Arduino_STM32/STM32F3/cores/maple/libmaple/i2c.c

53 lines
1.9 KiB
C

/******************************************************************************
* The MIT License
*
* Copyright (c) 2010 Perry Hung.
* Copyright (c) 2012 LeafLabs, LLC.
* Copyright (c) 2013 OpenMusicKontrollers.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*****************************************************************************/
/**
* @file libmaple/i2c.c
* @author Perry Hung <perry@leaflabs.com>,
* F3-port by Hanspeter Portner <dev@open-music-kontrollers.ch>
* @brief Inter-Integrated Circuit (I2C) support.
*
* Currently, only master mode is supported.
*/
#include "i2c_private.h"
#include <libmaple/libmaple.h>
#include <libmaple/rcc.h>
#include <libmaple/gpio.h>
#include <libmaple/nvic.h>
#include <libmaple/i2c.h>
#include <libmaple/systick.h>
#include <string.h>
void i2c_init(i2c_dev *dev) {
rcc_reset_dev(dev->clk_id);
rcc_clk_enable(dev->clk_id);
}