3,1,4}; unsigned char TempPassword[4]; unsigned char N=0; unsigned char cun[1]; unsigned char C=3; unsigned char ErrorCont; unsigned char CorrectCont; unsigned char ReInputCont;
unsigned char code initpassword[4]={0,0,0,0}; void mDelay(uint t) {
uchar i; while(t--) {
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河南工业职业技术学院
for(i=0;i<125;i++) {;} } }
void Nop(void) {
_nop_(); _nop_(); _nop_(); _nop_(); }
void Start(void) {
Sda=1; Scl=1; Nop(); Sda=0; Nop(); }
void Stop(void) {
Sda=0; Scl=1; Nop(); Sda=1; Nop(); }
void Ack(void) {
Sda=0; Nop(); Scl=1; Nop(); Scl=0; }
void NoAck(void) {
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