rt-thread/components/drivers/include/drivers/i2c_dev.h

53 lines
1.5 KiB
C

/*
* File : i2c_dev.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2012, RT-Thread Development Team
*
* 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 of the License, 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; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Change Logs:
* Date Author Notes
* 2012-04-25 weety first version
*/
#ifndef __I2C_DEV_H__
#define __I2C_DEV_H__
#include <rtthread.h>
#ifdef __cplusplus
extern "C" {
#endif
#define RT_I2C_DEV_CTRL_10BIT 0x20
#define RT_I2C_DEV_CTRL_ADDR 0x21
#define RT_I2C_DEV_CTRL_TIMEOUT 0x22
#define RT_I2C_DEV_CTRL_RW 0x23
struct rt_i2c_priv_data
{
struct rt_i2c_msg *msgs;
rt_size_t number;
};
rt_err_t rt_i2c_bus_device_device_init(struct rt_i2c_bus_device *bus,
const char *name);
#ifdef __cplusplus
}
#endif
#endif