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/* Arduino FAT16 Library
 * Copyright (C) 2008 by William Greiman
 *
 * This file is part of the Arduino FAT16 Library
 *
 * This Library 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 3 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 General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with the Arduino Fat16 Library.  If not, see
 * <http://www.gnu.org/licenses/>.
 */
#ifndef SdInfo_h
#define SdInfo_h
#include <stdint.h>
// Based on the document:
//
// SD Specifications
// Part 1
// Physical Layer
// Simplified Specification
// Version 2.00
// September 25, 2006
//
// www.sdcard.org/developers/tech/sdcard/pls/Simplified_Physical_Layer_Spec.pdf
//
// Card IDentification (CID) register
typedef struct CID {
  // byte 0
  uint8_t mid;  // Manufacturer ID
  // byte 1-2
  char oid[2];  // OEM/Application ID
  // byte 3-7
  char pnm[5];  // Product name
  // byte 8
  unsigned prv_m : 4;  // Product revision n.m
  unsigned prv_n : 4;
  // byte 9-12
  uint32_t psn;  // Product serial number
  // byte 13
  unsigned mdt_year_high : 4;  // Manufacturing date
  unsigned reserved : 4;
  // byte 14
  unsigned mdt_month : 4;
  unsigned mdt_year_low :4;
  // byte 15
  unsigned always1 : 1;
  unsigned crc : 7;
}cid_t;
// Card-Specific Data register
typedef struct CSD {
  // byte 0
  unsigned reserved1 : 6;
  unsigned csd_ver : 2;
  // byte 1
  uint8_t taac;
  // byte 2
  uint8_t nsac;
  // byte 3
  uint8_t tran_speed;
  // byte 4
  uint8_t ccc_high;
  // byte 5
  unsigned read_bl_len : 4;
  unsigned ccc_low : 4;
  // byte 6
  unsigned c_size_high : 2;
  unsigned reserved2 : 2;
  unsigned dsr_imp : 1;
  unsigned read_blk_misalign :1;
  unsigned write_blk_misalign : 1;
  unsigned read_bl_partial : 1;
  // byte 7
  uint8_t c_size_mid;
  // byte 8
  unsigned vdd_r_curr_max : 3;
  unsigned vdd_r_curr_min : 3;
  unsigned c_size_low :2;
  // byte 9
  unsigned c_size_mult_high : 2;
  unsigned vdd_w_cur_max : 3;
  unsigned vdd_w_curr_min : 3;
  // byte 10
  unsigned sector_size_high : 6;
  unsigned erase_blk_en : 1;
  unsigned c_size_mult_low : 1;
  // byte 11
  unsigned wp_grp_size : 7;
  unsigned sector_size_low : 1;
  // byte 12
  unsigned write_bl_len_high : 2;
  unsigned r2w_factor : 3;
  unsigned reserved3 : 2;
  unsigned wp_grp_enable : 1;
  // byte 13
  unsigned reserved4 : 5;
  unsigned write_partial : 1;
  unsigned write_bl_len_low : 2;
  // byte 14
  unsigned reserved5: 2;
  unsigned file_format : 2;
  unsigned tmp_write_protect : 1;
  unsigned perm_write_protect : 1;
  unsigned copy : 1;
  unsigned file_format_grp : 1;
  // byte 15
  unsigned always1 : 1;
  unsigned crc : 7;
}csd_t;
#endif  // SdInfo_h

	/* Arduino FAT16 Library
	* Copyright (C) 2008 by William Greiman
	*
	* This file is part of the Arduino FAT16 Library
	*
	* This Library 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 3 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 General Public License for more details.

	* You should have received a copy of the GNU General Public License
	* along with the Arduino Fat16 Library. If not, see
	* <http://www.gnu.org/licenses/>.
	*/
	#ifndef SdInfo_h
	#define SdInfo_h
	#include <stdint.h>
	// Based on the document:
	//
	// SD Specifications
	// Part 1
	// Physical Layer
	// Simplified Specification
	// Version 2.00
	// September 25, 2006
	//
	// www.sdcard.org/developers/tech/sdcard/pls/Simplified_Physical_Layer_Spec.pdf
	//
	// Card IDentification (CID) register
	typedef struct CID {
	// byte 0
	uint8_t mid; // Manufacturer ID
	// byte 1-2
	char oid[2]; // OEM/Application ID
	// byte 3-7
	char pnm[5]; // Product name
	// byte 8
	unsigned prv_m : 4; // Product revision n.m
	unsigned prv_n : 4;
	// byte 9-12
	uint32_t psn; // Product serial number
	// byte 13
	unsigned mdt_year_high : 4; // Manufacturing date
	unsigned reserved : 4;
	// byte 14
	unsigned mdt_month : 4;
	unsigned mdt_year_low :4;
	// byte 15
	unsigned always1 : 1;
	unsigned crc : 7;
	}cid_t;
	// Card-Specific Data register
	typedef struct CSD {
	// byte 0
	unsigned reserved1 : 6;
	unsigned csd_ver : 2;
	// byte 1
	uint8_t taac;
	// byte 2
	uint8_t nsac;
	// byte 3
	uint8_t tran_speed;
	// byte 4
	uint8_t ccc_high;
	// byte 5
	unsigned read_bl_len : 4;
	unsigned ccc_low : 4;
	// byte 6
	unsigned c_size_high : 2;
	unsigned reserved2 : 2;
	unsigned dsr_imp : 1;
	unsigned read_blk_misalign :1;
	unsigned write_blk_misalign : 1;
	unsigned read_bl_partial : 1;
	// byte 7
	uint8_t c_size_mid;
	// byte 8
	unsigned vdd_r_curr_max : 3;
	unsigned vdd_r_curr_min : 3;
	unsigned c_size_low :2;
	// byte 9
	unsigned c_size_mult_high : 2;
	unsigned vdd_w_cur_max : 3;
	unsigned vdd_w_curr_min : 3;
	// byte 10
	unsigned sector_size_high : 6;
	unsigned erase_blk_en : 1;
	unsigned c_size_mult_low : 1;
	// byte 11
	unsigned wp_grp_size : 7;
	unsigned sector_size_low : 1;
	// byte 12
	unsigned write_bl_len_high : 2;
	unsigned r2w_factor : 3;
	unsigned reserved3 : 2;
	unsigned wp_grp_enable : 1;
	// byte 13
	unsigned reserved4 : 5;
	unsigned write_partial : 1;
	unsigned write_bl_len_low : 2;
	// byte 14
	unsigned reserved5: 2;
	unsigned file_format : 2;
	unsigned tmp_write_protect : 1;
	unsigned perm_write_protect : 1;
	unsigned copy : 1;
	unsigned file_format_grp : 1;
	// byte 15
	unsigned always1 : 1;
	unsigned crc : 7;
	}csd_t;
	#endif // SdInfo_h