Peter Drescher / RAM_DISK

test for export

Dependents:   F401RE_USBMSD_RAM_copy

Fork of RAM_DISK by Norimasa Okamoto

USBMSD_Ram.h@0:ba333853266b, 2012-03-03 (annotated)

Committer:
samux
Date:
Sat Mar 03 07:55:24 2012 +0000
Revision:
0:ba333853266b
Child:
1:3d0c421fe52b

        

        
Who changed what in which revision?

        

            
                
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/* mbed USBMSD_Ram Library, for providing file access to SD cards





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 * Copyright (c) 2008-2010, sford





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 *





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 * Permission is hereby granted, free of charge, to any person obtaining a copy





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 * of this software and associated documentation files (the "Software"), to deal





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 * in the Software without restriction, including without limitation the rights





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 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell





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 * copies of the Software, and to permit persons to whom the Software is





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 * furnished to do so, subject to the following conditions:





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 *





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 * The above copyright notice and this permission notice shall be included in





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 * all copies or substantial portions of the Software.





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 *





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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR





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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,





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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE





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 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER





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 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,





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 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN





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 * THE SOFTWARE.





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 */





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#ifndef USBMSD_RAM_H





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#define USBMSD_RAM_H





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#include "mbed.h"





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#include "USBMSD.h"





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/** Use the SDcard as mass storage device using the USBMSD class





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 *





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 * @code





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 * #include "mbed.h"





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 * #include "USBMSD_Ram.h"





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 *





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 * USBMSD_Ram sd(p5, p6, p7, p8);





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 *





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 * int main() {





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 *   while(1);





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 * }





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 *





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 * @endcode





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 */





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class USBMSD_Ram : public USBMSD {





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public:





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    /** Create the File System for accessing an SD Card using SPI





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     *





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     * @param mosi SPI mosi pin connected to SD Card





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     * @param miso SPI miso pin conencted to SD Card





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     * @param sclk SPI sclk pin connected to SD Card





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     * @param cs   DigitalOut pin used as SD Card chip select





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     * @param name The name used to access the virtual filesystem





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     */





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    USBMSD_Ram();





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    virtual int disk_initialize();





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    virtual int disk_write(const char *buffer, int block_number);





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    virtual int disk_read(char *buffer, int block_number);    





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    virtual int disk_status();





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    virtual int disk_sync();





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    virtual int disk_sectors();





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    virtual int disk_size();





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protected:





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    int _status;





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    char disk_image[512*32];





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};





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#endif