0–9999 counter module using Arduino UNO

Circuit is done as shown in the diagram.



Purchase the module from this purchase link.

Purchase link


Upload the following program to Arduino UNO.

							
							
// the setup function runs once when you press reset or power the board
void setup() {
  pinMode(2, OUTPUT);
}

// the loop function runs over and over again forever
void loop() {
  digitalWrite(2, HIGH);   // turn the LED on (HIGH is the voltage level)
  delay(100);               // wait for 100 mS
  digitalWrite(2, LOW);    // turn the LED off by making the voltage LOW
  delay(100);               // wait for 100mS
}