LCD带温度显示万年历35847.docVIP

LCD带温度显示万年历(2009-4-5 15:02:00)【收藏】 【评论】 【打印】 【关闭】 标签:1 #include reg52.h #include intrins.h #define uchar unsigned char #define uint unsigned int #define LCD_Data P2 #define Busy 0x80 //用于检测LCD状态字中的Busy标识 sbit DQ = P1^3; sbit lcdrs = P3^5; //数据命令选择端 （H/L） sbit lcdrw = P3^6; //读写选择端 （H/L） sbit lcde = P3^7; //使能信号 sbit SCL2=P1^0; //SCL2定义为P1口的第3位脚，连接DS1302SCL和ADC0831SCL脚 sbit SDA2=P1^1; //SDA2定义为P1口的第4位脚，连接DS1302SCL和ADC0831SDA脚 sbit RST = P1^2; // DS1302片选脚 sbit key0 = P0^0; //定义三个按键 sbit key1 = P0^1; //加按键 sbit key2 = P0^2; //减按键 sbit H1 = P0^3; sbit L=P0^4; bit presence ; uchar code cdis2[ ] = { . C } ; uchar buzyc,funtion_flag=0,temp_num; char shi,fen,miao,nian,yue,ri,xin; uchar beep; unsigned char data temp_data[2] = {0x00,0x00} ; unsigned char data display[5] = {0x00,0x00,0x00,0x00,0x00} ; unsigned char code ditab[16] = {0x00,0x01,0x01,0x02,0x03,0x03,0x04,0x04, 0x05,0x06,0x06,0x07,0x08,0x08,0x09,0x09} ; unsigned char code mytab[8] = {0x0C,0x12,0x12,0x0C,0x00,0x00,0x00,0x00} ; unsigned char l_tmpdate[8]={0x00,59,12,19,2,8,2};//显示初值 unsigned char l_tmpdisplay[8]={0x40,0x40,0x40,0x40,0x40,0x40,0x40,0};//待显示的数 code unsigned char write_rtc_address[7]={0x80,0x82,0x84,0x86,0x88,0x8c,0x8a}; //1302写入地址 code unsigned char read_rtc_address[7]={0x81,0x83,0x85,0x87,0x89,0x8d,0x8b};//1302读出地址 code unsigned char table[]= {0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x40,0x00};//共阴数码管 0-9 - 熄灭‘表 uchar date1[]=MON; uchar date2[]=TUE; uchar date3[]=WED; uchar date4[]=THU; uchar date5[]=FRI; uchar date6[]=SAT; uchar date7[]=SUN; #define delayNOP() ; {_nop_() ;_nop_() ;_nop_() ;_nop_() ;} ; /***************************************************************************************************** 字节写入子函数： 将要写入的数字先右移一位，是最低位溢出，然后在scl2的一个上升沿数据被写入DS1302,注意 数据的写入时从低位到高位 ******************************************************************************************