Integrating LED with PCD8544 (Nokia 5110) LCD and Arduino Nano
Circuit:-
Code:-
#include "Adafruit_PCD8544.h"
#include "Adafruit_GFX.h"
#define LED 2
Adafruit_PCD8544 display = Adafruit_PCD8544(11, 10, 8, 9, 7);//Clk, Din, DC, CE, RST
void setup() {
display.begin();
display.setContrast(50);
delay(1000);
display.display();
display.clearDisplay();
pinMode(LED, OUTPUT);
}
void loop() {
display.setTextSize(1);
display.setTextColor(WHITE, BLACK);
display.setCursor(35, 24);
display.print("LED ON");
digitalWrite(LED, HIGH);
delay(1000);
display.display();
display.clearDisplay();
display.setTextSize(1);
display.setTextColor(WHITE, BLACK);
display.setCursor(35, 24);
display.print("LED OFF");
digitalWrite(LED, LOW);
delay(1000);
display.display();
display.clearDisplay();
}
Demo:-
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