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/* Copyright (C) 2005-2021 Mokrushin I.V. aka McMCC mcmcc@mail.ru
* Copyright (C) 2023 Mikhail Medvedev e-ink-reader@yandex.ru
A simple bitbang protocol for Microwire 8-pin serial EEPROMs
(93XX devices). Support organization 8bit and 16bit(8bit emulation).
bitbang_microwire.h
This program 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 of the License, or
(at your option) any later version.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
/* ------------------------------------------------------------------------- */
#ifndef _BITBANG_MICROWIRE_H
#define _BITBANG_MICROWIRE_H
#if 0
extern unsigned char ORG; /* organization 0 = 8 bit and 1 = 16 bit */
#endif
extern unsigned char CLK;
extern unsigned char DO;
extern unsigned char DI;
extern unsigned char CSEL;
extern int org;
extern int mw_eepromsize;
extern int fix_addr_len;
struct MW_EEPROM {
char *name;
unsigned int size;
};
struct gpio_cmd {
int (*gpio_setdir)(void);
int (*gpio_setbits)(unsigned char bit);
int (*gpio_getbits)(unsigned char *data);
};
//void Erase_EEPROM_3wire(int size_eeprom);
//int Read_EEPROM_3wire(unsigned char *buffer, int size_eeprom);
//int Write_EEPROM_3wire(unsigned char *buffer, int size_eeprom);
//int deviceSize_3wire(char *eepromname);
int Read_EEPROM_3wire_param(unsigned char *buffer, int start_addr, int block_size, int size_eeprom, unsigned char algorithm);
int Write_EEPROM_3wire_param(unsigned char *buffer, int start_addr, int block_size, int size_eeprom, unsigned char algorithm);
void Erase_EEPROM_3wire_param(unsigned char algorithm);
/*const static struct MW_EEPROM mw_eepromlist[] = {
{ "93c06", 32 },
{ "93c16", 64 },
{ "93c46", 128 },
{ "93c56", 256 },
{ "93c66", 512 },
{ "93c76", 1024 },
{ "93c86", 2048 },
{ "93c96", 4096 },
{ 0, 0 }
};
*/
#define MAX_MW_EEPROM_SIZE 4096
#endif /* _BITBANG_MICROWIRE_H */
/* End of [bitbang_microwire.h] package */
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