Arduino Reference - KeyboardRelease

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Keyboard

Keyboard.release()

Description

Lets go of the specified key. See Keyboard.press() for more information.

Syntax

Keyboard.release(key)

Parameters

key : the key to release. char

Returns

int : the number of keys released

Example

// use this option for OSX:
char ctrlKey = KEY_LEFT_GUI;
// use this option for Windows and Linux:
// char ctrlKey = KEY_LEFT_CTRL;

void setup() {
// make pin 2 an input and turn on the
// pullup resistor so it goes high unless
// connected to ground:
pinMode(2, INPUT_PULLUP);
// initialize control over the keyboard:
Keyboard.begin();
}

void loop() {
while (digitalRead(2) == HIGH) {
// do nothing until pin 2 goes low
delay(500);
}
delay(1000);
// new document:
Keyboard.press(ctrlKey);
Keyboard.press('n');
delay(100);
Keyboard.release(ctrlKey);
Keyboard.release('n');
// wait for new window to open:
delay(1000);
}

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