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標題: LCD1602顯示時間年月日優化及顯示星期問題 [打印本頁]

作者: lern01 時間: 2017-1-17 21:19
標題: LCD1602顯示時間年月日優化及顯示星期問題
自己總覺得程序有待優化，且星期顯示有問題，對7求余為0時，星期不變化，請高手給予指點，謝謝！
#include<reg51.h>
#include<intrins.h>
#define uchar unsigned char
#define uint unsigned int

sbit EP = P3^2; //使能端
sbit RW = P3^1; //數據/命令選擇端
sbit RS = P3^0; //讀寫選擇端
sbit KEY_1 = P3^4;    //設置模式選擇
sbit KEY_2 = P3^5;    //

static uint code table1[] = {0, 31, 59, 90, 120, 151,181, 212, 242, 273, 303, 334};
static uchar code *Week[7] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
uchar sec = 0, hour = 12, minu = 0;
uchar count = 0, week = 0; month = 1, day = 1;

void T0_Init()
{
ET0 = 1;
TMOD = 0x01;
TH0 = (65536 - 46071)/256;
TL0 = (65536 - 46071)%256;
TR0 = 1;
}

void delay(uint ms)
{
uint i, j;

for(i=ms; i>0; i--)
for(j=110; j>0; j--);
}

void Lcd_Ready() //測忙函數
{
uchar sta;

RS = 0;
RW = 1;
do {
EP = 1;
sta = P1;
EP = 0;
}while(sta & 0x80);    //檢測P1最高位是否為1，若為1，則1602忙，為0則可以讀寫操作
}
void Write_Cmd(uchar cmd) //寫入命令
{
Lcd_Ready();
RS = 0;
RW = 0;
P1 = cmd;
delay(5);
EP = 1;
delay(5);
EP = 0;
}

void Write_Dat(uchar dat) //寫入數據
{
Lcd_Ready();  //LCD1602 不忙則跳出
RS = 1;
RW = 0;
P1 = dat;
delay(5);
EP = 1;
delay(5);
EP = 0;
}

void Write_Week(uchar day, uchar month) //星期與日期同步
{
week = (table1[(month - 1)] + day - 1);
week = week % 7;
Write_Cmd(0x80 + 12);
while(*Week[week] != '\0')
Write_Dat(*Week[week]++);

}

void Write_Num(uchar x, uchar y, uchar num) //將時分秒和日期寫入1602
{
uchar unit, decad;

unit = num % 10;
decad = num /10;
if(y == 1)
{
Write_Cmd(0x80 + 0x40 + x);
Write_Dat(0x30 + decad);    //即加48，將數字轉換為ASC||字符數字
Write_Dat(0x30 + unit);
}
else
{
Write_Cmd(0x80 + x);
Write_Dat(0x30 + decad);
Write_Dat(0x30 + unit);
}
}

void Lcd_Init()       //LCD初始化設定
{
Write_Cmd(0x38); // 16*2顯示，5*7點陣，8位數據
Write_Cmd(0x0c); // 顯示開，關光標
Write_Cmd(0x06); // 讀寫地址自動加1，光標加1
Write_Cmd(0x01); //清除屏幕
}

void Display()  //
{
Write_Week(day, month);
Write_Num(9, 0, day);
Write_Num(6, 0, month);
Write_Num(4, 1, hour);
Write_Num(7, 1, minu);
Write_Num(10, 1, sec);
Write_Cmd(0x80 + 0x40 + 6);
Write_Dat(':');
Write_Cmd(0x80 + 0x40 + 9);
Write_Dat(':');
}

void TimerCount()
{
if(count == 20)
{
count = 0;
sec++;
if(sec == 60)
{
sec = 0;
minu++;
     if(minu == 60)
{
minu = 0;
hour++;
     if(hour == 24)
{
hour = 0;
day++;
week++;
if(week == 7)
week = 0;
switch(month)
{
case 1:
if(day == 32)
{
day = 0;
month++;

break;
}
case 2:
if(day == 29)
{
day = 0;
month++;

break;
}
case 3:
if(day == 32)
{
day = 0;
month++;
Write_Num(6, 0, month);
break;
}
case 4:
if(day == 31)
{
day = 0;
month++;

