206-12864+DS1302时钟+18B20温度计单片机C语言源码.zip项目程序C语言源码下载

#include <REG51.H> #include <intrins.h> #define uint unsigned int #define uchar unsigned char sbit DS1302_CLK = P2^4; //实时时钟时钟线引脚 sbit DS1302_IO = P2^5; //实时时钟数据线引脚 sbit DS1302_RST = P2^6; //实时时钟复位线引脚 sbit DQ = P2^7; //温度传送数据IO口 sbit ACC0 = ACC^0; sbit ACC7 = ACC^7; uchar hide_sec,hide_min,hide_hour,hide_day,hide_week,hide_month,hide_year; //秒,分,时到日,月,年位闪的计数 sbit Set = P1^0; //模式切换键 对应实验板SW19 sbit Up = P1^1; //加法按钮 对应实验板SW20 sbit Down= P1^2; //减法按钮 对应实验板SW21 sbit out = P1^3; //立刻跳出调整模式按钮 对应实验板SW22 uchar done,count,temp,up_flag,down_flag; uchar temp_value,temp1_value; //temp_value温度值正数部分 temp1_value温度值小数部分 uchar TempBuffer[8],week_value[3]; void show_time(); //液晶显示程序 //**************************************** //12864液晶显示部分子程序模块 //**************************************** sbit rs = P3^0; sbit rw = P3^1; sbit e = P3^2; #define lcddata P0 sbit busy=P0^7; //lcd busy bit void wr_d_lcd(uchar content); void wr_i_lcd(uchar content); void clrram_lcd (void); void init_lcd(void); void busy_lcd(void); void rev_row_lcd(uchar row); void rev_co_lcd(uchar row,uchar col,uchar mode); void clr_lcd(void); void wr_co_lcd(uchar row,uchar col,uchar lcddata1,uchar lcddtta2); void wr_row_lcd(uchar row,char *p); //********************************** //液晶初始化 //********************************** void init_lcd(void) { wr_i_lcd(0x06); /*光标的移动方向*/ wr_i_lcd(0x0c); /*开显示，关游标*/ } //*********************************** //填充液晶DDRAM全为空格 //********************************** void clrram_lcd (void) { wr_i_lcd(0x30); wr_i_lcd(0x01); } //*********************************** //对液晶写数据 //content为要写入的数据 //*********************************** void wr_d_lcd(uchar content) { busy_lcd(); rs=1; rw=0; lcddata=content; e=1; ; e=0; } //******************************** //对液晶写指令 //content为要写入的指令代码 //***************************** void wr_i_lcd(uchar content) { busy_lcd(); rs=0; rw=0; lcddata=content; e=1; ; e=0; } //******************************** //液晶检测忙状态 //在写入之前必须执行 //******************************** void busy_lcd(void) { lcddata=0xff; rs=0; rw=1; e =1; while(busy==1); e =0; } //******************************** //指定要显示字符的坐标 //******************************* void gotoxy(unsigned char y, unsigned char x) { if(y==1) wr_i_lcd(0x80|x); if(y==2) wr_i_lcd(0x90|x); if(y==3) wr_i_lcd((0x80|x)+8); if(y==4) wr_i_lcd((0x90|x)+8); } //********************************** //液晶显示字符串程序 //********************************** void print(uchar *str) { while(*str!='\0') { wr_d_lcd(*str); str++; } } //*********************************** //DS1302时钟部分子程序模块 //*********************************** typedef struct __SYSTEMTIME__ { uchar Second; uchar Minute; uchar Hour; uchar Week; uchar Day; uchar Month; uchar Year; uchar DateString[11]; uchar TimeString[9]; }SYSTEMTIME; //定义的时间类型 SYSTEMTIME CurrentTime; #define AM(X) X #define PM(X) (X+12) // 转成24小时制 #define DS1302_SECOND 0x80 //时钟芯片的寄存器位置,存放时间 #define DS1302_MINUTE 0x82 #define DS1302_HOUR 0x84 #define DS1302_WEEK 0x8A #define DS1302_DAY 0x86 #define DS1302_MONTH 0x88 #define DS1302_YEAR 0x8C //********************************** //实时时钟写入一字节(内部函数) //********************************** void DS1302InputByte(uchar d) { uchar i; ACC = d; for(i=8; i>0; i--) { DS1302_IO = ACC0; //相当于汇编中的 RRC DS1302_CLK = 1; DS1302_CLK = 0; ACC = ACC >> 