Colony

/**

 * Copyright (c) 2007 Colony Project

 * 

 * 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 i2c.h

 *  @brief Header file for I2C

 *

 *  Contains functions for I2C.

 *

 *  @author Kevin Woo and Suresh Nidhiry, Colony Project, CMU Robotics Club

 **/

#ifndef _I2C_H_

#define _I2C_H_

/** @brief Address of slave receive handler function **/

typedef void (*fun_srecv_t)(char);

/** @brief Address of master receive handler function**/

typedef int (*fun_mrecv_t)(char);

/** @brief Address of slave send handler function**/

typedef char (*fun_send_t)(void);

int i2c_init(char addr, fun_mrecv_t master_recv, fun_srecv_t slave_recv, fun_send_t slave_send);

int i2c_send(char dest, char* data, unsigned int bytes);

int i2c_request(char dest);

void i2c_packet_rec (char i2c_byte);

void i2c_packet_sniff(char data);

#endif