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/*
Keyboard Message test
For the Arduino Leonardo and Micro.
Sends a text string when a button is pressed.
The circuit:
- pushbutton attached from pin 4 to +5V
- 10 kilohm resistor attached from pin 4 to ground
created 24 Oct 2011
modified 27 Mar 2012
by Tom Igoe
modified 11 Nov 2013
by Scott Fitzgerald
This example code is in the public domain.
https://www.arduino.cc/en/Tutorial/BuiltInExamples/KeyboardMessage
*/
#include "Keyboard.h"
const int buttonPin = 4; // input pin for pushbutton
int previousButtonState = HIGH; // for checking the state of a pushButton
int counter = 0; // button push counter
void setup() {
// make the pushButton pin an input:
pinMode(buttonPin, INPUT);
// initialize control over the keyboard:
Keyboard.begin();
}
void loop() {
// read the pushbutton:
int buttonState = digitalRead(buttonPin);
// if the button state has changed,
if ((buttonState != previousButtonState)
// and it's currently pressed:
&& (buttonState == HIGH)) {
// increment the button counter
counter++;
// type out a message
Keyboard.print("You pressed the button ");
Keyboard.print(counter);
Keyboard.println(" times.");
}
// save the current button state for comparison next time:
previousButtonState = buttonState;
}
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