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Arduino – CLCD – big font clock

11.21.2018, No Comments, arduino, programming, 만들기, 미분류, 상상의날개, 취미, 취미, by redcrow.

Arduino – CLCD – big font clock

#include <Wire.h> 
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27,16,2);  // or 0x3F

#define btnH 5
#define btnM 4

unsigned long times=0;
unsigned long seconds=0;
unsigned long minutes=0;
unsigned long hours=0;
unsigned long cnt=0;

byte user_value1[8]={
  B11011,
  B11011,
  B00000,
  B11000,
  B11000,
  B00000,
  B11000,
  B11000
};

byte user_value2[8]={
  B11011,
  B11011,
  B00000,
  B00011,
  B00011,
  B00000,
  B00011,
  B00011
};

byte user_value3[8]={
  B11000,
  B11000,
  B00000,
  B11000,
  B11000,
  B00000,
  B11011,
  B11011
};

byte user_value4[8]={
  B00011,
  B00011,
  B00000,
  B00011,
  B00011,
  B00000,
  B11011,
  B11011
};

byte user_value5[8]={
  B00000,
  B00000,
  B00000,
  B00000,
  B00000,
  B00000,
  B11011,
  B11011
};

byte user_value6[8]={
  B11011,
  B11011,
  B00000,
  B00011,
  B00011,
  B00000,
  B11011,
  B11011
};

byte user_value7[8]={
  B11011,
  B11011,
  B00000,
  B00000,
  B00000,
  B00000,
  B00000,
  B00000
};

byte user_value8[8]={
  B11011,
  B11011,
  B00000,
  B11000,
  B11000,
  B00000,
  B11011,
  B11011
};

void setup()
{
  lcd.init();
  delay(1000);
  lcd.backlight();
  lcd.setCursor(0,0);
  lcd.print(" Arduino Clock! ");

  lcd.createChar(0, user_value1);
  lcd.createChar(1, user_value2);
  lcd.createChar(2, user_value3);
  lcd.createChar(3, user_value4);
  lcd.createChar(4, user_value5);
  lcd.createChar(5, user_value6);
  lcd.createChar(6, user_value7);
  lcd.createChar(7, user_value8);

  times=millis() / 1000;

  pinMode(btnH, INPUT);
  pinMode(btnM, INPUT);

  delay(1000);
  lcd.clear();
}

void loop()
{
  int hours2;
  
  if (digitalRead(btnH)==HIGH && cnt==0)
  {
    hours++;
    if (hours>=24)
    {
      hours=0;
    }
    cnt=millis();
  }
  else if (digitalRead(btnM)==HIGH && cnt==0)
  {
    minutes++;
    if (minutes>=60)
    {
      minutes=0;
    }
    cnt=millis();
  }
  else if (millis() > cnt+200)
  {
    cnt=0;
  }
  
  if (millis() / 1000 > times)
  {
    seconds++;

    if (seconds>=60)
    {
      minutes++;
      seconds=0;

      if (minutes>=60)
      {
        hours++;
        minutes=0;

        if (hours>=24)
        {
          hours=0;
        }
      }
    }

    times=millis() / 1000;
  }

  hours2=hours;
  if (hours >= 12)
  {
    showAmPm('p');
    // 12 -> 12
    // 24 -> 00
    if (hours > 12)
    {
      hours2=hours%12;
    }
  }
  else
  {
    showAmPm('a');
  }
  showNumber(hours2/10, 0);
  showNumber(hours2%10, 1);
  showDot(seconds);
  showNumber(minutes/10, 2);
  showNumber(minutes%10, 3);
}

void showDot(int s)
{
  lcd.setCursor(9,0);
  
  if (s % 2 == 0)
  {
    lcd.write(165);
    lcd.setCursor(9,1);
    lcd.write(165);
  }
  else
  {
    lcd.write(160);
    lcd.setCursor(9,1);
    lcd.write(160);
  }
}