break;
}
case 5:
if(day == 32)
{
day = 0;
month++;

break;
}
case 6:
if(day == 31)
{
day = 0;
month++;

break;
}
case 7:
if(day == 32)
{
day = 0;
month++;

break;
}
case 8:
if(day == 32)
{
day = 0;
month++;

break;
}
case 9:
if(day == 31)
{
day = 0;
month++;

break;
}
case 10:
if(day == 32)
{
day = 0;
month++;

break;
}
case 11:
if(day == 31)
{
day = 0;
month++;
Write_Num(6, 0, month);
break;
}
case 12:
if(day == 32)
{
day = 0;
month = 1;
Write_Num(6, 0, month);
break;
}
}

}

}

}
Display();
}
}

void KeyScan()
{
static uchar key1cnt = 0; //KEY_1按下的次數

if(KEY_1 == 0)
{
delay(10);
if(KEY_1 == 0)
{
key1cnt++;
while(!KEY_1);
switch(key1cnt)
{
case 1:
TR0 = 0;
Write_Cmd(0x80 + 0x40 + 5);
Write_Cmd(0x0F);    //顯示光標且光標閃爍
break;
case 2:
Write_Cmd(0x80 + 0x40 + 8);
break;
case 3:
Write_Cmd(0x80 + 0x40 + 11);
break;
case 4:
Write_Cmd(0x80 + 7);
break;
case 5:
Write_Cmd(0x80 + 10);
break;
case 6:
TR0 = 1;
Write_Cmd(0x0C);    //不顯示光標
key1cnt = 0;
break;
}
}
}
if(key1cnt != 0)
{
if(KEY_2 == 0)
{
delay(10);
if(KEY_2 == 0)
{
while(!KEY_2);
switch(key1cnt)
{
case 1:
hour++;
if(hour == 24)
hour = 0;
Write_Num(4, 1, hour);
Write_Cmd(0x80 + 0x40 + 5);
break;
case 2:
minu++;
if(minu == 60)
minu = 0;
Write_Num(7, 1, minu);
Write_Cmd(0x80 + 0x40 + 8);
break;
case 3:
sec++;
if(sec == 60)
sec = 0;
Write_Num(10, 1, sec);
Write_Cmd(0x80 + 0x40 + 11);
break;
case 4:
month++;
if(month == 13)
month = 1;
Write_Num(6, 0, month);
Write_Cmd(0x80 + 7);
break;
case 5:
day++;
if(day == 32)
day = 1;
Write_Num(9, 0, day);
Write_Cmd(0x80 + 10);
break;
}
}
}
}
}

void main()
{
uchar i = 0;
uchar code table[] = {"2017-01-01 Sun"};

EA = 1;
Lcd_Init(); //1602初始化
T0_Init();       //定時器0初始化

Write_Cmd(0x80 + 1);
while(table[i] != '\0')
{
Write_Dat(table[i]);
i++;
}
while(1)
{
KeyScan();
}
}

void Timer0() interrupt 1
{
TH0 = (65536 - 46071)/256;
TL0 = (65536 - 46071)%256;

count++;
TimerCount();

}

作者: hslcac 時間: 2018-8-31 15:51
/*作者：lern01 自己總覺得程序有待優化，且星期顯示有問題，對7求余為0時，星期不變化，請高手給予指點，謝謝！    **/
#include<reg51.h>
#include<intrins.h>
#define uchar unsigned char
#define uint unsigned int

/****
sbit rs=P3^5;
sbit lcden=P3^4;
sbit rw=P3^6;
sbit s1=P3^0;
sbit s2=P3^1;
sbit s3=P3^2;
sbit s4=P3^7; //矩陣鍵盤    公共
*****/
sbit EP = P3^4; //使能端
sbit RW = P3^6; //數據/命令選擇端
sbit RS = P3^5; //讀寫選擇端
sbit KEY_1 = P3^0;       //設置模式選擇
sbit KEY_2 = P3^1;       //

static uint code table1[] = {0, 31, 59, 90, 120, 151,181, 212, 242, 273, 303, 334};
static uchar code *Week[7] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
uchar sec = 0, hour = 12, minu = 0;
uchar count = 0, week = 0; month = 1, day = 1;

