自己制作的单片机万年历程序+原理图+仿真+PCB+PPT -

#include <reg52.h> //调用单片机头文件
#define uchar unsigned char //无符号字符型宏定义变量范围0~255
#define uint unsigned int //无符号整型宏定义变量范围0~65535
#include "eeprom52.h"
#include "nongli.h"
#include "intrins.h"
bit flag_200ms ;
bit flag_100ms ;
sbit beep = P3^7; //蜂鸣器定义
bit flag_beep_en;
uint clock_value; //用作闹钟用的
sbit dq = P3^1; //18b20 IO口的定义
uint temperature ; //温度变量
uchar flag_nl; //农历阳历显示标志位
uchar menu_1,menu_2;
uchar key_time,flag_value; //用做连加的中间变量
bit key_500ms ;
uchar n_nian,n_yue,n_ri; //农历显示的函数
#include "ds1302.h"
#include "lcd1602.h"
/******************把数据保存到单片机内部eeprom中******************/
void write_eeprom()
{
SectorErase(0x2000);
byte_write(0x2000, fen1);
byte_write(0x2001, shi1);
byte_write(0x2002, open1);
byte_write(0x2058, a_a);
}
/******************把数据从单片机内部eeprom中读出来*****************/
void read_eeprom()
{
fen1 = byte_read(0x2000);
shi1 = byte_read(0x2001);
open1 = byte_read(0x2002);
a_a = byte_read(0x2058);
}
/**************开机自检eeprom初始化*****************/
void init_eeprom()
{
read_eeprom(); //先读
if(a_a != 1) //新的单片机初始单片机内问eeprom
{
fen1 = 3;
shi1 = 8;
open1 = 1;
a_a = 1;
write_eeprom(); //保存数据
}
}
/***********************18b20初始化函数*****************************/
void init_18b20()
{
bit q;
dq = 1; //把总线拿高
delay_uint(1); //15us
dq = 0; //给复位脉冲
delay_uint(80); //750us
dq = 1; //把总线拿高等待
delay_uint(10); //110us
q = dq; //读取18b20初始化信号
delay_uint(20); //200us
dq = 1; //把总线拿高释放总线
}
/*************写18b20内的数据***************/
void write_18b20(uchar dat)
{
uchar i;
for(i=0;i<8;i++)
{ //写数据是低位开始
dq = 0; //把总线拿低写时间隙开始
dq = dat & 0x01; //向18b20总线写数据了
delay_uint(5); // 60us
dq = 1; //释放总线
dat >>= 1;
}
}
/*************读取18b20内的数据***************/
uchar read_18b20()
{
uchar i,value;
for(i=0;i<8;i++)
{
dq = 0; //把总线拿低读时间隙开始
value >>= 1; //读数据是低位开始
dq = 1; //释放总线
if(dq == 1) //开始读写数据
value |= 0x80;
delay_uint(5); //60us 读一个时间隙最少要保持60us的时间
}
return value; //返回数据
}
/*************读取温度的值读出来的是小数***************/
uint read_temp()
{
uint value;
uchar low; //在读取温度的时候如果中断的太频繁了，就应该把中断给关了，否则会影响到18b20的时序
init_18b20(); //初始化18b20
write_18b20(0xcc); //跳过64位ROM
write_18b20(0x44); //启动一次温度转换命令
delay_uint(50); //500us
init_18b20(); //初始化18b20
write_18b20(0xcc); //跳过64位ROM
write_18b20(0xbe); //发出读取暂存器命令
EA = 0;
low = read_18b20(); //读温度低字节
value = read_18b20(); //读温度高字节
EA = 1;
value <<= 8; //把温度的高位左移8位
value |= low; //把读出的温度低位放到value的低八位中
value *= 0.625; //转换到温度值小数
return value; //返回读出的温度带小数
}
/******************1ms 延时函数*******************/
void delay_1ms(uint q)
{
