48 lines
1.1 KiB
C++
48 lines
1.1 KiB
C++
/*
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Copyright (c) 2014 NicoHood
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See the readme for credit to other people.
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System example
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Press a button to put pc into standby mode
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*/
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// include HID library
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#include <HID.h>
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const int pinLed = 13;
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const int pinButton = 8;
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void setup() {
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pinMode(pinLed, OUTPUT);
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pinMode(pinButton, INPUT_PULLUP);
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// Starts Serial at baud 115200 otherwise HID wont work on Uno/Mega.
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// This is not needed for Leonado/(Pro)Micro but make sure to activate desired USB functions in HID.h
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Serial.begin(SERIAL_HID_BAUD);
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// Sends a clean report to the host. This is important because
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// the 16u2 of the Uno/Mega is not turned off while programming
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// so you want to start with a clean report to avoid strange bugs after reset.
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System.begin();
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}
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void loop() {
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if (!digitalRead(pinButton)) {
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digitalWrite(pinLed, HIGH);
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// See list below for more definitions or the official usb documentation
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System.write(SYSTEM_SLEEP);
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// simple debounce
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delay(300);
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digitalWrite(pinLed, LOW);
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}
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}
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/*
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Definitions:
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SYSTEM_POWER_DOWN
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SYSTEM_SLEEP
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SYSTEM_WAKE_UP
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*/
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