📄 定时闹钟.c
字号:
/******************DS18b20,8051和12864液晶接口电路*********************
8051 LCD
数据口：
P2.0 DB0
P2.1 DB1
P2.2 DB2
P2.3 DB3
P2.4 DB4
P2.5 DB5
P2.6 DB6
P2.7 DB7
控制字：
P1.3 CSA //低电平有效
P1.4 CSB //低电平有效
P1.2 RS(DI) //H：Data ， L：Instruction
P1.1 RW //H：Read ， L：Write
P1.0 E //高电平有效
其他控制接口：
VCC RST //低电平复位
VCC VDD
VCC BLA
GND BLK
GND GND
****************************************************************/
/**************主程序*****************/
#include "reg51.H"
#include "intrins.h"
#include "DS1302.h"
SYSTEMTIME time1;
unsigned char bdata D=0xff;
sbit D_0=D^0;
sbit D_1=D^1;
sbit D_2=D^2;
sbit D_3=D^3;
sbit D_4=D^4;
sbit D_5=D^5;
sbit cs1=P3^3;
sbit cs2=P3^4;
sbit di=P3^2;
sbit rw=P3^1;
sbit e=P3^0;
sbit K0=P1^0;
sbit K1=P1^1;
sbit K2=P1^2;
sbit K3=P1^3;
sbit K4=P1^4;
sbit K5=P1^5;
unsigned char k=16;
unsigned char REA_time[10]={0,0,0,0,0,0,0,0,0,0};
unsigned char SET_hour[6]={0,0,0,0,0,0};
unsigned char SET_minite[6]={0,0,0,0,0,0};
/**********************延时函数************************/
void delay(unsigned int num)
{
while(num--) ;
}
/*************************写LCD函数********************************/
void lw(unsigned char x,unsigned char y,unsigned char dd)
{
if (x<64)
{
cs1=cs2=0;
di=rw=0;cs1=1;cs2=0;P0=0xb8|y;e=1;delay(2);e=0;delay(2);
di=rw=0;cs1=1;cs2=0;P0=0x40|x;e=1;delay(2);e=0;delay(2);
di=1;rw=0;cs1=1;cs2=0;P0=dd;e=1;delay(2);e=0;delay(2);
}
else
{
cs1=cs2=0;x=x-64;
di=rw=0;cs1=0;cs2=1;P0=0xb8|y;e=1;delay(2);e=0;delay(2);
di=rw=0;cs1=0;cs2=1;P0=0x40|x;e=1;delay(2);e=0;delay(2);
di=1;rw=0;cs1=0;cs2=1;P0=dd;e=1;delay(2);e=0;delay(2);
cs1=cs2=1;
}
}
/************************LCD初始化*************************/
void lcd_init(void) {
unsigned char x,y;
e=di=rw=0;
cs1=cs2=1;
cs1=0;cs2=1;
di=rw=0;P0=0x3f;e=1;delay(2);e=0;delay(2);
cs1=0;cs2=1;
di=rw=0;P0=0xc0;e=1;delay(2);e=0;delay(2);
cs1=cs2=0;
cs1=1;cs2=0;
di=rw=0;P0=0x3f;e=1;delay(2);e=0;delay(2);
cs1=1;cs2=0;
di=rw=0;P0=0xc0;e=1;delay(2);e=0;delay(2);
cs1=cs2=0;
for (y=0;y<8;y++) {
for (x=0;x<128;x++) lw(x,y,0);
}
}
/**********************************字符取模********************************************/
unsigned char code yue[32]={0x00,0x00,0x00,0x00,0x00,0xFF,0x11,0x11,0x11,0x11,0x11,0xFF,0x00,0x00,0x00,0x00,
0x00,0x40,0x20,0x10,0x0C,0x03,0x01,0x01,0x01,0x21,0x41,0x3F,0x00,0x00,0x00,0x00};
unsigned char code ri[32]={0x00,0x00,0x00,0xFE,0x42,0x42,0x42,0x42,0x42,0x42,0x42,0xFE,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x3F,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x3F,0x00,0x00,0x00,0x00};
unsigned char code shu[10][16]={{0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x0F,0x10,0x20,0x20,0x10,0x0F,0x00},
{0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00},
{0x00,0x70,0x08,0x08,0x08,0x88,0x70,0x00,0x00,0x30,0x28,0x24,0x22,0x21,0x30,0x00},
{0x00,0x30,0x08,0x88,0x88,0x48,0x30,0x00,0x00,0x18,0x20,0x20,0x20,0x11,0x0E,0x00},
{0x00,0x00,0xC0,0x20,0x10,0xF8,0x00,0x00,0x00,0x07,0x04,0x24,0x24,0x3F,0x24,0x00},
{0x00,0xF8,0x08,0x88,0x88,0x08,0x08,0x00,0x00,0x19,0x21,0x20,0x20,0x11,0x0E,0x00},