void showAmPm(char ampm)
{
  lcd.setCursor(0,0);

  if (ampm=='a')
  {
    lcd.write(0);
    lcd.write(1);
    lcd.setCursor(0, 1);
    lcd.write(0);
    lcd.write(1);
  }
  else if (ampm=='p')
  {
    lcd.write(0);
    lcd.write(1);
    lcd.setCursor(0, 1);
    lcd.write(0);
    lcd.write(6);
  }
}

void showNumber(int number, int positions)
{
  // positions
  // 0 : 10시
  // 1 : 1시
  // 2 : 10분
  // 3 : 1분

  int cal;
  switch (positions)
  {
    case 0:
      cal=3;
    break;
    case 1:
      cal=6;
    break;
    case 2:
      cal=11;
    break;
    case 3:
      cal=14;
    break;
  }

  lcd.setCursor(cal,0);

  switch (number)
  {
    case 1:
      lcd.write(1);
      lcd.write(160);
      lcd.setCursor(cal, 1);
      lcd.write(3);
      lcd.write(4);
    break;
    case 2:
      lcd.write(6);
      lcd.write(5);
      lcd.setCursor(cal, 1);
      lcd.write(7);
      lcd.write(4);
    break;
    case 3:
      lcd.write(6);
      lcd.write(5);
      lcd.setCursor(cal, 1);
      lcd.write(4);
      lcd.write(3);
    break;
    case 4:
      lcd.write(2);
      lcd.write(3);
      lcd.setCursor(cal, 1);
      lcd.write(160);
      lcd.write(1);
    break;
    case 5:
      lcd.write(7);
      lcd.write(6);
      lcd.setCursor(cal, 1);
      lcd.write(4);
      lcd.write(5);
    break;
    case 6:
      lcd.write(0);
      lcd.write(6);
      lcd.setCursor(cal, 1);
      lcd.write(7);
      lcd.write(5);
    break;
    case 7:
      lcd.write(6);
      lcd.write(1);
      lcd.setCursor(cal, 1);
      lcd.write(160);
      lcd.write(0);
    break;
    case 8:
      lcd.write(7);
      lcd.write(5);
      lcd.setCursor(cal, 1);
      lcd.write(2);
      lcd.write(3);
    break;
    case 9:
      lcd.write(7);
      lcd.write(5);
      lcd.setCursor(cal, 1);
      lcd.write(4);
      lcd.write(3);
    break;
    case 0:
      lcd.write(0);
      lcd.write(1);
      lcd.setCursor(cal, 1);
      lcd.write(2);
      lcd.write(3);
    break;
  }
}

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#include <Wire.h>

#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27,16,2); // or 0x3F

#define btnH 5

#define btnM 4

unsigned long times=0;

unsigned long seconds=0;

unsigned long minutes=0;

unsigned long hours=0;

unsigned long cnt=0;

byte user_value1[8]={

B11011,

B00000,

B11000,

B00000,

B11000,

B11000

};

byte user_value2[8]={

B11011,

B00000,

B00011,

B00000,

B00011,

B00011

};

byte user_value3[8]={

B11000,

B00000,

B11000,

B00000,

B11011,

B11011

};

byte user_value4[8]={

B00011,

B00000,

B00011,

B00000,

B11011,

B11011

};

byte user_value5[8]={

B00000,

B11011,

B11011

};

byte user_value6[8]={

B11011,

B00000,

B00011,

B00000,

B11011,

B11011

};

byte user_value7[8]={

B11011,

B00000,

B00000

};

byte user_value8[8]={

B11011,

B00000,

B11000,

B00000,

B11011,

B11011

};

void setup()

{

lcd.init();

delay(1000);

lcd.backlight();

lcd.setCursor(0,0);

lcd.print(" Arduino Clock! ");

lcd.createChar(0, user_value1);

lcd.createChar(1, user_value2);

lcd.createChar(2, user_value3);

lcd.createChar(3, user_value4);

lcd.createChar(4, user_value5);

lcd.createChar(5, user_value6);

lcd.createChar(6, user_value7);

lcd.createChar(7, user_value8);

times=millis() / 1000;

pinMode(btnH, INPUT);

pinMode(btnM, INPUT);

delay(1000);

lcd.clear();