void T0_Init()
{
      ET0 = 1;
      TMOD = 0x01;
      TH0 = (65536 - 46071)/256;
      TL0 = (65536 - 46071)%256;
      TR0 = 1;
}

void delay(uint ms)
{
      uint i, j;

      for(i=ms; i>0; i--)
            for(j=110; j>0; j--);
}

void Write_Cmd(uchar cmd) //寫入命令
{
   // Lcd_Ready();
      RS = 0;
      RW = 0;
EP = 0;
      P0 = cmd;
      delay(5);
      EP = 1;
      delay(5);
      EP = 0;
}

void Write_Dat(uchar dat) //寫入數據
{
   // Lcd_Ready();  //LCD1602 不忙則跳出
      RS = 1;
      RW = 0;
EP = 0;
      P0 = dat;
      delay(5);
      EP = 1;
      delay(5);
      EP = 0;
}

void Write_Week(uchar day, uchar month)                      //星期與日期同步
{
      week = (table1[(month - 1)] + day - 1);
      week = week % 7;
      Write_Cmd(0x80 + 12);
      while(*Week[week] != '\0')
            Write_Dat(*Week[week]++);

}

void Write_Num(uchar x, uchar y, uchar num) //將時分秒和日期寫入1602
{
      uchar unit, decad;

      unit = num % 10;
      decad = num /10;
      if(y == 1)
      {
            Write_Cmd(0x80 + 0x40 + x);
            Write_Dat(0x30 + decad);       //即加48，將數字轉換為ASC||字符數字
            Write_Dat(0x30 + unit);
      }
      else
      {
            Write_Cmd(0x80 + x);
            Write_Dat(0x30 + decad);
            Write_Dat(0x30 + unit);
      }
}

void Lcd_Init()       //LCD初始化設定
{
      Write_Cmd(0x38); // 16*2顯示，5*7點陣，8位數據
      Write_Cmd(0x0c); // 顯示開，關光標
      Write_Cmd(0x06); // 讀寫地址自動加1，光標加1
      Write_Cmd(0x01); //清除屏幕
Write_Cmd(0x80);
}

void Display()  //
{
      Write_Week(day, month);
      Write_Num(9, 0, day);
      Write_Num(6, 0, month);
      Write_Num(4, 1, hour);
      Write_Num(7, 1, minu);
      Write_Num(10, 1, sec);
      Write_Cmd(0x80 + 0x40 + 6);
      Write_Dat(':');
      Write_Cmd(0x80 + 0x40 + 9);
      Write_Dat(':');
}

void TimerCount()
{
      if(count == 20)
      {
            count = 0;
            sec++;
            if(sec == 60)
            {
                     sec = 0;
                     minu++;
                     if(minu == 60)
                     {
                              minu = 0;
                              hour++;
                              if(hour == 24)
                              {
                                    hour = 0;
                                    day++;
                                    week++;
                                    if(week == 7)
                                             week = 0;
                                    switch(month)
                                    {
                                             case 1:
                                                      if(day == 32)
                                                      {
                                                            day = 0;
                                                            month++;

                                                            break;
                                                      }
                                             case 2:
                                                      if(day == 29)
                                                      {
                                                            day = 0;
                                                            month++;

                                                            break;
                                                      }
                                             case 3:
                                                      if(day == 32)
                                                      {
                                                            day = 0;
                                                            month++;
                                                            Write_Num(6, 0, month);
                                                            break;
                                                      }
                                             case 4:
                                                      if(day == 31)
                                                      {
                                                            day = 0;
                                                            month++;

                                                            break;
                                                      }
                                             case 5:
                                                      if(day == 32)
                                                      {
                                                            day = 0;
                                                            month++;

                                                            break;
                                                      }
                                             case 6:
                                                      if(day == 31)
                                                      {
                                                            day = 0;
                                                            month++;

                                                            break;
                                                      }
                                             case 7:
                                                      if(day == 32)
                                                      {
                                                            day = 0;
                                                            month++;

                                                            break;
                                                      }
                                             case 8:
                                                      if(day == 32)
                                                      {
                                                            day = 0;
                                                            month++;

                                                            break;
                                                      }
                                             case 9:
                                                      if(day == 31)
                                                      {
                                                            day = 0;
                                                            month++;

