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[求助]
哥哥姐姐们谁给我个单片机开发板万年历的C语言程序
|
| 可以在Keil上编译的，谢谢！给分的哦 |
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【答案】应助回帖
感谢参与，应助指数 +1
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/************************************************************************** THE REAL TIMER DS1302 DRIVER LIB COPYRIGHT (c) 2005 BY JJJ. -- ALL RIGHTS RESERVED -- File Name: DS1302.h Author: Jiang Jian Jun Created: 2003/7/21 Modified: NO Revision: 1.0 ***************************************************************************/ #ifndef _REAL_TIMER_DS1302_2003_7_21_ #define _REAL_TIMER_DS1302_2003_7_21_ sbit DS1302_CLK = P1^6; //实时时钟时钟线引脚 sbit DS1302_IO = P1^7; //实时时钟数据线引脚 sbit DS1302_RST = P1^5; //实时时钟复位线引脚 sbit ACC0 = ACC^0; sbit ACC7 = ACC^7; char hide_sec,hide_min,hide_hour,hide_day,hide_week,hide_month,hide_year; 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 #define AM(X) X #define PM(X) (X+12) // 转成24小时制 #define DS1302_SECOND 0x80 #define DS1302_MINUTE 0x82 #define DS1302_HOUR 0x84 #define DS1302_WEEK 0x8A #define DS1302_DAY 0x86 #define DS1302_MONTH 0x88 #define DS1302_YEAR 0x8C #define DS1302_RAM(X) (0xC0+(X)*2) //用于计算 DS1302_RAM 地址的宏 void DS1302InputByte(unsigned char d) //实时时钟写入一字节(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) //实时时钟读取一字节(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) //读取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_SetProtect(bit flag) //是否写保护 { if(flag) Write1302(0x8E,0x10); else Write1302(0x8E,0x00); } void DS1302_SetTime(unsigned char Address, unsigned char Value) // 设置时间函数 { DS1302_SetProtect(0); Write1302(Address, ((Value/10)<<4 | (Value%10))); } void DS1302_GetTime(SYSTEMTIME *Time) { 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) { if(hide_year<2) { Time->DateString[0] = Time->Year/10 + '0'; Time->DateString[1] = Time->Year%10 + '0'; } else { Time->DateString[0] = ' '; Time->DateString[1] = ' '; } Time->DateString[2] = '-'; if(hide_month<2) { Time->DateString[3] = Time->Month/10 + '0'; Time->DateString[4] = Time->Month%10 + '0'; } else { Time->DateString[3] = ' '; Time->DateString[4] = ' '; } Time->DateString[5] = '-'; if(hide_day<2) { Time->DateString[6] = Time->Day/10 + '0'; Time->DateString[7] = Time->Day%10 + '0'; } else { Time->DateString[6] = ' '; Time->DateString[7] = ' '; } if(hide_week<2) { Time->DateString[8] = ' '; Time->DateString[9] = Time->Week%10 + '0'; } else { Time->DateString[8] = ' '; Time->DateString[9] = ' '; } Time->DateString[10] = '\0'; } void TimeToStr(SYSTEMTIME *Time) { if(hide_hour<2) { Time->TimeString[0] = Time->Hour/10 + '0'; Time->TimeString[1] = Time->Hour%10 + '0'; } else { Time->TimeString[0] = ' '; Time->TimeString[1] = ' '; } Time->TimeString[2] = ':'; if(hide_min<2) { Time->TimeString[3] = Time->Minute/10 + '0'; Time->TimeString[4] = Time->Minute%10 + '0'; } else { Time->TimeString[3] = ' '; Time->TimeString[4] = ' '; } Time->TimeString[5] = ':'; if(hide_sec<2) { Time->TimeString[6] = Time->Second/10 + '0'; Time->TimeString[7] = Time->Second%10 + '0'; } else { Time->TimeString[6] = ' '; Time->TimeString[7] = ' '; } Time->DateString[8] = '\0'; } void Initial_DS1302(void) { unsigned char Second=Read1302(DS1302_SECOND); Write1302(0x8e,0x00); //写入允许 Write1302(0x80,0x50); Write1302(0x82,0x56); Write1302(0x84,0x22); Write1302(0x8e,0x80); //禁止写入 if(Second&0x80) DS1302_SetTime(DS1302_SECOND,0x80); } #endif |
2楼2012-04-18 15:48:56
