Hamlib/microtune/microtune_eval_board.h

65 wiersze
1.8 KiB
C++

/* -*-C++-*-
*******************************************************************************
*
* File: microtune_eval_board.h
* Description:
*
*******************************************************************************
*/
/*
* Copyright 2001 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* GNU Radio 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, or (at your option)
* any later version.
*
* GNU Radio 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 GNU Radio; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef _MICROTUNE_EVAL_BOARD_H_
#define _MICROTUNE_EVAL_BOARD_H_
#include "microtune_4937.h"
class ppio;
class i2cio;
class i2c;
/*!
* \brief concrete class for controlling microtune 4937 eval board attached to parallel port
*/
class microtune_eval_board : public microtune_4937 {
public:
microtune_eval_board (int which_pp = 1);
~microtune_eval_board ();
//! is the eval board present?
bool board_present_p ();
private:
//! \returns true iff successful
virtual bool i2c_write (int addr, const unsigned char *buf, int nbytes);
//! \returns number of bytes read or -1 if error
virtual int i2c_read (int addr, unsigned char *buf, int max_bytes);
ppio *m_ppio;
i2cio *m_i2cio;
i2c *m_i2c;
};
#endif /* _MICROTUNE_EVAL_BOARD_H_ */