Adafruit_Learning_System_Gu.../Introducing_CircuitPlaygroundExpress/digitalio/digitalio.ino
2022-02-23 14:26:51 -05:00

20 lines
453 B
C++

// SPDX-FileCopyrightText: 2017 Limor Fried for Adafruit Industries
//
// SPDX-License-Identifier: MIT
#include <Adafruit_CircuitPlayground.h>
void setup() {
pinMode(CPLAY_LEFTBUTTON, INPUT_PULLDOWN);
pinMode(CPLAY_REDLED, OUTPUT);
}
void loop() {
// If the left button is pressed....
if (digitalRead(CPLAY_LEFTBUTTON)) {
digitalWrite(CPLAY_REDLED, HIGH); // LED on
} else {
digitalWrite(CPLAY_REDLED, LOW); // LED off
}
}