Ecran LCD afficher différent caractères
Codes:
Sans potentiomètre :
// include the library code:
#include <LiquidCrystal.h>
// initialize the library with the numbers of the interface pins
LiquidCrystal lcd(12, 11, 5, 4, 3, 2);
int backLight = 10;
// make some custom characters:
byte heart[8] = {
0b00000,
0b01010,
0b11111,
0b11111,
0b11111,
0b01110,
0b00100,
0b00000
};
byte smiley[8] = {
0b00000,
0b00000,
0b01010,
0b00000,
0b00000,
0b10001,
0b01110,
0b00000
};
byte frownie[8] = {
0b00000,
0b00000,
0b01010,
0b00000,
0b00000,
0b00000,
0b01110,
0b10001
};
byte armsDown[8] = {
0b00100,
0b01010,
0b00100,
0b00100,
0b01110,
0b10101,
0b00100,
0b01010
};
byte armsUp[8] = {
0b00100,
0b01010,
0b00100,
0b10101,
0b01110,
0b00100,
0b00100,
0b01010
};
void setup() {
pinMode(backLight, OUTPUT);
analogWrite(backLight, 120);
// initialize LCD and set up the number of columns and rows:
lcd.begin(16, 2);
// create a new character
lcd.createChar(0, heart);
// create a new character
lcd.createChar(1, smiley);
// create a new character
lcd.createChar(2, frownie);
// create a new character
lcd.createChar(3, armsDown);
// create a new character
lcd.createChar(4, armsUp);
// Print a message to the lcd.
lcd.setCursor(0,0);
lcd.print("I ");
lcd.write(byte(0)); // when calling lcd.write() '0' must be cast as a byte
lcd.print(" Arduino! ");
lcd.write((byte) 1);
}
void loop() {
// read the potentiometer on A0:
int sensorReading = analogRead(A0);
// map the result to 200 - 1000:
int delayTime = map(sensorReading, 0, 1023, 200, 1000);
// set the cursor to the bottom row, 5th position:
lcd.setCursor(4, 1);
// draw the little man, arms down:
lcd.write(3);
delay(delayTime);
lcd.setCursor(4, 1);
// draw him arms up:
lcd.write(4);
delay(delayTime);
}
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