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/StorageInterface.h@0:39eb4d5b97df, 2014-05-03 (annotated)

Committer:
va009039
Date:
Sat May 03 11:21:37 2014 +0000
Revision:
0:39eb4d5b97df
Child:
2:97c314eae8b8
first commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
va009039 0:39eb4d5b97df 1 #pragma once
va009039 0:39eb4d5b97df 2
va009039 0:39eb4d5b97df 3 class StorageInterface {
va009039 0:39eb4d5b97df 4 public:
va009039 0:39eb4d5b97df 5 StorageInterface() {
va009039 0:39eb4d5b97df 6 onUpdate = NULL;
va009039 0:39eb4d5b97df 7 }
va009039 0:39eb4d5b97df 8 virtual int storage_read(uint8_t* data, uint32_t block) = 0;
va009039 0:39eb4d5b97df 9 virtual int storage_write(const uint8_t* data, uint32_t block) = 0;
va009039 0:39eb4d5b97df 10 virtual uint32_t storage_sectors() = 0;
va009039 0:39eb4d5b97df 11 virtual uint32_t storage_size() = 0;
va009039 0:39eb4d5b97df 12
va009039 0:39eb4d5b97df 13 void attachEvent(void (*ptr)()) {
va009039 0:39eb4d5b97df 14 if (ptr != NULL) {
va009039 0:39eb4d5b97df 15 onUpdate = ptr;
va009039 0:39eb4d5b97df 16 }
va009039 0:39eb4d5b97df 17 }
va009039 0:39eb4d5b97df 18
va009039 0:39eb4d5b97df 19 protected:
va009039 0:39eb4d5b97df 20 void (*onUpdate)();
va009039 0:39eb4d5b97df 21 void update() {
va009039 0:39eb4d5b97df 22 if (onUpdate) {
va009039 0:39eb4d5b97df 23 (*onUpdate)();
va009039 0:39eb4d5b97df 24 }
va009039 0:39eb4d5b97df 25 }
va009039 0:39eb4d5b97df 26 };