STC89C52的单片机，要实现在单片机的LCD屏上显示时间和秒表，可是编译却是这样该如...

ID:576642 · 发表于 2019-7-5 16:38

单片机源程序如下:

#include"reg51.h"
#include"LCD1602_elc.h"
#include"delay_elc.h"
//#include"time1.h"
#include"clock.h"
uint idata n=0; //计数
uint idata num=0; //进入中断次数的计数值，1s的次数的计数值（一次1ms,1000次为1s）
uint idata num1=0; //0.01s(10ms)的次数的计数值
void time1()
{
uchar set=0;
uint sec=58; //秒
uint min=58; //分
uint hour=23; //时
uint day=4; //日
uint week=4; //周几
uint month=7; //月
uint year=2019; //年
uint time[6]={0,0,0,0,0,0};//定义一个有6个地址的数组，分别存时，分，秒的个位和十位。
time0_init(); //初始化定时器
LcdInit(); //显示测试
while (1)
{
if(K1==0)
{
delay_ms(20);
if(K1==0)
{
TR0=!TR0;
while(!K1);
}
}
if(K2==0)
{
delay_ms(20);
if(K2==0)
{
set++;
if(set>7)
{
set=1;
// TR0=!TR0;
}
while(!K2);
}
}
if(K3==0)
{
delay_ms(20);
if(K3==0)
{
switch(set)
{
case 1:hour++;
if(hour>23)
{
hour=0;
day++;
week++;
if(week>7)
{
week=1;
}
}
break;
case 2:min++;
if(min>=60)
{
min=0;
hour++;
if(hour>23)
{
hour=0;
day++;
week++;
if(week>7)
{
week=1;
}
}
}
break;
case 3:sec++;
if(sec>59)
{
sec=0;
min++;
if(min>59)
{
min=0;
hour++;
if(hour>23)
{
hour=0;
day++;
week++;
if(week>7)
{
week=1;
}
}
}
}
break;
case 4:year++;
if(year%4==0 && year%100!=0 ||year%400==0)//如果是闰年
{
week=week+366%7;
if(week>7)
{
week=week-7;
}
}
else //如果是平年
{
week=week+365%7;
if(week>7)
{
week=week-7;
}
}
break;
case 5:month++;
if(year%4==0 && year%100!=0 ||year%400==0) //如果是闰年
{
switch(month)
{
case 1:case 3: case 5: case 7: case 8: case 10: case 12:
week=week+31%7;
if(week>7)
{
week=week-7;
}
break;
case 2:
week=week+29%7;
if(week>7)
{
week=week-7;
}
break;
case 4: case 6: case 9: case 11:
week=week+30%7;
if(week>7)
{
week=week-7;
}
break;
}
}
else
{
switch(month)
{
case 1:case 3: case 5: case 7: case 8: case 10: case 12:
week=week+31%7;
if(week>7)
{
week=week-7;
}
break;
case 2:
week=week+28%7;
if(week>7)
{
week=week-7;
}
break;
case 4: case 6: case 9: case 11:
week=week+30%7;
if(week>7)
{
week=week-7;
}
break;
}
}
break;
case 6:day++;
week++;
if(week>7)
{
week=1;
}
break;
case 7:week++;
day++;
if(week>7)
{
week=1;
}
break;
}
while(!K3);
}
}
if(n>=1000) //当n=1000时，表示1s到了
{
n=0;
sec++; //秒加1
if(sec>=60) //当秒满60时，清零，分加1
{
sec=0;
min++;
if(min>=60) //当分满60时，清零，时加1
{
min=0;
hour++;
if(hour>=24) //当时满24时，清零
{
hour=0;
day++;
week++;
if(week>7)
{
week=1;
}
}
}
}
}
time[0]=sec%10;//秒的个位
time[1]=sec/10;//秒的十位
time[2]=min%10;//分的个位
time[3]=min/10;//分的十位
time[4]=hour%10;//时的个位
time[5]=hour/10;//时的十位 //这一步放在if(n>=1000)的外面更好
if(year%4==0 && year%100!=0 ||year%400==0)//如果是闰年
{
switch(month)
{
case 1:case 3: case 5: case 7: case 8: case 10: case 12:
if(day>31)
{
day=1;
month++;
if(month>12)
{
month=1;
year++;
}
}
break;
case 2:
if(day>29)
{
day=1;
month++;
if(month>12)
{
month=1;
year++;
}
}
break;
case 4: case 6: case 9: case 11:
if(day>30)
{
day=1;
month++;
if(month>12)
{
month=1;
year++;
}
}
}
}
