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qmk_firmware/tmk_core/common/usb_util.c
Joel Challis 5ba4391cf2
Refactor of USB code within split_common (#11890)
* Initial refactor of usb code within split_common

* Add headers

* Correct disable condition

* Format

* Align func name
2021-02-28 15:52:58 +00:00

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C

/* Copyright 2021 QMK
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "usb_util.h"
#include "wait.h"
__attribute__((weak)) void usb_disable(void) {}
__attribute__((weak)) bool usb_connected_state(void) { return true; }
__attribute__((weak)) bool usb_vbus_state(void) {
#ifdef USB_VBUS_PIN
setPinInput(USB_VBUS_PIN);
wait_us(5);
return readPin(USB_VBUS_PIN);
#else
return true;
#endif
}