---

ospi.h

/*
Object Oriented Mobile Robot Model (OOMRM) C++  Library Copyright (C) 2002-2005  Derek Jones

This library is free software; you can redistribute it  and/or
modify it under the terms of the GNU Lesser General Public
License  as published by the Free Software Foundation; either
version 2.1 of the  License, or (at your option) any later version.

This library 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
Lesser General Public License for more  details.

You should have received a copy of the GNU Lesser General  Public
License along with this library; if not, write to the Free  Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA   02111-1307  USA

$Id: ospi.h,v 1.2 2007/06/10 22:41:28 derek Exp $ 
*/
#ifndef _OOMRM_OSPI
#define _OOMRM_OSPI
#include <hardware/oomrm.h>

enum EEPROM_COMMAND { NOOP=0, WRSR, WRITE, READ, WRDI, RDSR, WREN }; 


enum TX_COMMAND_OP { TX_CLEAR, TX_ADD };
typedef TX_COMMAND_OP TX_COMMAND_OP;

class oSPI : public virtual OOMRM
{
public:
  oSPI(int baud_rate, IOLINE cs);               
  static bool havebyte(void);   
  static bool sendingbyte(void);        
  void inbyte(word address, word rxdata[]);     
  void outbyte(word address, uint8 txbyte);     
//  static void resync(int);    ///< Recalibrates the baud rate. Must perform after System Clock change!
//  static void resync(void);   ///< Default recalibration that uses current baud rate after clock change.
private:
  void queue(int, int);
  void init(int baud_rate, IOLINE cs);
//  static bool _init;
  IOLINE _cs;
  int _tx_top;
};

#endif

---