uint i,j;
for(i=0;i<q;i++)
for(j=0;j<120;j++);
}
/******************写星期函数*******************/
void write_week(uchar hang,uchar add,uchar week)//写星期函数
{
if(hang==1)
write_com(0x80+add);
else
write_com(0x80+0x40+add);
switch(week)
{
case 1:write_data('M');//星期数为1时，显示
write_data('O');
write_data('N');
break;
case 2:write_data('T');//星期数据为2时显示
write_data('U');
write_data('E');
break;
case 3:write_data('W');//星期数据为3时显示
write_data('E');
write_data('D');
break;
case 4:write_data('T');//星期数据为4是显示
write_data('H');
write_data('U');
break;
case 5:write_data('F');//星期数据为5时显示
write_data('R');
write_data('I');
break;
case 6:write_data('S');//星期数据为6时显示
write_data('T');
write_data('A');
break;
case 7:write_data('S');//星期数据为7时显示
write_data('U');
write_data('N');
break;
}
}
/*************时钟显示***************/
void init_1602_ds1302()
{
write_sfm2_ds1302(1,1,shi); //显示时
write_sfm2_ds1302(1,4,fen); //显示分
write_sfm2_ds1302(1,7,miao); //显示秒
write_week(2,12,week);
//write_sfm1(1,14,week); //显示星期
write_sfm3_18B20(1,11,temperature); //显示温度
if(flag_nl == 0) //显示阳历
{
write_sfm2_ds1302(2,2,nian); //显示年
write_sfm2_ds1302(2,5,yue); //显示月
write_sfm2_ds1302(2,8,ri); //显示日
}
else //显示农历
{
write_sfm2_ds1302(2,2,n_nian); //显示年
write_sfm2_ds1302(2,5,n_yue); //显示月
write_sfm2_ds1302(2,8,n_ri); //显示日
}
}
/*************定时器0初始化程序***************/
void init_time0()
{
EA = 1; //开总中断
TMOD = 0X01; //定时器0、工作方式1
ET0 = 1; //开定时器0中断
TR0 = 1; //允许定时器0定时
}
/*************闹钟报警函数***************/
void menu_dis()
{
static uchar mm,value;
if(flag_100ms == 1) //100ms执行一次
{
flag_100ms = 0;
if(open1 == 1) //如果闹钟打开
{
if((miao == 0) && (fen == fen1) && (shi == shi1))
{
flag_beep_en = 1; //有报警打开蜂鸣器响的标志位
}
if(flag_beep_en == 1) //闹钟以被打开
{
clock_value++;
if(clock_value <= 30)
beep = ~beep; //蜂鸣器叫3秒
else if(clock_value > 30)
{
beep = 1; //蜂鸣器停1秒
if(clock_value > 40)
{
clock_value = 0;
}
}
// 1 分钟后自动关闭闹钟
value ++;
if(value >= 10)
{
value = 0;
mm++;
if(mm >= 60)
{
mm = 0;
flag_beep_en = 0;
beep = 1;
}
}
}
}
}
}
/********************独立按键程序*****************/
uchar key_can; //按键值
void key() //独立按键程序
{
static uchar key_new;
key_can = 20; //按键值还原
P3 |= 0x78; //对应的按键IO口输出为1
if((P3 & 0x78) != 0x78) //按键按下
{
delay_1ms(1); //按键消抖动
if(((P3 & 0x78) != 0x78) && (key_new == 1))
{ //确认是按键按下
key_new = 0;
switch(P3 & 0x78)
{
case 0x70: key_can = 4; break; //得到按键值
case 0x68: key_can = 3; break; //得到按键值
case 0x58: key_can = 2; break; //得到按键值
case 0x38: key_can = 1; break; //得到按键值
}
// write_sfm2(1,0,key_can); //显示按键值
}
}
else
key_new = 1;
}
