-
Notifications
You must be signed in to change notification settings - Fork 19
/
SdFatConfig.h
134 lines (128 loc) · 4.76 KB
/
SdFatConfig.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
/**
* Marlin 3D Printer Firmware
* Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
/**
* Arduino SdFat Library
* Copyright (C) 2009 by William Greiman
*
* This file is part of the Arduino Sd2Card Library
*/
/**
* \file
* \brief configuration definitions
*/
#include "Marlin.h"
#if ENABLED(SDSUPPORT)
#ifndef SdFatConfig_h
#define SdFatConfig_h
#include <stdint.h>
//------------------------------------------------------------------------------
/**
* To use multiple SD cards set USE_MULTIPLE_CARDS nonzero.
*
* Using multiple cards costs 400 - 500 bytes of flash.
*
* Each card requires about 550 bytes of SRAM so use of a Mega is recommended.
*/
#define USE_MULTIPLE_CARDS 0
//------------------------------------------------------------------------------
/**
* Call flush for endl if ENDL_CALLS_FLUSH is nonzero
*
* The standard for iostreams is to call flush. This is very costly for
* SdFat. Each call to flush causes 2048 bytes of I/O to the SD.
*
* SdFat has a single 512 byte buffer for SD I/O so it must write the current
* data block to the SD, read the directory block from the SD, update the
* directory entry, write the directory block to the SD and read the data
* block back into the buffer.
*
* The SD flash memory controller is not designed for this many rewrites
* so performance may be reduced by more than a factor of 100.
*
* If ENDL_CALLS_FLUSH is zero, you must call flush and/or close to force
* all data to be written to the SD.
*/
#define ENDL_CALLS_FLUSH 0
//------------------------------------------------------------------------------
/**
* Allow use of deprecated functions if ALLOW_DEPRECATED_FUNCTIONS is nonzero
*/
#define ALLOW_DEPRECATED_FUNCTIONS 1
//------------------------------------------------------------------------------
/**
* Allow FAT12 volumes if FAT12_SUPPORT is nonzero.
* FAT12 has not been well tested.
*/
#define FAT12_SUPPORT 0
//------------------------------------------------------------------------------
/**
* SPI init rate for SD initialization commands. Must be 5 (F_CPU/64)
* or 6 (F_CPU/128).
*/
#define SPI_SD_INIT_RATE 5
//------------------------------------------------------------------------------
/**
* Set the SS pin high for hardware SPI. If SS is chip select for another SPI
* device this will disable that device during the SD init phase.
*/
#define SET_SPI_SS_HIGH 1
//------------------------------------------------------------------------------
/**
* Define MEGA_SOFT_SPI nonzero to use software SPI on Mega Arduinos.
* Pins used are SS 10, MOSI 11, MISO 12, and SCK 13.
*
* MEGA_SOFT_SPI allows an unmodified Adafruit GPS Shield to be used
* on Mega Arduinos. Software SPI works well with GPS Shield V1.1
* but many SD cards will fail with GPS Shield V1.0.
*/
#define MEGA_SOFT_SPI 0
//------------------------------------------------------------------------------
/**
* Set USE_SOFTWARE_SPI nonzero to always use software SPI.
*/
#define USE_SOFTWARE_SPI 0
// define software SPI pins so Mega can use unmodified 168/328 shields
/** Software SPI chip select pin for the SD */
#define SOFT_SPI_CS_PIN 10
/** Software SPI Master Out Slave In pin */
#define SOFT_SPI_MOSI_PIN 11
/** Software SPI Master In Slave Out pin */
#define SOFT_SPI_MISO_PIN 12
/** Software SPI Clock pin */
#define SOFT_SPI_SCK_PIN 13
//------------------------------------------------------------------------------
/**
* The __cxa_pure_virtual function is an error handler that is invoked when
* a pure virtual function is called.
*/
#define USE_CXA_PURE_VIRTUAL 1
/** Number of UTF-16 characters per entry */
#define FILENAME_LENGTH 13
/**
* Defines for long (vfat) filenames
*/
/** Number of VFAT entries used. Every entry has 13 UTF-16 characters */
#define MAX_VFAT_ENTRIES (2)
/** Total size of the buffer used to store the long filenames */
#define LONG_FILENAME_LENGTH (FILENAME_LENGTH*MAX_VFAT_ENTRIES+1)
#endif // SdFatConfig_h
#endif