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/*
button.h
This defines a sample for a very simple "peripheral"
that can talk to an AVR core.
It is in fact a bit more involved than strictly necessary,
but is made to demonstrante a few useful features that are
easy to use.
Copyright 2008, 2009 Michel Pollet <buserror@gmail.com>
This file is part of simavr.
simavr 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 3 of the License, or
(at your option) any later version.
simavr 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 simavr. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __BUTTON_H__
#define __BUTTON_H__
#include "sim_irq.h"
enum {
IRQ_BUTTON_OUT = 0,
IRQ_BUTTON_COUNT
};
typedef struct button_t {
avr_irq_t * irq; // output irq
struct avr_t * avr;
uint8_t value;
} button_t;
void
button_init(
struct avr_t * avr,
button_t * b,
const char * name);
void
button_press(
button_t * b,
uint32_t duration_usec);
#endif /* __BUTTON_H__*/
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