51单片机驱动5110

#include#include#define uint unsigned int#define uchar unsigned char#define DS1302_second_write 0x80/秒 #define DS1302_second_read 0x81#define DS1302_minute_write 0x82/分#define DS1302_minute_read 0x83#define DS1302_hour_write 0x84/时#define DS1302_hour_read 0x85#define DS1302_day_write 0x86/日#define DS1302_day_read 0x87#define DS1302_month_write 0x88/月#define DS1302_month_read 0x89#define DS1302_week_write 0x8a/星期#define DS1302_week_read 0x8b#define DS1302_year_write 0x8c/年#define DS1302_year_read 0x8dsbit ret=P10;sbit sce=P11;sbit dc=P12;sbit sdin=P13;sbit sclk=P14;sbit SCLK=P21;sbit IO=P20;sbit RST=P24;void DS1302_write(uchar,uchar,uchar);uchar DS1302_read(uchar);void DS1302_init();void readtime();void Delay_100us(uint);void LCD_write(uchar,uchar);void LCD_clear();uchar aa6=0,0,0,0,0,0;uchar code a126= 0x00, 0x3E, 0x51, 0x49, 0x45, 0x3E , / 0 0x00, 0x00, 0x42, 0x7F, 0x40, 0x00 , / 1 0x00, 0x42, 0x61, 0x51, 0x49, 0x46 , / 2 0x00, 0x21, 0x41, 0x45, 0x4B, 0x31 , / 3 0x00, 0x18, 0x14, 0x12, 0x7F, 0x10 , / 4 0x00, 0x27, 0x45, 0x45, 0x45, 0x39 , / 5 0x00, 0x3C, 0x4A, 0x49, 0x49, 0x30 , / 6 0x00, 0x01, 0x71, 0x09, 0x05, 0x03 , / 7 0x00, 0x36, 0x49, 0x49, 0x49, 0x36 , / 8 0x00, 0x06, 0x49, 0x49, 0x29, 0x1E , / 9 0x00, 0x00, 0x36, 0x36, 0x00, 0x00 , 0x00, 0x10, 0x10, 0x10, 0x10, 0x00, / :;void Delay()_nop_();_nop_();_nop_();_nop_();void delay(uint x)uint y,z;for(y=x;y0;y-)for(z=110;z0;z-);void DS1302_init()DS1302_write(0x8e,0x00,0); /写不保护指令DS1302_write(DS1302_second_write,48,1);DS1302_write(DS1302_minute_write,58,1);DS1302_write(DS1302_hour_write,15,1);DS1302_write(DS1302_day_write,16,1);DS1302_write(DS1302_month_write,4,1);/DS1302_write(DS1302_week_write,6,1);DS1302_write(DS1302_year_write,14,1);DS1302_write(0x8e,0x80,0); /写入保护指令void Init()ret=0; /复位/等待Delay_100us(1);ret=1;/指令LCD_write(0x21,0); / 使用扩展命令设置LCD模式 /水平寻址、芯片是活动的、使用扩展指令集。 /以下均是扩展指令LCD_write(0x06,0); / 温度校正 /设置温度TC0、TC1位1、0LCD_write(0x13,0); / 1:48LCD_write(0x21,0); / 使用扩展命令设置LCD模式LCD_write(0xc8,0); / 设置偏置电压 LCD_clear(); /清屏 LCD_write(0x0c,0); /设定显示模式，正常显示sce=0; /关闭SCEvoid LCD_write(uchar datas,uchar d)uint i;sce=0;/当SCE为低时，SCLK时钟脉冲起作用。dc=d;for(i=0;i8;i+)sclk=0;if(datas & 0x80)sdin=1;else sdin=0;sclk=1;datas=datas1;sce=1;/当SCE为高时，SCLK时钟脉冲不起作用。void LCD_clear()uint i;LCD_write(0x20,0);/ 使用基本命令LCD_write(0x40,0);/设置RAM的Y地址 LCD_write(0x80,0);/设置RAM的X地址 for (i=0; i504; i+) LCD_write(0x00, 1);void Set_xy(uchar x,uchar y)LCD_write(0x20,0);LCD_write(0x40|y,0);LCD_write(0x80|x,0); void Delay_100us(uint t)uint i,j;for(i=0;it;i+)for(j=0;j45;j+);void Write_digital(uchar si0,uchar si1,uchar fn0,uchar fn1,uchar mao0,uchar mao1)uint j;Set_xy(01,4);for(j=0;j6;j+)LCD_write(asi0j,1);Set_xy(11,4);for(j=0;j6;j+)LCD_write(asi1j,1);Set_xy(21,4);for(j=0;j6;j+)LCD_write(a10j,1);Set_xy(31,4);for(j=0;j6;j+)LCD_write(afn0j,1);Set_xy(41,4);for(j=0;j6;j+)LCD_write(afn1j,1);Set_xy(51,4);for(j=0;j6;j+)LCD_write(a10j,1);Set_xy(61,4);for(j=0;j6;j+)LCD_write(amao0j,1);Set_xy(71,4);for(j=0;j6;j+)LCD_write(amao1j,1); void Write_digita2(uchar nian0,uchar nian1,uchar yue0,uchar yue1,uchar ri0,uchar ri1)uint j;Set_xy(25,0);for(j=0;j6;j+)LCD_write(a2j,1);Set_xy(35,0);for(j=0;j6;j+)LCD_write(a0j,1);Set_xy(45,0);for(j=0;j6;j+)LCD_write(anian0j,1);Set_xy(55,0);for(j=0;j6;j+)LCD_write(anian1j,1);Set_xy(20,2);for(j=0;j6;j+)LCD_write(ayue0j,1);Set_xy(30,2);for(j=0;j6;j+)LCD_write(ayue1j,1);Set_xy(40,2);for(j=0;j6;j+)LCD_write(a11j,1);Set_xy(50,2);for(j=0;j6;j+)LCD_write(ari0j,1);Set_xy(60,2);for(j=0;j6;j+)LCD_write(ari1j,1); void write_byte(uchar k)uchar i;SCLK=0;Delay();Delay();for(i=0;i=1;uchar read_byte()uchar i,dat;Delay();for(i=0;i=1;if(IO=1)dat|=0x80;SCLK=1;Delay();Delay();SCLK=0;Delay();Delay();return dat;void DS1302_write(uchar address,uchar dat,uchar flag)SCLK=0;RST=0;RST=1;Delay();Delay();if(flag=1)write_byte(address);write_byte(dat/10)4)|(dat%10);elsewrite_byte(address);write_byte(dat);RST=0;uchar DS1302_read(uchar address)uchar dat;SCLK=0;RST=0;RST=1;Delay();write_byte(address);dat=read_byte();dat=dat/16*10+dat%16;RST=0;return dat;void readtime()aa0=DS1302_read(0x81);/读秒aa1=DS1302_read(0x83); /读分aa2=DS1302_read(0x85);/读时aa3=DS1302_read(0x87);/读日aa4=DS1302_read(0x89);/读月 / a5=DS1302_read(0x8b);/读周aa5=DS1302_read(0x8d);/读年void main()uchar shi0,shi1,fen0,fen1,miao0,miao1,nian0,nian1,yue0,yue1,ri0,ri1;DS1302_init();delay(20);readtime();delay(50);Init();delay(20);while(1)readtime();shi0=aa2