1; } } //************************************* //实时时钟读取一字节(内部函数) //************************************* uchar DS1302OutputByte(void) { uchar i; for(i=8; i>0; i--) { ACC = ACC >>1; //相当于汇编中的 RRC ACC7 = DS1302_IO; DS1302_CLK = 1; DS1302_CLK = 0; } return(ACC); } //************************************** //ucAddr: DS1302地址, ucData: 要写的数据 //************************************** void Write1302(uchar ucAddr, uchar ucDa) { DS1302_RST = 0; DS1302_CLK = 0; DS1302_RST = 1; DS1302InputByte(ucAddr); // 地址，命令 DS1302InputByte(ucDa); // 写1Byte数据 DS1302_CLK = 1; DS1302_RST = 0; } //************************************** //读取DS1302某地址的数据 //************************************** uchar Read1302(uchar ucAddr) { uchar ucData; DS1302_RST = 0; DS1302_CLK = 0; DS1302_RST = 1; DS1302InputByte(ucAddr|0x01); // 地址，命令 ucData = DS1302OutputByte(); // 读1Byte数据 DS1302_CLK = 1; DS1302_RST = 0; return(ucData); } //****************************************** //获取时钟芯片的时钟数据到自定义的结构型数组 //****************************************** void DS1302_GetTime(SYSTEMTIME *Time) { uchar ReadValue; ReadValue = Read1302(DS1302_SECOND); Time->Second = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);//转换为相应的10进制数 ReadValue = Read1302(DS1302_MINUTE); Time->Minute = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F); ReadValue = Read1302(DS1302_HOUR); Time->Hour = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F); ReadValue = Read1302(DS1302_DAY); Time->Day = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F); ReadValue = Read1302(DS1302_WEEK); Time->Week = ((ReadValue&0x10)>>4)*10 + (ReadValue&0x0F); ReadValue = Read1302(DS1302_MONTH); Time->Month = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F); ReadValue = Read1302(DS1302_YEAR); Time->Year = ((ReadValue&0xf0)>>4)*10 + (ReadValue&0x0F); } //****************************************** //将时间年,月,日,星期数据转换成液 //晶显示字符串,放到数组里DateString[] //****************************************** void DateToStr(SYSTEMTIME *Time) { uchar tab[ ]={0XD2,0XBB,0XB6,0XFE,0XC8,0XFD,0XCB,0XC4,0XCE,0XE5,0XC1,0XF9,0XC8,0XD5}; if(hide_year<2) //这里的if,else语句都是判断位闪烁,<2显示数据,>2就不显示,输出字符串为 2007/07/22 { Time->DateString[0] = '2'; Time->DateString[1] = '0'; Time->DateString[2] = Time->Year/10 + '0'; Time->DateString[3] = Time->Year%10 + '0'; } else { Time->DateString[0] = ' '; Time->DateString[1] = ' '; Time->DateString[2] = ' '; Time->DateString[3] = ' '; } Time->DateString[4]='-'; if(hide_month<2) { Time->DateString[5] = Time->Month/10 + '0'; Time->DateString[6] = Time->Month%10 + '0'; } else { Time->DateString[5] = ' '; Time->DateString[6] = ' '; } Time->DateString[7]='-'; if(hide_day<2) { Time->DateString[8] = Time->Day/10 + '0'; Time->DateString[9] = Time->Day%10 + '0'; } else { Time->DateString[8] = ' '; Time->DateString[9] = ' '; } if(hide_week<2) { week_value[0] =tab[2*(Time->Week%10)-2]; //星期的数据另外放到 week_value[]数组里,跟年,月,日的分开存放,因为等一下要在最后显示 week_value[1] =tab[2*(Time->Week%10)-1]; } else { week_value[0] = ' '; week_value[1]=' '; } week_value[2] = '\0'; Time->DateString[10] = '\0'; //字符串末尾加 '\0' ,判断结束字符 } //****************************************** //将时,分,秒数据转换成液晶 //显示字符放到数组 TimeString[] //***************************************** void TimeToStr(SYSTEMTIME *Time) { if(hide_hour<2) { Time->TimeString[0] = Time->Hour/10 + '0'; Time->TimeString[1] = Time->Hour%10 + '0'; } else {