else //如果是平年
{
switch(month)
{
case 1:case 3: case 5: case 7: case 8: case 10: case 12:
if(day>31)
{
day=1;
month++;
if(month>12)
{
month=1;
year++;
}
}
break;
case 2:
if(day>28)
{
day=1;
month++;
if(month>12)
{
month=1;
year++;
}
}
break;
case 4: case 6: case 9: case 11:
if(day>30)
{
day=1;
month++;
if(month>12)
{
month=1;
year++;
}
}
}
}
DigDisplay(time[5],time[4],time[3],time[2],time[1],time[0],year,month,day,week);
}
}
void secwatch1()
{
uint cnt=0; //1s的次数的计数值
uint ms10=0,ms100=0; //秒的十分位，秒的百分位
uint s,s1,min,min1,minu=0;
//依次是秒的个位，秒的十位，分的个位，分的十位，“minu”表示分的计数位，即多少个一分钟，一分钟加1，
// InitTimer0(); //初始化定时器
time0_init(); //初始化定时器
LcdInit(); //显示测试
while(1) //进入死循环
{
if(K1==0) //检测启动/暂停键是否按下
{
delay_ms(20); //延时消抖
if(K1==0) //消抖之后再次检测
{
TR0=!TR0; //定时器的控制位取反
while(!K1); //等待按键释放
}
}
if(K2==0) //检测复位键是否按下
{
delay_ms(20); //延时消抖
if(K2==0) //消抖之后再次检测
{
num=0;
num1=0; //进入中断次数值清0
ms100=0; //百分位的计数值清0
ms10=0; //十分位的计数值清0
cnt=0; //秒的计数值清0
minu=0; //分的计数值清0
while(!K2); //等待按键释放
}
}
if(num1>=10) //检测是否达到0.01s,（10个1ms）
{
num1=0; //进入中断次数值清零
ms100++; //秒的百分位的计数值加1
if(ms100>=10) //若秒的百分位计数值达到10
{
ms100=0; //清零秒的百分位的计数值
num1=0; //进入中断次数值置0
ms10++; //秒的十分位计数值加1
if(ms10>=10) //若秒的十分位计数值达到10
{
ms10=0; //清零秒的十分位的计数值
num1=0; //进入中断次数值置0
}
}
}
if(num>=1000) //判断计时时间是否达到1s（1000个1ms）
{
num=0; //进入中断次数值置0
cnt++; //秒的计数值加1
if(cnt>=60) //判断是否达到60s
{
cnt=0; //若达到60s，将秒的计数值置零
minu++; //分的计数值加1
if(minu>=60) //判断是否达到60分钟一般秒表是用不到60分的，这是为了程序的严谨性
{
TR0=!TR0; //达到60分钟则关闭定时器并清零所有的计数值
num1=0;//
num=0;
ms10=0;
ms100=0;
cnt=0;
minu=0;
}
}
}
s=cnt%10; //从秒的计数值里面分离秒的个位
s1=cnt/10; //从秒的计数值里面分离秒的十位
min=minu%10; //从分的计数值里面分离分的个位
min1=minu/10; //从分的计数值里面分离分的十位
Display(min1,min,s1,s,ms10,ms100); //显示这5个数
//DigDisplay(min1,min,s1,s,ms10,ms100,0,0,0,0); //显示这5个数
}
}
void time0_init() //定时器初始化函数
{
TMOD=0x01; //选择方式1
TH0=0xFC; //初值为FC
TL0=0x19; //运行值为19
EA=1; //开总中断
ET0=1; //开定时器0中断
TR0=0; //先不打开定时器0
}
void timer0() interrupt 1 //定时器0中断
{
TMOD=0x01; //选择方式1
TH0=0xFC; //重装初值为FC
TL0=0x19; //运行值为19
n++;
num++; //让进入中断次数值加1，用于判断是否达到1s
num1++; //让进入中断次数值加1，用于判断是否达到0.01s
}
void DigDisplay(unsigned int a ,unsigned int b,unsigned int c,unsigned int d,unsigned int e,unsigned int f,unsigned int g,unsigned int h,unsigned int i,unsigned int j)
{
LCD1602_NUM(1,1,a);
LCD1602_NUM(1,2,b);
LCD1602_SYB(1,3,":");
LCD1602_NUM(1,4,c);
LCD1602_NUM(1,5,d);
LCD1602_SYB(1,6,":");
LCD1602_NUM(1,7,e);
LCD1602_NUM(1,8,f); //时间显示
LCD1602_NUM(2,1,g);
LCD1602_NUM(2,6,h);
LCD1602_NUM(2,9,i);
LCD1602_NUM(2,12,j); //日期显示
}
void Display(unsigned int a ,unsigned int b,unsigned int c,unsigned int d,unsigned int e,unsigned int f)
{
LCD1602_NUM(1,1,a);
LCD1602_NUM(1,2,b);
LCD1602_SYB(1,3,":");
LCD1602_NUM(1,4,c);
LCD1602_NUM(1,5,d);
LCD1602_SYB(1,6,":");
LCD1602_NUM(1,7,e);
LCD1602_NUM(1,8,f); //秒表显示
}

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