/projects/cubeos/src_current/drivers/i2c/digital.h Source File

00001 /*  src_experimental/drivers/i2c/digital.h
00002     CubeOS Version 0.4.90 experimental
00003     Copyright (C) 1999,2000 Holger Kenn
00004 
00005     CubeOS is free software; you can redistribute it and/or
00006     modify it under the terms of the GNU Library General Public
00007     License as published by the Free Software Foundation; either
00008     version 2 of the License, or any later version.
00009 
00010     CubeOS is distributed in the hope that it will be useful,
00011     but WITHOUT ANY WARRANTY; without even the implied warranty of
00012     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013     Library General Public License for more details.
00014 
00015 */  
00016 #ifndef _DIGITAL_H
00017 #define _DIGITAL_H
00018 
00023 #define MAXI2CMESSLENGTH 8
00024 
00029 struct _I2C_bin_datas
00030 {
00031 char bus;
00032 char address;
00033 char status;
00034 char active;
00035 };
00036 
00037 extern struct _I2C_bin_datas _I2C_bin_data[32];
00038 extern unsigned char _I2C_digital_mbuf[MAXI2CMESSLENGTH];
00039 extern struct i2cmess _I2C_digital_m;
00040 extern int _I2C_binnum;
00041 
00042 unsigned char I2C_ReadBinIn(int chip);
00043 int I2C_WriteBinOut(int chip,unsigned char value);
00044 
00045 int I2C_init_digital();
00046 
00047 #endif