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
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20  */
21 
28 #ifndef GPIO_ARCH_H
29 #define GPIO_ARCH_H
30 
31 #include "std.h"
32 #include "LPC21xx.h"
33 
37 static inline void gpio_output_high(uint32_t port, uint16_t pin) {
38  if (port == 0)
39  IO0SET = _BV(pin);
40  else if (port == 1)
41  IO1SET = _BV(pin);
42 }
43 
47 static inline void gpio_output_low(uint32_t port, uint16_t pin) {
48  if (port == 0)
49  IO0CLR = _BV(pin);
50  else if (port == 1)
51  IO1CLR = _BV(pin);
52 }
53 
54 
55 #endif /* GPIO_ARCH_H */
unsigned short uint16_t
Definition: types.h:16
#define IO1SET
Definition: LPC21xx.h:338
static void gpio_output_high(uint32_t port, uint16_t pin)
Set a gpio output to high level.
Definition: gpio_arch.h:37
unsigned long uint32_t
Definition: types.h:18
#define IO0CLR
Definition: LPC21xx.h:336
#define IO0SET
Definition: LPC21xx.h:334
static void gpio_output_low(uint32_t port, uint16_t pin)
Clear a gpio output to low level.
Definition: gpio_arch.h:47
#define IO1CLR
Definition: LPC21xx.h:340