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gpib.h

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00001 /*
00002  * MAX : gpib.h, Sam Dez 29 19:41:25 CET 2001 -sg
00003  * 
00004  * (c) 1998 by C. Rosen, C. Otto, D. Rohloff, M. Dammasch
00005  * 
00006  * This file is part of Max data acquisition software
00007  * Copyright (C) 1997,98 Christian Rosen
00008  *
00009  * Max is free software; you can redistribute it and/or modify it
00010  * under the terms of the version 2 of GNU General Public License as
00011  * published by the Free Software Foundation.
00012  *
00013  * Max is distributed in the hope that it will be useful, but WITHOUT
00014  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00015  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
00016  * for more details.
00017  *
00018  * You should have received a copy of the GNU General Public License
00019  * (see the file COPYING) in this directory; if not, write to the
00020  * Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00021  */
00022 
00023 #ifndef __GPIB_HPP__
00024 #define __GPIB_HPP__
00025 
00026 #define GPIB_OK   1
00027 #define GPIB_ERR  0
00028 
00029 #define GPIB_STRMAX   255
00030 #define GPIB_NAMEMAX  80
00031 
00032 // initflags for gpib_init()
00033 #define IB_IFC   1
00034 #define IB_REM   2
00035 #define IB_CLEAR 4 
00036 
00037 //
00038 // Definition of GPIB_Device structure
00039 //
00040 typedef struct {
00041     int  addr;                   //  Bus-Address of the device
00042     char name[GPIB_NAMEMAX+1];   //  Name-String of the device (as defined in GPIB.CONF)
00043     int  stat;                   //  Status of the Device (GPIB_ERR or GPIB_OK)
00044 } GPIB_Device;
00045 
00046 //
00047 // function prototypes as defined in GPIB.CPP
00048 //
00049 GPIB_Device  gpib_init ( char *device_name, int initflag );
00050 int  gpib_clear ( GPIB_Device *device );
00051 int  gpib_write ( GPIB_Device *device, char *formatstr, ... );
00052 int  gpib_read ( GPIB_Device *device, char *buffer, unsigned long length );
00053 
00054 #endif

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