hackrf/firmware/common/pin_lpc.c
2014-11-13 16:12:54 -08:00

53 lines
1.3 KiB
C

/*
* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
*
* This file is part of HackRF.
*
* 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 2, 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; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#include "pin_lpc.h"
#include <libopencm3/lpc43xx/gpio.h>
void pin_set(pin_t pin) {
GPIO_SET(pin->gpio) = pin->mask;
}
void pin_clear(pin_t pin) {
GPIO_CLR(pin->gpio) = pin->mask;
}
void pin_toggle(pin_t pin) {
GPIO_NOT(pin->gpio) = pin->mask;
}
void pin_output(pin_t pin) {
GPIO_DIR(pin->gpio) |= pin->mask;
}
void pin_input(pin_t pin) {
GPIO_DIR(pin->gpio) &= ~pin->mask;
}
void pin_write(pin_t pin, const bool value) {
MMIO32(pin->gpio_w) = value;
}
bool pin_read(pin_t pin) {
return MMIO32(pin->gpio_w);
}