}

void loop()

{

int hours2;

if (digitalRead(btnH)==HIGH && cnt==0)

{

hours++;

if (hours>=24)

{

hours=0;

}

cnt=millis();

}

else if (digitalRead(btnM)==HIGH && cnt==0)

{

minutes++;

if (minutes>=60)

{

minutes=0;

}

cnt=millis();

}

else if (millis() > cnt+200)

{

cnt=0;

}

if (millis() / 1000 > times)

{

seconds++;

if (seconds>=60)

{

minutes++;

seconds=0;

if (minutes>=60)

{

hours++;

minutes=0;

if (hours>=24)

{

hours=0;

}

times=millis() / 1000;

}

hours2=hours;

if (hours >= 12)

{

showAmPm('p');

// 12 -> 12

// 24 -> 00

if (hours > 12)

{

hours2=hours%12;

}

else

{

showAmPm('a');

}

showNumber(hours2/10, 0);

showNumber(hours2%10, 1);

showDot(seconds);

showNumber(minutes/10, 2);

showNumber(minutes%10, 3);

}

void showDot(int s)

{

lcd.setCursor(9,0);

if (s % 2 == 0)

{

lcd.write(165);

lcd.setCursor(9,1);

lcd.write(165);

}

else

{

lcd.write(160);

lcd.setCursor(9,1);

lcd.write(160);

}

void showAmPm(char ampm)

{

lcd.setCursor(0,0);

if (ampm=='a')

{

lcd.write(0);

lcd.write(1);

lcd.setCursor(0, 1);

lcd.write(0);

lcd.write(1);

}

else if (ampm=='p')

{

lcd.write(0);

lcd.write(1);

lcd.setCursor(0, 1);

lcd.write(0);

lcd.write(6);

}

void showNumber(int number, int positions)

{

// positions

// 0 : 10시

// 1 : 1시

// 2 : 10분

// 3 : 1분

int cal;

switch (positions)

{

case 0:

cal=3;

break;

case 1:

cal=6;

break;

case 2:

cal=11;

break;

case 3:

cal=14;

break;

}

lcd.setCursor(cal,0);

switch (number)

{

case 1:

lcd.write(1);

lcd.write(160);

lcd.setCursor(cal, 1);

lcd.write(3);

lcd.write(4);

break;

case 2:

lcd.write(6);

lcd.write(5);

lcd.setCursor(cal, 1);

lcd.write(7);

lcd.write(4);

break;

case 3:

lcd.write(6);

lcd.write(5);

lcd.setCursor(cal, 1);

lcd.write(4);

lcd.write(3);

break;

case 4:

lcd.write(2);

lcd.write(3);

lcd.setCursor(cal, 1);

lcd.write(160);

lcd.write(1);

break;

case 5:

lcd.write(7);

lcd.write(6);

lcd.setCursor(cal, 1);

lcd.write(4);

lcd.write(5);

break;

case 6:

lcd.write(0);

lcd.write(6);

lcd.setCursor(cal, 1);

lcd.write(7);

lcd.write(5);

break;

case 7:

lcd.write(6);

lcd.write(1);

lcd.setCursor(cal, 1);

lcd.write(160);

lcd.write(0);

break;

case 8:

lcd.write(7);

lcd.write(5);

lcd.setCursor(cal, 1);

lcd.write(2);

lcd.write(3);

break;

case 9:

lcd.write(7);

lcd.write(5);

lcd.setCursor(cal, 1);

lcd.write(4);

lcd.write(3);

break;

case 0:

lcd.write(0);

lcd.write(1);

lcd.setCursor(cal, 1);

lcd.write(2);

lcd.write(3);

break;

}

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