/**********************设置函数************************/
void key_with()
{
if(key_can == 1)
{
menu_1++;
if(menu_1 == 1)
{
menu_2 = 1;
write_string(1,0," : : W: ");
write_string(2,0," 20 - - ");
}
if(menu_1 == 2)
{
menu_2 = 1;
write_string(1,0," set clock ");
write_string(2,0," Y 00:00 ");
}
if(menu_1 > 2)
{
menu_1 = 0;
write_guanbiao(1,2,0);
init_1602_dis_csf(); //初始化液晶显示
}
}
if(key_can == 2)
{
flag_200ms = 1;
if(menu_1 == 1)
{
menu_2 ++;
if(menu_2 > 7)
menu_2 = 1;
}
if(menu_1 == 2)
{
menu_2 ++;
if(menu_2 > 3)
menu_2 = 1;
}
}
if(menu_1 == 1)
{
if(menu_2 == 1)
{
if(key_can == 3)
{
shi+=0x01;
if((shi & 0x0f) >= 0x0a)
shi = (shi & 0xf0) + 0x10; ///***shi & 0xf0低四位清零，(shi & 0xf0) + 0x10向高位进1（高四位加1）***/// if(shi >= 0x24)
shi = 0;
}
if(key_can == 4)
{
if(shi == 0x00)
shi = 0x24;
if((shi & 0x0f) == 0x00)
shi = (shi | 0x0a) - 0x10; ///***如果个位为0，高四位减1***///
shi -- ;
}
}
if(menu_2 == 2)
{
if(key_can == 3)
{
fen+=0x01;
if((fen & 0x0f) >= 0x0a)
fen = (fen & 0xf0) + 0x10;
if(fen >= 0x60)
fen = 0;
}
if(key_can == 4)
{
if(fen == 0x00)
fen = 0x5a;
if((fen & 0x0f) == 0x00)
fen = (fen | 0x0a) - 0x10;
fen -- ;
}
}
if(menu_2 == 3)
{
if(key_can == 3)
{
miao+=0x01;
if((miao & 0x0f) >= 0x0a)
miao = (miao & 0xf0) + 0x10;
if(miao >= 0x60)
miao = 0;
}
if(key_can == 4)
{
if(miao == 0x00)
miao = 0x5a;
if((miao & 0x0f) == 0x00)
miao = (miao | 0x0a) - 0x10;
miao -- ;
}
}
if(menu_2 == 4)
{
if(key_can == 3)
{
week+=0x01;
if((week & 0x0f) >= 0x0a)
week = (week & 0xf0) + 0x10;
if(week >= 0x08)
week = 1;
}
if(key_can == 4)
{
if(week == 0x01)
week = 0x08;
if((week & 0x0f) == 0x00)
week = (week | 0x0a) - 0x10;
week -- ;
}
}
if(menu_2 == 5)
{
if(key_can == 3)
{
nian+=0x01;
if((nian & 0x0f) >= 0x0a)
nian = (nian & 0xf0) + 0x10;
if(nian >= 0x9a)
nian = 1;
}
if(key_can == 4)
{
if(nian == 0x01)
nian = 0x9a;
if((nian & 0x0f) == 0x00)
nian = (nian | 0x0a) - 0x10;
nian -- ;
}
}
if(menu_2 == 6)
{
if(key_can == 3)
{
yue+=0x01;
if((yue & 0x0f) >= 0x0a)
yue = (yue & 0xf0) + 0x10;
if(yue >= 0x13)
yue = 1;
}
if(key_can == 4)
{
if(yue == 0x01)
yue = 0x13;
if((yue & 0x0f) == 0x00)
yue = (yue | 0x0a) - 0x10;
yue -- ;
}
}
if(menu_2 == 7)
{
if(key_can == 3)
{
ri+=0x01;
if((ri & 0x0f) >= 0x0a)
ri = (ri & 0xf0) + 0x10;
if(ri >= 0x32)
ri = 0;
}
if(key_can == 4)
{
if(ri == 0x01)
ri = 0x32;
if((ri & 0x0f) == 0x00)
ri = (ri | 0x0a) - 0x10;
ri -- ;
}
}
write_sfm2_ds1302(1,2,shi);
write_sfm2_ds1302(1,5,fen);
write_sfm2_ds1302(1,8,miao);
write_sfm1(1,14,week);
write_sfm2_ds1302(2,3,nian);
write_sfm2_ds1302(2,6,yue);
