Paparazzi UAS  v5.0.5_stable-7-g4b8bbb7
Paparazzi is a free software Unmanned Aircraft System.
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gpio_arch.h
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1 /*
2  * Copyright (C) 2013 Felix Ruess <felix.ruess@gmail.com>
3  *
4  * This file is part of paparazzi.
5  *
6  * paparazzi is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2, or (at your option)
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14  * GNU General Public License for more details.
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20  */
21 
29 #ifndef GPIO_ARCH_H
30 #define GPIO_ARCH_H
31 
32 #include <libopencm3/stm32/gpio.h>
33 
37 static inline void gpio_output_high(uint32_t port, uint16_t pin) {
38  gpio_set(port, pin);
39 }
40 
44 static inline void gpio_output_low(uint32_t port, uint16_t pin) {
45  gpio_clear(port, pin);
46 }
47 
51 extern void gpio_setup_pin_af(uint32_t port, uint16_t pin, uint8_t af, bool_t is_output);
52 
53 extern void gpio_enable_clock(uint32_t port);
54 
55 #endif /* GPIO_ARCH_H */
unsigned short uint16_t
Definition: types.h:16
static void gpio_output_low(uint32_t port, uint16_t pin)
Clear a gpio output to low level.
Definition: gpio_arch.h:44
unsigned long uint32_t
Definition: types.h:18
int gpio_set(int nr, int val)
Definition: gpio_ardrone.c:32
void gpio_enable_clock(uint32_t port)
void gpio_setup_pin_af(uint32_t port, uint16_t pin, uint8_t af, bool_t is_output)
Setup a gpio for input or output with alternate function.
static void gpio_output_high(uint32_t port, uint16_t pin)
Set a gpio output to high level.
Definition: gpio_arch.h:37
unsigned char uint8_t
Definition: types.h:14