CARME-M4 BSP  V1.5
i2c.c File Reference

I2C board support package for the CARME module. More...

#include <stm32f4xx.h>
#include <carme.h>
#include <i2c.h>
+ Include dependency graph for i2c.c:

Go to the source code of this file.

Macros

#define TIMEOUT_MAX   0x3000
 

Functions

static void CARME_I2C_Settings (I2C_TypeDef *I2Cx)
 I2C interface initialization. More...
 
static ERROR_CODES CARME_I2C_Timeout (I2C_TypeDef *I2Cx)
 Restart the I2C periph if a timeout has occurred. More...
 
void CARME_I2C_Init (I2C_TypeDef *I2Cx)
 I2C initialization. More...
 
ERROR_CODES CARME_I2C_Write (I2C_TypeDef *I2Cx, uint8_t addr, uint16_t reg, uint8_t twoByte, uint8_t *pdata, uint16_t count)
 Write data to an I2C slave device on a specific register address. More...
 
ERROR_CODES CARME_I2C_Read (I2C_TypeDef *I2Cx, uint8_t addr, uint16_t reg, uint8_t twoByte, uint8_t *pdata, uint16_t count)
 Read data from an I2C slave device on a specific register address. More...
 

Variables

static CARME_Port_Pin_t CARME_I2C_Port_Pin []
 I2C Port and Pin association. More...
 
static I2C_InitTypeDef I2C_InitStruct [2]
 I2C init structures to reinitialize the interface, if it is crashed.
 

Detailed Description

I2C board support package for the CARME module.

Version
1.0
Date
2013-01-31
Author
rct1
Bug:
The I2C system don't work correctly, when code optimization O2 is enabled.

This software can be used by students and other personal of the Bern University of Applied Sciences under the terms of the MIT license. For other persons this software is under the terms of the GNU General Public License version 2.

Copyright © 2013, Bern University of Applied Sciences. All rights reserved.

MIT License

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.

GNU GENERAL PUBLIC LICENSE

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.

Definition in file i2c.c.