Tadao Iida
/
CameraC1098_Sample
3.3[V]で動作するJpegシリアルカメラ(C1098-SS( http://www.silentsystem.jp/c1098.htm ))のサンプルプログラムです。
SDFileSystem.h@0:0482779cd78e, 2012-05-08 (annotated)
- Committer:
- sunifu
- Date:
- Tue May 08 13:52:50 2012 +0000
- Revision:
- 0:0482779cd78e
v 0.9
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
sunifu | 0:0482779cd78e | 1 | /* mbed SDFileSystem Library, for providing file access to SD cards |
sunifu | 0:0482779cd78e | 2 | * Copyright (c) 2008-2010, sford |
sunifu | 0:0482779cd78e | 3 | * |
sunifu | 0:0482779cd78e | 4 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
sunifu | 0:0482779cd78e | 5 | * of this software and associated documentation files (the "Software"), to deal |
sunifu | 0:0482779cd78e | 6 | * in the Software without restriction, including without limitation the rights |
sunifu | 0:0482779cd78e | 7 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
sunifu | 0:0482779cd78e | 8 | * copies of the Software, and to permit persons to whom the Software is |
sunifu | 0:0482779cd78e | 9 | * furnished to do so, subject to the following conditions: |
sunifu | 0:0482779cd78e | 10 | * |
sunifu | 0:0482779cd78e | 11 | * The above copyright notice and this permission notice shall be included in |
sunifu | 0:0482779cd78e | 12 | * all copies or substantial portions of the Software. |
sunifu | 0:0482779cd78e | 13 | * |
sunifu | 0:0482779cd78e | 14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
sunifu | 0:0482779cd78e | 15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
sunifu | 0:0482779cd78e | 16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
sunifu | 0:0482779cd78e | 17 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
sunifu | 0:0482779cd78e | 18 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
sunifu | 0:0482779cd78e | 19 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
sunifu | 0:0482779cd78e | 20 | * THE SOFTWARE. |
sunifu | 0:0482779cd78e | 21 | */ |
sunifu | 0:0482779cd78e | 22 | |
sunifu | 0:0482779cd78e | 23 | #ifndef MBED_SDFILESYSTEM_H |
sunifu | 0:0482779cd78e | 24 | #define MBED_SDFILESYSTEM_H |
sunifu | 0:0482779cd78e | 25 | |
sunifu | 0:0482779cd78e | 26 | #include "mbed.h" |
sunifu | 0:0482779cd78e | 27 | #include "FATFileSystem.h" |
sunifu | 0:0482779cd78e | 28 | |
sunifu | 0:0482779cd78e | 29 | /** Access the filesystem on an SD Card using SPI |
sunifu | 0:0482779cd78e | 30 | * |
sunifu | 0:0482779cd78e | 31 | * @code |
sunifu | 0:0482779cd78e | 32 | * #include "mbed.h" |
sunifu | 0:0482779cd78e | 33 | * #include "SDFileSystem.h" |
sunifu | 0:0482779cd78e | 34 | * |
sunifu | 0:0482779cd78e | 35 | * SDFileSystem sd(p5, p6, p7, p12, "sd"); // mosi, miso, sclk, cs |
sunifu | 0:0482779cd78e | 36 | * |
sunifu | 0:0482779cd78e | 37 | * int main() { |
sunifu | 0:0482779cd78e | 38 | * FILE *fp = fopen("/sd/myfile.txt", "w"); |
sunifu | 0:0482779cd78e | 39 | * fprintf(fp, "Hello World!\n"); |
sunifu | 0:0482779cd78e | 40 | * fclose(fp); |
sunifu | 0:0482779cd78e | 41 | * } |
sunifu | 0:0482779cd78e | 42 | */ |
sunifu | 0:0482779cd78e | 43 | class SDFileSystem : public FATFileSystem { |
sunifu | 0:0482779cd78e | 44 | public: |
sunifu | 0:0482779cd78e | 45 | |
sunifu | 0:0482779cd78e | 46 | /** Create the File System for accessing an SD Card using SPI |
sunifu | 0:0482779cd78e | 47 | * |
sunifu | 0:0482779cd78e | 48 | * @param mosi SPI mosi pin connected to SD Card |
sunifu | 0:0482779cd78e | 49 | * @param miso SPI miso pin conencted to SD Card |
sunifu | 0:0482779cd78e | 50 | * @param sclk SPI sclk pin connected to SD Card |
sunifu | 0:0482779cd78e | 51 | * @param cs DigitalOut pin used as SD Card chip select |
sunifu | 0:0482779cd78e | 52 | * @param name The name used to access the virtual filesystem |
sunifu | 0:0482779cd78e | 53 | */ |
sunifu | 0:0482779cd78e | 54 | SDFileSystem(PinName mosi, PinName miso, PinName sclk, PinName cs, const char* name); |
sunifu | 0:0482779cd78e | 55 | virtual int disk_initialize(); |
sunifu | 0:0482779cd78e | 56 | virtual int disk_write(const char *buffer, int block_number); |
sunifu | 0:0482779cd78e | 57 | virtual int disk_read(char *buffer, int block_number); |
sunifu | 0:0482779cd78e | 58 | virtual int disk_status(); |
sunifu | 0:0482779cd78e | 59 | virtual int disk_sync(); |
sunifu | 0:0482779cd78e | 60 | virtual int disk_sectors(); |
sunifu | 0:0482779cd78e | 61 | |
sunifu | 0:0482779cd78e | 62 | protected: |
sunifu | 0:0482779cd78e | 63 | |
sunifu | 0:0482779cd78e | 64 | int _cmd(int cmd, int arg); |
sunifu | 0:0482779cd78e | 65 | int _cmdx(int cmd, int arg); |
sunifu | 0:0482779cd78e | 66 | int _cmd8(); |
sunifu | 0:0482779cd78e | 67 | int _cmd58(); |
sunifu | 0:0482779cd78e | 68 | int initialise_card(); |
sunifu | 0:0482779cd78e | 69 | int initialise_card_v1(); |
sunifu | 0:0482779cd78e | 70 | int initialise_card_v2(); |
sunifu | 0:0482779cd78e | 71 | |
sunifu | 0:0482779cd78e | 72 | int _read(char *buffer, int length); |
sunifu | 0:0482779cd78e | 73 | int _write(const char *buffer, int length); |
sunifu | 0:0482779cd78e | 74 | int _sd_sectors(); |
sunifu | 0:0482779cd78e | 75 | int _sectors; |
sunifu | 0:0482779cd78e | 76 | |
sunifu | 0:0482779cd78e | 77 | SPI _spi; |
sunifu | 0:0482779cd78e | 78 | DigitalOut _cs; |
sunifu | 0:0482779cd78e | 79 | }; |
sunifu | 0:0482779cd78e | 80 | |
sunifu | 0:0482779cd78e | 81 | #endif |