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48 lines
1.2 KiB
Plaintext
48 lines
1.2 KiB
Plaintext
15 years ago
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//example use of LCD4Bit library
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#include <LCD4Bit.h>
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//create object to control an LCD.
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//number of lines in display=1
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LCD4Bit lcd = LCD4Bit(1);
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//some messages to display on the LCD
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char msgs[6][15] = {"apple", "banana", "pineapple", "mango", "watermelon", "pear"};
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int NUM_MSGS = 6;
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void setup() {
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pinMode(13, OUTPUT); //we'll use the debug LED to output a heartbeat
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lcd.init();
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//optionally, now set up our application-specific display settings, overriding whatever the lcd did in lcd.init()
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//lcd.commandWrite(0x0F);//cursor on, display on, blink on. (nasty!)
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}
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void loop() {
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digitalWrite(13, HIGH); //light the debug LED
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//pick a random message from the array
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int pick = random(NUM_MSGS);
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char* msg = msgs[pick];
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lcd.clear();
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lcd.printIn(msg);
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delay(1000);
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digitalWrite(13, LOW);
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//print some dots individually
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for (int i=0; i<3; i++){
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lcd.print('.');
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delay(100);
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}
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//print something on the display's second line.
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//uncomment this if your display HAS two lines!
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/*
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lcd.cursorTo(2, 0); //line=2, x=0.
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lcd.printIn("Score: 6/7");
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delay(1000);
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*/
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//scroll entire display 20 chars to left, delaying 50ms each inc
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lcd.leftScroll(20, 50);
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}
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