文档介绍：7电子密码锁
器件名称电阻
型号R5R6R7R1R2R3R4R10
R11C1C2
个数35126211111
封装AXIAL---3RAD----126SANJIGUANFENGMINGQI
LED
说明
滑动变阻
器
电容
C3C4C5C6C8C9
C7C10C11
极性电容
晶振单片机转化芯片并口二极管J2稳压芯片三极管蜂鸣器发光二极管液晶显示屏
电源接口线P1按钮
S1~S14D1D3D4SMC1602A
9VLM7805CTSTC89C52MAX232DB9IN4007
D7D8D9D1041111
整流二极
管电源接口
<5mA3111114
2红1绿
液晶接口
SW-PB1-15
源程序
#include<>#include<>#include<>#include<>#defineLCM_DataP0
#defineucharunsignedchar#defineuintunsignedint#definew4
sbitkey=P2^0;sbitalam=P2^1;sbitopen_led=P2^2;sbitlcd1602_rs=P2^5;sbitlcd1602_rw=P2^6;sbitlcd1602_en=P2^7;sbitScl=P3^4;sbitSda=P3^5;
sbitxianshi=P3^7;bitoperation=0;bitpass=0;bitmmsd=0;
voidDelay5Ms(void){
unsignedintTempCyc=5552;while(TempCyc--);}
voidDelay400Ms(void){
unsignedcharTempCycA=5;unsignedintTempCycB;while(TempCycA--){
TempCycB=7269;while(TempCycB--);}}
bitReInputEn=0;bits3_keydown=0;bitkey_disable=0;
unsignedcharcountt0,second;voidDelay5Ms(void);
staticunsignedchartmp2=80;unsignedcharm,d,sjmbz=0;unsignedcharcodea[]={0xFE,0xFD,0xFB,0xF7};unsignedcharcodename[]={"TongXin08"};
unsignedcharcodeCorrect[]={"right"};
unsignedcharcodeError[]={"wrong"};
unsignedcharcodesuijishu[]={"RandNumber:"};
unsignedcharcodeset[]={"setting:"};unsignedcharcodesjp[]={"keypadlocked"};
unsignedcharcodestart_line[]={"password:"};
unsignedcharcodecodepass[]={"ess"};
unsignedcharcodeLockOpen[]={"open"};
unsignedcharcodeSetNew[]={"SetNewWord"};
unsignedcharcodeInput[]={"input:"};
unsignedcharcodeResetOK[]={"ResetOK"};
unsignedcharcodeEr_try[]={"tryagain!"};
unsignedcharcodeagain[]={"inputagain"};
unsignedcharcodeinitword[]={"chushihua"};
unsignedcharInputData[4];unsignedcharCurrentPassword[4]={1,3,1,4};unsignedcharTempPassword[4];{
Sda=0;Scl=1;Nop();Sda=1;Nop();unsignedcharN=0;unsignedcharcun[1];unsigne