{0x00,0xE0,0x10,0x88,0x88,0x18,0x00,0x00,0x00,0x0F,0x11,0x20,0x20,0x11,0x0E,0x00},
{0x00,0x38,0x08,0x08,0xC8,0x38,0x08,0x00,0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00},
{0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00},
{0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x00,0x31,0x22,0x22,0x11,0x0F,0x00}};
unsigned char point[16]={0x00,0x00,0x00,0x60,0x60,0x00,0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x00,0x00,0x00}; //冒号
unsigned char kuohao[16]={0x00,0x02,0x04,0x18,0xE0,0x00,0x00,0x00,0x00,0x40,0x20,0x18,0x07,0x00,0x00,0x00}; //半括号
/***************写16*16分辨率汉字************/
void write_chinese(x,y,array)
unsigned char x,y;
unsigned char array[];
{
unsigned char j,dd;
for(j=0;j<32;j++)
{
dd=array[j];
if(j<16) lw(x+j,y,dd);
else lw(x+j-16,y+1,dd);
}
}
/***************写8*16分辨率字母，数字**********/
void write_english(x,y,array)
unsigned char x,y;
unsigned char array[];
{
unsigned char j,dd;
for(j=0;j<16;j++)
{
dd=array[j];
if(j<8) lw(x+j,y,dd);
else lw(x+j-8,y+1,dd);
}
}
/*******************显示函数****************/
void display0(void) //显示现在时间
{
write_english(0,0,shu[REA_time[0]]);
write_english(8,0,shu[REA_time[1]]);
write_chinese(16,0,yue);
write_english(32,0,shu[REA_time[2]]);
write_english(40,0,shu[REA_time[3]]);
write_chinese(48,0,ri);
write_english(64,0,shu[REA_time[4]]);
write_english(72,0,shu[REA_time[5]]);
write_english(80,0,point);
write_english(88,0,shu[REA_time[6]]);
write_english(96,0,shu[REA_time[7]]);
write_english(104,0,point);
write_english(112,0,shu[REA_time[8]]);
write_english(120,0,shu[REA_time[9]]);
}
void display1(unsigned char x,unsigned char y,unsigned char z) //显示定时状态ｘ，ｙ为显示屏坐标，ｚ为显示序号
{
write_english(x,y,shu[z+1]);
write_english(x+8,y,kuohao);
write_english(x+16,y,shu[SET_hour[z]/10]);
write_english(x+24,y,shu[SET_hour[z]%10]);
write_english(x+32,y,point);
write_english(x+40,y,shu[SET_minite[z]/10]);
write_english(x+48,y,shu[SET_minite[z]%10]);
}
/**************键盘处理****************/
void Getch ( )
{ unsigned char X,Y,Z;
P2=0xff;
P2=0x0f; //先对P3置数 行扫描
if(P2!=0x0f) //判断是否有键按下
{delay(10); //延时,软件去干扰
if(P2!=0x0f) //确认按键按下X = P3;
{
X=P2; //保存行扫描时有键按下时状态
P2=0xf0; //列扫描
Y=P2; //保存列扫描时有键按下时状态
Z=X|Y; //取出键值
switch ( Z ) //判断键值（那一个键按下）
{
case 0xee: k=0; break; //对键值赋值
case 0xde: k=1; break;
case 0xbe: k=2; break;
case 0x7e: k=3; break;
case 0xed: k=4; break;
case 0xdd: k=5; break;
case 0xbd: k=6; break;
case 0x7d: k=7; break;
case 0xeb: k=8; break;
case 0xdb: k=9; break;
case 0xbb: k=10;break;
case 0x7b: k=11;break;
case 0xe7: k=12;break;
case 0xd7: k=13;break;
case 0xb7: k=14;break;
case 0x77: k=15;break;
}
}
}
}
/**************定时时间处理*************/
void time_deal(void)
{ //0
if(( our[0]>0SET_h)||(SET_minite[0]>0))
{ K0=1;
if(time1.Second==0)
{
if(D_0==1)
{
D_0=0;
if(SET_minite[0]==0)
{ SET_minite[0]=60;
if(SET_hour[0]==0)SET_hour[0]=0;
SET_hour[0]--;
}
SET_minite[0]--;
}
}
else if(time1.Second==1)D_0=1;
}
else K0=0;
//1
if(( SET_hour[1]>0)||(SET_minite[1]>0))
{ K1=1;
if(time1.Second==0)
{
if(D_1==1)
{
D_1=0;
if(SET_minite[1]==0)
