Paparazzi UAS  v5.15_devel-99-g2ff7410
Paparazzi is a free software Unmanned Aircraft System.
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led_hw.h
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1 /*
2  * Copyright (C) 2013 AggieAir, A Remote Sensing Unmanned Aerial System for Scientific Applications
3  * Utah State University, http://aggieair.usu.edu/
4  *
5  * Michal Podhradsky (michal.podhradsky@aggiemail.usu.edu)
6  * Calvin Coopmans (c.r.coopmans@ieee.org)
7  *
8  *
9  * This file is part of paparazzi.
10  *
11  * paparazzi is free software; you can redistribute it and/or modify
12  * it under the terms of the GNU General Public License as published by
13  * the Free Software Foundation; either version 2, or (at your option)
14  * any later version.
15  *
16  * paparazzi is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19  * GNU General Public License for more details.
20  *
21  * You should have received a copy of the GNU General Public License
22  * along with paparazzi; see the file COPYING. If not, write to
23  * the Free Software Foundation, 59 Temple Place - Suite 330,
24  * Boston, MA 02111-1307, USA.
25  */
30 #ifndef LED_HW_H
31 #define LED_HW_H
32 
33 /*
34  * hal.h is needed for palXXX functions
35  */
36 #include <hal.h>
37 #include "mcu_periph/gpio.h"
38 #include BOARD_CONFIG
39 
40 /*
41  * Regular GPIO driven LEDs
42  */
43 #define _LED_EVAL(i) i
44 
45 #define LED_GPIO(i) _LED_EVAL(LED_ ## i ## _GPIO)
46 #define LED_GPIO_PIN(i) _LED_EVAL(LED_ ## i ## _GPIO_PIN)
47 #define LED_GPIO_ON(i) _LED_EVAL(LED_ ## i ## _GPIO_ON)
48 #define LED_GPIO_OFF(i) _LED_EVAL(LED_ ## i ## _GPIO_OFF)
49 
50 #define LED_INIT(i) gpio_setup_output(LED_GPIO(i), LED_GPIO_PIN(i))
51 #define LED_ON(i) LED_GPIO_ON(i)(LED_GPIO(i), LED_GPIO_PIN(i))
52 #define LED_OFF(i) LED_GPIO_OFF(i)(LED_GPIO(i), LED_GPIO_PIN(i))
53 #define LED_TOGGLE(i) gpio_toggle(LED_GPIO(i), LED_GPIO_PIN(i))
54 #define LED_DISABLE(i) gpio_setup_input(LED_GPIO(i), LED_GPIO_PIN(i))
55 #define LED_PERIODIC() {}
56 
57 #endif /* LED_HW_H */
Some architecture independent helper functions for GPIOs.