0,0 → 1,70 |
#ifndef I2CINTERFACE_H |
#define I2CINTERFACE_H |
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/* |
Copyright (C) 2004 John Orlando |
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AVRcam: a small real-time image processing engine. |
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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. |
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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. |
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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 |
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For more information on the AVRcam, please contact: |
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john@jrobot.net |
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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 |
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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. |
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Revision History: |
Date Rel Ver. Notes |
4/10/2004 0.1 Module created |
6/30/2004 1.0 Initial release for Circuit Cellar |
contest. |
***********************************************************/ |
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#include "CommonDefs.h" |
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/* Structures and Typedefs */ |
typedef struct |
{ |
unsigned char configReg; |
unsigned char data; |
} i2cCmd_t; |
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/* 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 |
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/* 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); |
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#endif |
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