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毕业设计论文

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0116、八位数字密码锁设计资料,毕业设计论文

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#include #define LCM_RW P3_1 /定义引脚#define LCM_RS P3_0#define LCM_E P3_2#define LCM_Data P2#define Busy 0x80 /用于检测LCM状态字中的Busy标识void WriteDataLCM(unsigned char WDLCM); /写数据void WriteCommandLCM(unsigned char WCLCM,BuysC); /写命令字unsigned char ReadDataLCM(void); /读数据unsigned char ReadStatusLCM(void); /读状态字void LCMInit(void);void DisplayOneChar(unsigned char X, unsigned char Y, unsigned char DData);void DisplayListChar(unsigned char X, unsigned char Y, unsigned char code *DData);void Delay5Ms(void);void Delay400Ms(void);void Delay4s(void);unsigned char code yftech = http:/;unsigned char code www = /www.;unsigned char code net = ;unsigned char code lianxi = TEL:371-63738296;unsigned char code mobile = 13523005136;unsigned char code QQ = QQ:55837550;unsigned char code Email = mail;unsigned char code Email_2 = ;void main(void)Delay400Ms(); /启动等待，等LCM讲入工作状态while(1)LCMInit(); /LCM初始化Delay5Ms(); /延时片刻(可不要)DisplayListChar(3, 0, yftech);DisplayListChar(9, 0, www);DisplayListChar(0, 1, net);/ ReadDataLCM(); /测试用句无意义Delay4s();/延时4秒LCMInit(); /LCM初始化DisplayListChar(0, 0, lianxi);DisplayListChar(4, 1, mobile); /空四格开始显示移动电话号码Delay4s();LCMInit(); /LCM初始化DisplayListChar(0, 0, QQ);DisplayListChar(12,0,Email);DisplayListChar(2,1,Email_2);Delay4s();/写数据void WriteDataLCM(unsigned char WDLCM)ReadStatusLCM(); /检测忙LCM_Data = WDLCM;LCM_RS = 1;LCM_RW = 0;ntsLCM_E = 0; /若晶振速度太高可以在这后加小的延时LCM_E = 0; /延时LCM_E = 1;/写指令void WriteCommandLCM(unsigned char WCLCM,BuysC) /BuysC为0时忽略忙检测if (BuysC) ReadStatusLCM(); /根据需要检测忙LCM_Data = WCLCM;LCM_RS = 0;LCM_RW = 0; LCM_E = 0;LCM_E = 0;LCM_E = 1; /读数据unsigned char ReadDataLCM(void)LCM_RS = 1; LCM_RW = 1;LCM_E = 0;LCM_E = 0;LCM_E = 1;return(LCM_Data);/读状态unsigned char ReadStatusLCM(void)LCM_Data = 0xFF; LCM_RS = 0;LCM_RW = 1;LCM_E = 0;LCM_E = 0;LCM_E = 1;while (LCM_Data & Busy); /检测忙信号return(LCM_Data);void LCMInit(void) /LCM初始化LCM_Data = 0; /给数据端口送0WriteCommandLCM(0x38,0); /三次显示模式设置，不检测忙信号Delay5Ms(); WriteCommandLCM(0x38,1); /显示模式设置,开始要求每次检测忙信号WriteCommandLCM(0x08,1); /关闭显示WriteCommandLCM(0x01,1); /显示清屏WriteCommandLCM(0x06,1); / 显示光标移动设置WriteCommandLCM(0x0C,1); / 显示开及光标设置/按指定位置显示一个字符void DisplayOneChar(unsigned char X, unsigned char Y, unsigned char DData)Y &= 0x1;X &= 0xF; /限制X不能大于15，Y不能大于1ntsif (Y) X |= 0x40; /当要显示第二行时地址码 0x40;X |= 0x80; / 算出指令码WriteCommandLCM(X, 0); /这里不检测忙信号，发送地址码WriteDataLCM(DData);/按指定位置显示一串字符void DisplayListChar(unsigned char X, unsigned char Y, unsigned char code *DData)unsigned char ListLength;ListLength = 0;Y &= 0x1;X &= 0xF; /限制X不能大于15，Y不能大于1while (DDataListLength0x20) /若到达字串尾则退出if (X = 0xF) /X坐标应小于0xFDisplayOneChar(X, Y, DDataListLength); /显示单个字符ListLength = ListLength+1 ;X = X+1 ;/5ms延时void Delay5Ms(void)unsigned int TempCyc = 5552;while(TempCyc-);/400ms延时void Delay400Ms(void)unsigned char TempCycA = 5;unsigned int TempCycB;while(TempCycA-)TempCy