Norimasa Okamoto / USBLocalFileSystem

Emulation of LocalFileSystem with virtual COM.

Dependencies:   USBDevice

Dependents:   KL46Z-lpc81isp lpcterm2 

#include "USBLocalFileSystem.h"

int main() {
    USBLocalFileSystem* usb_local = new USBLocalFileSystem(); // RamDisk(64KB)

    while(1) {
        usb_local->lock(true);
        usb_local->remount();
        char filename[32];
        if (usb_local->find(filename, sizeof(filename), "*.TXT")) {
            FILE* fp = fopen(filename, "r");
            if (fp) {
                int c;
                while((c = fgetc(fp)) != EOF) {
                    usb_local->putc(c);
                }
                fclose(fp);
            }
        }    
        usb_local->lock(false);

        wait_ms(1000*5);
    }
}



Sample application：

Import programKL46Z-lpc81isp

ISP example program.

Last commit 04 May 2014 by Norimasa Okamoto

Import programlpcterm2

semihost server example program

Last commit 22 Jun 2014 by Norimasa Okamoto

src/SDStorage.h@6:528036abfb02, 2014-06-21 (annotated)

Committer:
va009039
Date:
Sat Jun 21 22:39:59 2014 +0000
Revision:
6:528036abfb02
Parent:
0:39eb4d5b97df 
add LPC11U68

Who changed what in which revision?

UserRevisionLine numberNew contents of line
va009039 0:39eb4d5b97df 1 #include "mbed.h"
va009039 0:39eb4d5b97df 2 #include "StorageInterface.h"
va009039 0:39eb4d5b97df 3 #include "SWSPI.h"
va009039 0:39eb4d5b97df 4
va009039 0:39eb4d5b97df 5 class SDStorage : public StorageInterface {
va009039 0:39eb4d5b97df 6 public:
va009039 0:39eb4d5b97df 7 SDStorage(PinName mosi, PinName miso, PinName sclk, PinName cs);
va009039 0:39eb4d5b97df 8
va009039 0:39eb4d5b97df 9 virtual int storage_read(uint8_t* data, uint32_t block);
va009039 0:39eb4d5b97df 10 virtual int storage_write(const uint8_t* data, uint32_t block);
va009039 0:39eb4d5b97df 11 virtual uint32_t storage_sectors();
va009039 0:39eb4d5b97df 12 virtual uint32_t storage_size();
va009039 0:39eb4d5b97df 13
va009039 0:39eb4d5b97df 14 int storage_initialize();
va009039 0:39eb4d5b97df 15
va009039 0:39eb4d5b97df 16 protected:
va009039 0:39eb4d5b97df 17 int _cmd(int cmd, int arg);
va009039 0:39eb4d5b97df 18 int _cmdx(int cmd, int arg);
va009039 0:39eb4d5b97df 19 int _cmd8();
va009039 0:39eb4d5b97df 20 int _cmd58();
va009039 0:39eb4d5b97df 21 int initialise_card();
va009039 0:39eb4d5b97df 22 int initialise_card_v1();
va009039 0:39eb4d5b97df 23 int initialise_card_v2();
va009039 0:39eb4d5b97df 24
va009039 0:39eb4d5b97df 25 int _read(uint8_t * buffer, uint32_t length);
va009039 0:39eb4d5b97df 26 int _write(const uint8_t *buffer, uint32_t length);
va009039 0:39eb4d5b97df 27 uint64_t _sd_sectors();
va009039 0:39eb4d5b97df 28 uint64_t _sectors;
va009039 0:39eb4d5b97df 29 SWSPI _spi;
va009039 0:39eb4d5b97df 30 DigitalOut _cs;
va009039 0:39eb4d5b97df 31 int cdv;
va009039 0:39eb4d5b97df 32 };