BIG numbers from a little LCD

Forum 2005-2010 (read only) General Exhibition
6

works fine !!! :smiley: :smiley: :smiley:

// Example use of LCD3Wire library
// Almost a carbon-copy of LCD4BitExample.pde
#include <avr/pgmspace.h>  
#include <LCD3Wire.h> 

//LCD Pins 
#define LCD_LINES 2  // number of lines in your display

#define CLK_PIN   9  // Clock pin pwm
#define DOUT_PIN  11  // Dout pin pwm      
#define STR_PIN   12  // Strobe pin

//create object to control an LCD.  
LCD3Wire lcd = LCD3Wire(LCD_LINES, DOUT_PIN, STR_PIN, CLK_PIN); 


void setup() { 

  lcd.init();

//creating the custom fonts:
  lcd.commandWrite(B01001000);  // set cgram
  static byte chars[] PROGMEM ={
    B11111,B00000,B11111,B11111,B00000,
    B11111,B00000,B11111,B11111,B00000,
    B11111,B00000,B11111,B11111,B00000,
    B00000,B00000,B00000,B11111,B00000,
    B00000,B00000,B00000,B11111,B00000,
    B00000,B11111,B11111,B11111,B01110,
    B00000,B11111,B11111,B11111,B01110,
    B00000,B11111,B11111,B11111,B01110};


      
    for(byte x=0;x<5;x++)
      {
        byte a=(x+1<<3)|0x40;

      for(byte y=0;y<8;y++)
        {
          lcd.commandWrite(a++); //write the character data to the character generator ram
              lcd.print(pgm_read_byte(&chars[y*5+x]));
        }
      }



  lcd.commandWrite(B00000001);  // clear display, set cursor position to zero
  lcd.commandWrite(B10000000);  // set dram to zero
  

}
char bignumchars1[]={4,1,4,0, 1,4,32,0, 3,3,4,0, 1,3,4,0, 4,2,4,0,   4,3,3,0, 4,3,3,0, 1,1,4,0,   4,3,4,0, 4,3,4,0};
char bignumchars2[]={4,2,4,0, 2,4,2,0,  4,2,2,0, 2,2,4,0, 32,32,4,0, 2,2,4,0, 4,2,4,0, 32,32,4,0, 4,2,4,0, 2,2,4,0};


void loop() {  

      for(int x = 0;x<10;x++){

      lcd.clear();
    lcd.cursorTo(0);
    lcd.printIn(bignumchars1+x*4);

    lcd.cursorTo(1);
    lcd.printIn(bignumchars2+x*4);

    delay(1000);
  }
}