Rev 409 | Blame | Compare with Previous | Last modification | View Log | Download
#ifndef I2CINTERFACE_H
#define I2CINTERFACE_H
/*
Copyright (C) 2004 John Orlando
AVRcam: a small real-time image processing engine.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
For more information on the AVRcam, please contact:
john@jrobot.net
or go to www.jrobot.net for more details regarding the system.
*/
/***********************************************************
Module Name: I2CInterface.h
Module Date: 04/10/2004
Module Auth: John Orlando
Description: This module provides the external interface
to the I2C hardware available on the mega8. It also
contains defines and declarations for how the I2C
interface will be used in this system.
Revision History:
Date Rel Ver. Notes
4/10/2004 0.1 Module created
6/30/2004 1.0 Initial release for Circuit Cellar
contest.
***********************************************************/
#include "CommonDefs.h"
/* Structures and Typedefs */
typedef struct
{
unsigned char configReg;
unsigned char data;
} i2cCmd_t;
/* Defines */
/* The I2C interface will run at 100 KHz (the OV6620 can
support up to 400 KHz, but this hasn't been tested) */
#define I2C_SPEED 100000
/* External Function Prototypes */
extern void I2CInt_init(void);
extern void I2CInt_writeData(unsigned char address, unsigned char *data, unsigned char bytes);
extern void I2CInt_readData(unsigned char address, unsigned char *data, unsigned char bytes);
extern bool_t I2CInt_isI2cBusy(void);
#endif