write_sfm2_ds1302(2,9,ri);
///***write_sfm3_18B20(2,12,temperature);
switch(menu_2) // 光标显示
{
case 1: write_guanbiao(1,2,1); break;
case 2: write_guanbiao(1,5,1); break;
case 3: write_guanbiao(1,8,1); break;
case 4: write_guanbiao(1,14,1); break;
case 5: write_guanbiao(2,3,1); break;
case 6: write_guanbiao(2,6,1); break;
case 7: write_guanbiao(2,9,1); break;
}
write_time(); //把时间写进去
}
/***************设置闹钟*********************/
if(menu_1 == 2)
{
if(menu_2 == 1)
{
if(key_can == 3)
{
open1 = 1; //闹钟开
}
if(key_can == 4)
{
open1 = 0;
}
}
if(menu_2 == 2)
{
if(key_can == 3)
{
shi1+=0x01;
if((shi1 & 0x0f) >= 0x0a)
shi1 = (shi1 & 0xf0) + 0x10;
if(shi1 >= 0x24)
shi1 = 0;
}
if(key_can == 4)
{
if(shi1 == 0x00)
shi1 = 0x5a;
if((shi1 & 0x0f) == 0x00)
shi1 = (shi1 | 0x0a) - 0x10;
shi1 -- ;
}
}
if(menu_2 == 3)
{
if(key_can == 3)
{
fen1+=0x01;
if((fen1 & 0x0f) >= 0x0a)
fen1 = (fen1 & 0xf0) + 0x10;
if(fen1 >= 0x60)
fen1 = 0;
}
if(key_can == 4)
{
if(fen1 == 0x00)
fen1 = 0x5a;
if((fen1 & 0x0f) == 0x00)
fen1 = (fen1 | 0x0a) - 0x10;
fen1 -- ;
}
}
if(open1 == 1)
write_string(2,4,"Y");
else
write_string(2,4,"N");
write_sfm2_ds1302(2,7,shi1); //显示闹钟时
write_sfm2_ds1302(2,10,fen1); //显示闹钟分
switch(menu_2) // 光标显示
{
case 1: write_guanbiao(2,4,1); break;
case 2: write_guanbiao(2,7,1); break;
case 3: write_guanbiao(2,10,1); break;
}
write_eeprom(); //保存闹钟时间
}
}
/*****************主函数********************/
void main()
{
beep = 0; //开机叫一声
dP0 = P1 = P2 = P3 = 0xff; //单片机IO口初始化为1
elay_1ms(150);
init_time0(); //初始化定时器
init_ds1302(); //ds1302初始化
init_1602(); //lcd1602初始化
init_1602_dis_csf(); //lcd1602初始化显示
init_eeprom(); //开始初始化保存的数据
temperature = read_temp(); //先读出温度的值
delay_1ms(650);
temperature = read_temp(); //先读出温度的值
while(1)
{
key(); //按键程序
if(key_can < 10)
{
if(flag_beep_en == 0) //只有闹钟关了的时候才能进入设置
key_with();
else
{
flag_beep_en = 0; //按下任意键可关闭闹钟
beep = 1;
clock_value = 0;
read_time();
}
if(menu_1 == 0)
{
if(key_can == 4) //减键
{
flag_nl = ~flag_nl; //切换农历和阳历的显示标志位
if(flag_nl == 0)
write_string(2,0,"2016");
else
write_string(2,0,"N ");
}
}
}
if(flag_200ms == 1)
{
flag_200ms = 0;
if(menu_1 == 0)
{
read_time(); //读时间
temperature = read_temp(); //先读出温度的值
init_1602_ds1302(); //显示时钟
}
}
menu_dis(); //闹钟报警函数
delay_1ms(1);
}
}
/**************定时器0中断程序*****************/
void time0() interrupt 1
{
static uchar value;
TH0 = 0X3C;
TL0 = 0XB0; //50ms
value ++;
if((value % 2) == 0) //100ms
flag_100ms = 1;
if(value >= 6) //200ms
{
value = 0;
flag_200ms = 1;
}
}

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