单片机照明灯智能控制器精要.doc

图7 照明灯智能控制器原理图 附页1： 程序清单 //************************************ //**********1602-LED or Clock********* //************************************ #include at89x52.h #include intrins.h //************************************************************ #define uchar unsigned char #define uint unsigned int #define ulong unsigned long uchar bdata flag; sbit start=flag^0;//设置时间标志位 sbit start1=flag^1; sbit start2=flag^2; sbit start3=flag^3; sbit start4=flag^4; sbit start5=flag^5; sbit start6=flag^6; sbit start7=flag^7; bit casp; sbit rs=P2^3; sbit rw=P2^4; sbit e =P2^5; uchar code table1[]={M,C,U, ,C,l,o,c, k, ,S,y,s,t,e,m}; uchar code table2[]={ , , , , ,:, , , :, , ,., , , , }; uchar code table3[]={0,1,2,3,4,5,6,7,8,9,S,e,t, , , }; uchar second_l,second,minte,hour; uchar count,buffer[7],count1; uchar tempsecond,tempminte,temphour; uchar tempdaysecond,tempdayminte,tempdayhour; void display(void); void scankey(void); void delaysecond(void); void delayfirst(void); void write(void); void enable(void); void sys_init2(void); void temptime(void); void checktime(void); void checkdaytime(void); void tempdaytime(void); void callmusic(void); void checkled(uchar checkled,uchar checkled1,uchar jnz); //***************************************************** uchar T1count; uchar T1minte; uchar bdata Tofirst1; sbit Tofirst=Tofirst1^0; sbit firstday=Tofirst1^1; //*************************** //**********main************* //*************************** void main(void) { uchar i; //定义字符变量 i P0=0x01;enable(); // P0=0x38;enable(); // P0=0x0c;enable(); // P0=0x80;enable(); // for(i=0;i16;i++) { P0=table1[i]; //从液晶显示地址(0x80),开始逐步写入16个字符 write(); //调用写数据子程序 } P0=0xc0;enable(); //液晶显示地址(0xc0) for(i=0;i16;i++) { P0=table2[i]; //从液晶显示地址(0xc0),开始逐步写入16个字符