📄 ref1.c
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# #include <reg51.h>
# #include <intrins.h>
# //#include "LCD1602.h"
# //#include "DS1302.h"
# #define uint unsigned int
# #define uchar unsigned char
# sbit DS1302_CLK = P1^7; //实时时钟时钟线引脚
# sbit DS1302_IO = P1^6; //实时时钟数据线引脚
# sbit DS1302_RST = P1^5; //实时时钟复位线引脚
# sbit wireless_1 = P3^0;
# sbit wireless_2 = P3^1;
# sbit wireless_3 = P3^2;
# sbit wireless_4 = P3^3;
# sbit ACC0 = ACC^0;
# sbit ACC7 = ACC^7;
# char hide_sec,hide_min,hide_hour,hide_day,hide_week,hide_month,hide_year; //秒,分,时到?,月,年位闪的计数
# sbit Set = P2^0; //模式?换键
# sbit Up = P2^1; //加法按钮
# sbit Down = P2^2; //减法按钮
# sbit out = P2^3; //立刻跳出调整模式按钮
# sbit DQ = P1^0; //温度传送数据IO口
# char done,count,temp,flag,up_flag,down_flag;
# uchar temp_value; //温度值
# uchar TempBuffer[5],week_value[2];
#
#
# void show_time(); //液晶显示程序
# /***********1602液晶显示部分子程序****************/
#
#
# //Port Definitions**********************************************************
# sbit LcdRs = P2^5;
# sbit LcdRw = P2^6;
# sbit LcdEn = P2^7;
# sfr DBPort = 0x80; //P0=0x80,P1=0x90,P2=0xA0,P3=0xB0.数据端口
#
# //内部等待函数**************************************************************************
# unsigned char LCD_Wait(void)
# {
# LcdRs=0;
# LcdRw=1; _nop_();
# LcdEn=1; _nop_();
#
# LcdEn=0;
# return DBPort;
# }
# //向LCD写?命令或数据************************************************************
# #define LCD_COMMAND 0 // Command
# #define LCD_DATA 1 // Data
# #define LCD_CLEAR_SCREEN 0x01 // ??
# #define LCD_HOMING 0x02 // 光标返回原点
# void LCD_Write(bit style, unsigned char input)
# {
# LcdEn=0;
# LcdRs=style;
# LcdRw=0; _nop_();
# DBPort=input; _nop_();//注意顺序
# LcdEn=1; _nop_();//注意顺序
# LcdEn=0; _nop_();
# LCD_Wait();
# }
#
# //设置显示模式************************************************************
# #define LCD_SHOW 0x04 //显示开
# #define LCD_HIDE 0x00 //显示关
#
# #define LCD_CURSOR 0x02 //显示光标
# #define LCD_NO_CURSOR 0x00 //无光标
#
# #define LCD_FLASH 0x01 //光标闪动
# #define LCD_NO_FLASH 0x00 //光标不闪动
#
# void LCD_SetDisplay(unsigned char DisplayMode)
# {
# LCD_Write(LCD_COMMAND, 0x08|DisplayMode);
# }
#
# //设置输?模式************************************************************
# #define LCD_AC_UP 0x02
# #define LCD_AC_DOWN 0x00 // default
#
# #define LCD_MOVE 0x01 // 画面可ix移
# #define LCD_NO_MOVE 0x00 //default
#
# void LCD_SetInput(unsigned char InputMode)
# {
# LCD_Write(LCD_COMMAND, 0x04|InputMode);
# }
#
# //初始化LCD************************************************************
# void LCD_Initial()
# {
# LcdEn=0;
# LCD_Write(LCD_COMMAND,0x38); //8位数据端口,2行显示,5*7点阵
# LCD_Write(LCD_COMMAND,0x38);
# LCD_SetDisplay(LCD_SHOW|LCD_NO_CURSOR); //开?显示, 无光标
# LCD_Write(LCD_COMMAND,LCD_CLEAR_SCREEN); //??
# LCD_SetInput(LCD_AC_UP|LCD_NO_MOVE); //AC递增, 画面不动
# }
#
# //液晶字符输?的位置************************
# void GotoXY(unsigned char x, unsigned char y)
# {
# if(y==0)
# LCD_Write(LCD_COMMAND,0x80|x);
# if(y==1)
# LCD_Write(LCD_COMMAND,0x80|(x-0x40));
# }
#
# //将字符输出到液晶显示
# void Print(unsigned char *str)
# {
# while(*str!='\0')
# {
# LCD_Write(LCD_DATA,*str);
# str++;
# }
# }
#
#
#
#
#
#
# /***********DS1302时钟部分子程序******************/
# typedef struct __SYSTEMTIME__
# {
# unsigned char Second;
# unsigned char Minute;
# unsigned char Hour;
# unsigned char Week;
# unsigned char Day;
# unsigned char Month;
# unsigned char Year;
# unsigned char DateString[11];
# unsigned char 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(2)的寄存?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
#
# void DS1302InputByte(unsigned char d) //实时时钟写?一字节(内部函数)
# {
# unsigned char 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;
# }
# }
#
# unsigned char DS1302OutputByte(void) //实时时钟读?一字节(内部函数)
# {
# unsigned char 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);
# }
#
# void Write1302(unsigned char ucAddr, unsigned char ucDa) //ucAddr: DS1302地址, ucData: 要写的数据
# {
# 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;
# }
#
# unsigned char Read1302(unsigned char ucAddr) //读?DS1302某地址的数据
# {
# unsigned char 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);
# }
#
#
#
# void DS1302_GetTime(SYSTEMTIME *Time) //获?时钟芯(2)的时钟数据到自定义的结构型数组
# {
# unsigned char ReadValue;
# ReadValue = Read1302(DS1302_SECOND);
# Time->Second = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
# 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&0x70)>>4)*10 + (ReadValue&0x0F);
# ReadValue = Read1302(DS1302_MONTH);
# Time->Month = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
# ReadValue = Read1302(DS1302_YEAR);
# Time->Year = ((ReadValue&0x70)>>4)*10 + (ReadValue&0x0F);
# }
#
# void DateToStr(SYSTEMTIME *Time) //将时间年,月,?,星?数据转换成液晶显示字符串,放到数组里DateString[]
# { 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] = Time->Week%10 + '0'; //星?的数据另外放到 week_value[]数组里,跟年,月,?的分开存放,因为等一下要在最后显示
# }
# else
# {
# week_value[0] = ' ';
# }
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