                                                            break;
                                                      }
                                             case 10:
                                                      if(day == 32)
                                                      {
                                                            day = 0;
                                                            month++;

                                                            break;
                                                      }
                                             case 11:
                                                      if(day == 31)
                                                      {
                                                            day = 0;
                                                            month++;
                                                            Write_Num(6, 0, month);
                                                            break;
                                                      }
                                             case 12:
                                                      if(day == 32)
                                                      {
                                                            day = 0;
                                                            month = 1;
                                                            Write_Num(6, 0, month);
                                                            break;
                                                      }
                                    }

                              }

                     }

            }
            Display();
      }
}

void KeyScan()
{
      static uchar key1cnt = 0;             //KEY_1按下的次數

      if(KEY_1 == 0)
      {
            delay(10);
            if(KEY_1 == 0)
            {
                     key1cnt++;
                     while(!KEY_1);
                     switch(key1cnt)
                     {
                              case 1:
                                    TR0 = 0;
                                    Write_Cmd(0x80 + 0x40 + 5);
                                    Write_Cmd(0x0F);          //顯示光標且光標閃爍
                                    break;
                              case 2:
                                    Write_Cmd(0x80 + 0x40 + 8);
                                    break;
                              case 3:
                                    Write_Cmd(0x80 + 0x40 + 11);
                                    break;
                              case 4:
                                    Write_Cmd(0x80 + 7);
                                    break;
                              case 5:
                                    Write_Cmd(0x80 + 10);
                                    break;
                              case 6:
                                    TR0 = 1;
                                    Write_Cmd(0x0C);          //不顯示光標
                                    key1cnt = 0;
                                    break;
                     }
            }
      }
      if(key1cnt != 0)
      {
            if(KEY_2 == 0)
            {
                     delay(10);
                     if(KEY_2 == 0)
                     {
                              while(!KEY_2);
                              switch(key1cnt)
                              {
                                    case 1:
                                             hour++;
                                             if(hour == 24)
                                                      hour = 0;
                                             Write_Num(4, 1, hour);
                                             Write_Cmd(0x80 + 0x40 + 5);
                                             break;
                                    case 2:
                                             minu++;
                                             if(minu == 60)
                                                      minu = 0;
                                             Write_Num(7, 1, minu);
                                             Write_Cmd(0x80 + 0x40 + 8);
                                             break;
                                    case 3:
                                             sec++;
                                             if(sec == 60)
                                                      sec = 0;
                                             Write_Num(10, 1, sec);
                                             Write_Cmd(0x80 + 0x40 + 11);
                                             break;
                                    case 4:
                                             month++;
                                             if(month == 13)
                                                      month = 1;
                                             Write_Num(6, 0, month);
                                             Write_Cmd(0x80 + 7);
                                             break;
                                    case 5:
                                             day++;
                                             if(day == 32)
                                                      day = 1;
                                             Write_Num(9, 0, day);
                                             Write_Cmd(0x80 + 10);
                                             break;
                              }
                     }
            }
      }
}

void main()
{
      uchar i = 0;
      uchar code table[] = {"2017-01-01 Sun"};

      EA = 1;
      Lcd_Init();                      //1602初始化
      T0_Init();       //定時器0初始化

      Write_Cmd(0x80 + 1);
      while(table[i] != '\0')
      {
            Write_Dat(table[i]);
            i++;
      }
      while(1)
      {
            KeyScan();
      }
}

void Timer0() interrupt 1
{
      TH0 = (65536 - 46071)/256;
      TL0 = (65536 - 46071)%256;

      count++;
      TimerCount();

}

為什么要做個測試呢？我把程序改了下現在可以用了，星期我也沒搞明白怎樣顯示，希望高手指導

作者: admin 時間: 2018-8-31 16:38

hslcac 發表于 2018-8-31 15:51
/*作者：lern01 自己總覺得程序有待優化，且星期顯示有問題，對7求余為0時，星期不變化，請高手給予指點， ...

最好到問答區發，這里人氣不夠

作者: hslcac 時間: 2018-8-31 17:12

admin 發表于 2018-8-31 16:38
最好到問答區發，這里人氣不夠

好的，謝謝你

作者: a675823394 時間: 2018-9-3 14:29
厲害了

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