HackRF-Treasure-Chest/Software/portapack-mayhem/hackrf/firmware/common/gpio_lpc.c
2022-09-22 09:26:57 -07:00

59 lines
1.4 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 "gpio_lpc.h"
#include <stddef.h>
void gpio_init() {
for(size_t i=0; i<8; i++) {
GPIO_LPC_PORT(i)->dir = 0;
}
}
void gpio_set(gpio_t gpio) {
gpio->port->set = gpio->mask;
}
void gpio_clear(gpio_t gpio) {
gpio->port->clr = gpio->mask;
}
void gpio_toggle(gpio_t gpio) {
gpio->port->not = gpio->mask;
}
void gpio_output(gpio_t gpio) {
gpio->port->dir |= gpio->mask;
}
void gpio_input(gpio_t gpio) {
gpio->port->dir &= ~gpio->mask;
}
void gpio_write(gpio_t gpio, const bool value) {
*gpio->gpio_w = value;
}
bool gpio_read(gpio_t gpio) {
return *gpio->gpio_w;
}