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/******************************************************************************
*
* Microchip Memory Disk Drive File System
*
******************************************************************************
* FileName: CF- Bit transaction.h
* Dependencies: GenericTypeDefs.h
* FSDefs.h
* FSconfig.h
* Processor: PIC18/PIC24/dsPIC30/dsPIC33
* Compiler: C18/C30
* Company: Microchip Technology, Inc.
* Version: 1.2.0
*
* Software License Agreement
*
* The software supplied herewith by Microchip Technology Incorporated
* (the “Company”) for its PICmicro® Microcontroller is intended and
* supplied to you, the Company’s customer, for use solely and
* exclusively on Microchip PICmicro Microcontroller products. The
* software is owned by the Company and/or its supplier, and is
* protected under applicable copyright laws. All rights are reserved.
* Any use in violation of the foregoing restrictions may subject the
* user to criminal sanctions under applicable laws, as well as to
* civil liability for the breach of the terms and conditions of this
* license.
*
* THIS SOFTWARE IS PROVIDED IN AN “AS IS” CONDITION. NO WARRANTIES,
* WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT NOT LIMITED
* TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. THE COMPANY SHALL NOT,
* IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL OR
* CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
*
*****************************************************************************/
#include "GenericTypeDefs.h"
#include "FSconfig.h"
#include "FSDefs.h"
/********************************************************************************/
/* Macros */
/********************************************************************************/
// Description: A macro to set the CF data bus TRIS register to outputs
#define MDD_CFBT_DATABoutput MDD_CFBT_DATADIR = 0;
// Description: A macro to set the CF data bus TRIS register to inputs
#define MDD_CFBT_DATABinput MDD_CFBT_DATADIR = 0xff;
/**********************************************************************************/
/* Defines and structures */
/**********************************************************************************/
// Description: A macro for the data register offset for CF cards
#define R_DATA 0
// Description: A macro for the error register offset for CF cards
#define R_ERROR 1
// Description: A macro for the count register offset for CF cards
#define R_COUNT 2
// Description: A macro for the sector register offset for CF cards
#define R_SECT 3
// Description: A macro for the cylinder-low register offset for CF cards
#define R_CYLO 4
// Description: A macro for the cylinder-high register offset for CF cards
#define R_CYHI 5
// Description: A macro for the drive register offset for CF cards
#define R_DRIVE 6
// Description: A macro for the command register offset for CF cards
#define R_CMD 7
// Description: A macro for the status offset for CF cards
#define R_STATUS 7
// Description: A macro for the CF read comment
#define C_SECTOR_READ 0x20
// Description: A macro for the CF drive diagnostic command
#define C_DRIVE_DIAG 0x90
// Description: A macro for the CF drive identify command
#define C_DRIVE_IDENT 0xEC
// Description: A macro for the CF write command
#define C_SECTOR_WRITE 0x30
// Description: A macro indicating that the CF status register reports a ready condition
#define S_READY 0x58
// Description: A macro indicating that the CF status register reports an error condition
#define S_ERROR 0x51
// Description: A macro used to set TRIS register bits to "output"
#define OUTPUT 0
// Description: A macro used to set TRIS register bits to "input"
#define INPUT 1
#ifndef FALSE
#define FALSE 0
#endif
#ifndef TRUE
#define TRUE !FALSE
#endif
#define MDD_CFBT_MediaInitialize() TRUE
/***************************************************************************/
/* Prototypes */
/***************************************************************************/
void MDD_CFBT_InitIO( void);
BYTE MDD_CFBT_MediaDetect( void);
BYTE MDD_CFBT_WriteProtectState (void);
BYTE MDD_CFBT_CFread( BYTE add);
void MDD_CFBT_CFwrite( BYTE add, BYTE d);
void MDD_CFBT_CFwait(void);
BYTE MDD_CFBT_SectorRead( DWORD lda, BYTE * buf);
BYTE MDD_CFBT_SectorWrite( DWORD lda, BYTE * buf, BYTE allowWriteToZero);
#ifdef __C30__
extern BYTE ReadByte( BYTE* pBuffer, WORD index );
extern WORD ReadWord( BYTE* pBuffer, WORD index );
extern DWORD ReadDWord( BYTE* pBuffer, WORD index );
#endif
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