source: rtos_arduino/trunk/arduino_lib/libraries/Robot_Control/src/SdInfo.h@ 136

Last change on this file since 136 was 136, checked in by ertl-honda, 8 years ago

ライブラリとOS及びベーシックなサンプルの追加．
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1/* Arduino FAT16 Library
2 * Copyright (C) 2008 by William Greiman
3 *
4 * This file is part of the Arduino FAT16 Library
5 *
6 * This Library is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
10 *
11 * This Library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15
16 * You should have received a copy of the GNU General Public License
17 * along with the Arduino Fat16 Library. If not, see
18 * <http://www.gnu.org/licenses/>.
19 */
20#ifndef SdInfo_h
21#define SdInfo_h
22#include <stdint.h>
23// Based on the document:
24//
25// SD Specifications
26// Part 1
27// Physical Layer
28// Simplified Specification
29// Version 2.00
30// September 25, 2006
31//
32// www.sdcard.org/developers/tech/sdcard/pls/Simplified_Physical_Layer_Spec.pdf
33//
34// Card IDentification (CID) register
35typedef struct CID {
36 // byte 0
37 uint8_t mid; // Manufacturer ID
38 // byte 1-2
39 char oid[2]; // OEM/Application ID
40 // byte 3-7
41 char pnm[5]; // Product name
42 // byte 8
43 unsigned prv_m : 4; // Product revision n.m
44 unsigned prv_n : 4;
45 // byte 9-12
46 uint32_t psn; // Product serial number
47 // byte 13
48 unsigned mdt_year_high : 4; // Manufacturing date
49 unsigned reserved : 4;
50 // byte 14
51 unsigned mdt_month : 4;
52 unsigned mdt_year_low :4;
53 // byte 15
54 unsigned always1 : 1;
55 unsigned crc : 7;
56}cid_t;
57// Card-Specific Data register
58typedef struct CSD {
59 // byte 0
60 unsigned reserved1 : 6;
61 unsigned csd_ver : 2;
62 // byte 1
63 uint8_t taac;
64 // byte 2
65 uint8_t nsac;
66 // byte 3
67 uint8_t tran_speed;
68 // byte 4
69 uint8_t ccc_high;
70 // byte 5
71 unsigned read_bl_len : 4;
72 unsigned ccc_low : 4;
73 // byte 6
74 unsigned c_size_high : 2;
75 unsigned reserved2 : 2;
76 unsigned dsr_imp : 1;
77 unsigned read_blk_misalign :1;
78 unsigned write_blk_misalign : 1;
79 unsigned read_bl_partial : 1;
80 // byte 7
81 uint8_t c_size_mid;
82 // byte 8
83 unsigned vdd_r_curr_max : 3;
84 unsigned vdd_r_curr_min : 3;
85 unsigned c_size_low :2;
86 // byte 9
87 unsigned c_size_mult_high : 2;
88 unsigned vdd_w_cur_max : 3;
89 unsigned vdd_w_curr_min : 3;
90 // byte 10
91 unsigned sector_size_high : 6;
92 unsigned erase_blk_en : 1;
93 unsigned c_size_mult_low : 1;
94 // byte 11
95 unsigned wp_grp_size : 7;
96 unsigned sector_size_low : 1;
97 // byte 12
98 unsigned write_bl_len_high : 2;
99 unsigned r2w_factor : 3;
100 unsigned reserved3 : 2;
101 unsigned wp_grp_enable : 1;
102 // byte 13
103 unsigned reserved4 : 5;
104 unsigned write_partial : 1;
105 unsigned write_bl_len_low : 2;
106 // byte 14
107 unsigned reserved5: 2;
108 unsigned file_format : 2;
109 unsigned tmp_write_protect : 1;
110 unsigned perm_write_protect : 1;
111 unsigned copy : 1;
112 unsigned file_format_grp : 1;
113 // byte 15
114 unsigned always1 : 1;
115 unsigned crc : 7;
116}csd_t;
117#endif // SdInfo_h
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