HackRF-Treasure-Chest/Software/portapack-mayhem/hackrf/firmware/common/i2c_bus.h

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2022-09-22 18:26:57 +02:00
/*
* 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.
*/
#ifndef __I2C_BUS_H__
#define __I2C_BUS_H__
#include <stdint.h>
#include <stddef.h>
struct i2c_bus_t;
typedef struct i2c_bus_t i2c_bus_t;
struct i2c_bus_t {
void* const obj;
void (*start)(i2c_bus_t* const bus, const void* const config);
void (*stop)(i2c_bus_t* const bus);
void (*transfer)(
i2c_bus_t* const bus,
const uint_fast8_t peripheral_address,
const uint8_t* const tx, const size_t tx_count,
uint8_t* const rx, const size_t rx_count
);
};
void i2c_bus_start(i2c_bus_t* const bus, const void* const config);
void i2c_bus_stop(i2c_bus_t* const bus);
void i2c_bus_transfer(
i2c_bus_t* const bus,
const uint_fast8_t peripheral_address,
const uint8_t* const tx, const size_t tx_count,
uint8_t* const rx, const size_t rx_count
);
#endif/*__I2C_BUS_H__*/