113 lines
4.0 KiB
C
113 lines
4.0 KiB
C
#ifndef __I2C_H__
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#define __I2C_H__
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/**
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*****************************************************************************
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* @addtogroup CARME
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* @{
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* @addtogroup CARME_I2C
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* @{
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*
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* @file i2c.h
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* @version 1.0
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* @date 2013-01-31
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* @author rct1
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*
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* @brief I2C board support package for the CARME module.
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*
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*****************************************************************************
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* @copyright
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* @{
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*
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* This software can be used by students and other personal of the Bern
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* University of Applied Sciences under the terms of the MIT license.
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* For other persons this software is under the terms of the GNU General
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* Public License version 2.
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*
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* Copyright © 2013, Bern University of Applied Sciences.
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* All rights reserved.
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*
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*
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* ##### MIT License
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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*
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* ##### GNU GENERAL PUBLIC LICENSE
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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* @}
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*****************************************************************************
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/*----- Header-Files -------------------------------------------------------*/
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#include <stm32f4xx.h> /* Processor STM32F407IG */
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#include <carme.h> /* CARME Module */
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/*----- Macros -------------------------------------------------------------*/
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#define CARME_I2C_BOARD I2C2 /**< I2C on board and external */
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#define CARME_I2C_AUDIO I2C3 /**< I2C to audio codec */
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#define CARME_I2C_SPEED 100000 /**< I2C speed in Hz */
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#define CARME_I2C_ADDR_BOARD 0xA0 /**< I2C Address of master on the
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* I2C board bus */
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#define CARME_I2C_ADDR_AUDIO 0x33 /**< I2C Address of master on the
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* I2C audio bus */
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#define CARME_ERROR_I2C_TIMEOUT CARME_ERROR_I2C_BASE + 0 /**< I2C timeout */
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/*----- Data types ---------------------------------------------------------*/
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/*----- Function prototypes ------------------------------------------------*/
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extern void CARME_I2C_Init(I2C_TypeDef *I2Cx);
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ERROR_CODES CARME_I2C_Write(I2C_TypeDef *I2Cx, uint8_t addr, uint16_t reg,
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uint8_t twoByte, uint8_t *pdata, uint16_t count);
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ERROR_CODES CARME_I2C_Read(I2C_TypeDef *I2Cx, uint8_t addr, uint16_t reg,
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uint8_t twoByte, uint8_t *pdata, uint16_t count);
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/*----- Data ---------------------------------------------------------------*/
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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/**
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* @}
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* @}
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*/
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#endif /* __I2C_H__ */
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