{ SET_minite[1]=60;
if(SET_hour[1]==0)SET_hour[1]=0;
SET_hour[1]--;
}
SET_minite[1]--;
}
}
else if(time1.Second==1)D_1=1;
}
else K1=0;
//2
if(( SET_hour[2]>0)||(SET_minite[2]>0))
{ K2=1;
if(time1.Second==0)
{
if(D_2==1)
{
D_2=0;
if(SET_minite[2]==0)
{ SET_minite[2]=60;
if(SET_hour[2]==0)SET_hour[2]=0;
SET_hour[2]--;
}
SET_minite[2]--;
}
}
else if(time1.Second==1)D_2=1;
}
else K2=0;
//3
if(( SET_hour[3]>0)||(SET_minite[3]>0))
{ K3=1;
if(time1.Second==0)
{
if(D_3==1)
{
D_3=0;
if(SET_minite[3]==0)
{ SET_minite[3]=60;
if(SET_hour[3]==0)SET_hour[3]=0;
SET_hour[3]--;
}
SET_minite[3]--;
}
}
else if(time1.Second==1)D_3=1;
}
else K3=0;
//4
if(( SET_hour[4]>0)||(SET_minite[4]>0))
{ K4=1;
if(time1.Second==0)
{
if(D_4==1)
{
D_4=0;
if(SET_minite[4]==0)
{ SET_minite[4]=60;
if(SET_hour[4]==0)SET_hour[4]=0;
SET_hour[4]--;
}
SET_minite[4]--;
}
}
else if(time1.Second==1)D_4=1;
}
else K4=0;
//5
if(( SET_hour[5]>0)||(SET_minite[5]>0))
{ K5=1;
if(time1.Second==0)
{
if(D_5==1)
{
D_5=0;
if(SET_minite[5]==0)
{ SET_minite[5]=60;
if(SET_hour[5]==0)SET_hour[5]=0;
SET_hour[5]--;
}
SET_minite[5]--;
}
}
else if(time1.Second==1)D_5=1;
}
else K5=0;
}
/****************加一函数***************/
unsigned char add(unsigned char temp,unsigned char max)
{
temp++;
if(temp>max)
{
temp=0;
}
return temp;
}
/************主函数*************/
void main()
{
unsigned char i;
lcd_init();
Initial_DS1302();
while(1)
{
P2=0xff;
DS1302_GetTime(&time1); //读取时间参数
REA_time[9]=(time1.Second)%10; //把秒的个位数据存入time[5]
REA_time[8]=(time1.Second)/10; //把秒的十位数据存入time[4]
REA_time[7]=(time1.Minute)%10; //把分的个位数据存入time[3]
REA_time[6]=(time1.Minute)/10; //把分的十位数据存入time[2]
REA_time[5]=(time1.Hour)%10; //把时的个位数据存入time[1]
REA_time[4]=(time1.Hour)/10; //把时的十位数据存入time[0]
REA_time[3]=(time1.Day)%10; //同上
REA_time[2]=(time1.Day)/10;
REA_time[1]=(time1.Month)%10;
REA_time[0]=(time1.Month)/10;
time_deal();
Getch();
switch(k)
{
case 0: time1.Month=add(time1.Month,12);DS1302_SetTime(0x88,time1.Month);k=16;break;
case 1: time1.Day=add(time1.Day,31);DS1302_SetTime(0x86,time1.Day);k=16;break;
case 2: time1.Hour=add(time1.Hour,24);DS1302_SetTime(0x84,time1.Hour);k=16;break;
case 3: time1.Minute=add(time1.Minute,59);DS1302_SetTime(0x82,time1.Minute);k=16;break;
case 4: SET_hour[0]=add(SET_hour[0],99);k=16;break;
case 5: SET_minite[0]=add(SET_minite[0],59);k=16;break;
case 6: SET_hour[1]=add(SET_hour[1],99);k=16;break;
case 7: SET_minite[1]=add(SET_minite[1],59);k=16;break;
case 8: SET_hour[2]=add(SET_hour[2],99);k=16;break;
case 9: SET_minite[2]=add(SET_minite[2],59);k=16;break;
case 10: SET_hour[3]=add(SET_hour[3],99);k=16; break;
case 11: SET_minite[3]=add(SET_minite[3],59);k=16;break;
case 12: SET_hour[4]=add(SET_hour[4],99);k=16;break;
case 13: SET_minite[4]=add(SET_minite[4],59);k=16;break;
case 14: SET_hour[5]=add(SET_hour[5],99);k=16;break;
case 15: SET_minite[5]=add(SET_minite[5],59);k=16;break;
}
display0();
for(i=0;i<3;i++)
{
display1(0,2+(2*i),i);
display1(72,2+(2*i),i+3);
}
}
}
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -