79 lines
1.4 KiB
Plaintext
79 lines
1.4 KiB
Plaintext
#include <Wire.h>
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#include <LiquidCrystal.h>
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#define CONTRAST_PIN 9
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#define BACKLIGHT_PIN 7
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#define CONTRAST 110
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LiquidCrystal lcd(12, 11, 5, 4, 3, 2, BACKLIGH_PIN, POSITIVE );
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// Creat a set of new characters
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byte smiley[8] = {
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0b00000,
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0b00000,
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0b01010,
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0b00000,
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0b00000,
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0b10001,
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0b01110,
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0b00000
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};
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byte armsUp[8] = {
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0b00100,
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0b01010,
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0b00100,
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0b10101,
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0b01110,
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0b00100,
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0b00100,
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0b01010
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};
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byte frownie[8] = {
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0b00000,
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0b00000,
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0b01010,
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0b00000,
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0b00000,
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0b00000,
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0b01110,
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0b10001
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};
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void setup()
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{
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Serial.begin ( 57600 );
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// Switch on the backlight and LCD contrast levels
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pinMode(CONTRAST_PIN, OUTPUT);
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analogWrite ( CONTRAST_PIN, CONTRAST );
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//lcd.setBacklightPin ( BACKLIGHT_PIN, POSITIVE );
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//lcd.setBacklight ( HIGH );
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lcd.backlight();
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lcd.begin(16,2); // initialize the lcd
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lcd.createChar (0, smiley); // load character to the LCD
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lcd.createChar (1, armsUp); // load character to the LCD
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lcd.createChar (2, frownie); // load character to the LCD
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lcd.home (); // go home
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lcd.print("Hello, ARDUINO ");
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lcd.setCursor ( 0, 1 ); // go to the next line
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lcd.print (" FORUM - fm ");
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}
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void loop()
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{
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// Do a little animation by writing to the same location
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lcd.setCursor ( 14, 1 );
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lcd.print (char(2));
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delay (200);
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lcd.setCursor ( 14, 1 );
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lcd.print ( char(0));
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delay (200);
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}
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