vinit bharadwaj / Mbed 2 deprecated SD to Flash Data Transfer

This program is for transferring all contents of SD card to any flash drive like pen drive. After importing this program, you will see 3 FATFileSystem libraries, one in main folder, one in SDFileSystem folder and one in USBHost folder. Delete two libraries, which are in SDFileSystem folder and USBHost folder. But don't delete the FATFileSystem library, which are in main folder.

Dependencies:   FATFileSystem SDFileSystem TextLCD USBHost mbed

main.cpp@0:5838d8c4432a, 2013-06-30 (annotated)

Committer:
vinit
Date:
Sun Jun 30 22:51:00 2013 +0000
Revision:
0:5838d8c4432a
This Program is for transferring all contents of SD card to any FLASH drive.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
vinit 0:5838d8c4432a 1 #include "mbed.h"
vinit 0:5838d8c4432a 2 #include "USBHostMSD.h"
vinit 0:5838d8c4432a 3 #include "TextLCD.h"
vinit 0:5838d8c4432a 4 #include "SDFileSystem.h"
vinit 0:5838d8c4432a 5
vinit 0:5838d8c4432a 6 DigitalOut led(LED1);
vinit 0:5838d8c4432a 7
vinit 0:5838d8c4432a 8 TextLCD lcd(p19, p20, p27, p28, p29, p30, TextLCD::LCD20x2); // rs, e, d4-d7
vinit 0:5838d8c4432a 9 SDFileSystem sd(p5, p6, p7, p8, "sd");
vinit 0:5838d8c4432a 10 //USBHostMSD msd("usb");
vinit 0:5838d8c4432a 11
vinit 0:5838d8c4432a 12 void listdir(void);
vinit 0:5838d8c4432a 13 void FileCopy(char *, char *);
vinit 0:5838d8c4432a 14 void copyallusb(void);
vinit 0:5838d8c4432a 15
vinit 0:5838d8c4432a 16 void listdir(void) {
vinit 0:5838d8c4432a 17 DIR *d;
vinit 0:5838d8c4432a 18 struct dirent *p;
vinit 0:5838d8c4432a 19
vinit 0:5838d8c4432a 20 d = opendir("/sd");
vinit 0:5838d8c4432a 21 if (d != NULL) {
vinit 0:5838d8c4432a 22 while ((p = readdir(d)) != NULL) {
vinit 0:5838d8c4432a 23 lcd.cls();
vinit 0:5838d8c4432a 24 lcd.printf(" - %s\r\n", p->d_name);
vinit 0:5838d8c4432a 25 }
vinit 0:5838d8c4432a 26 } else {
vinit 0:5838d8c4432a 27 lcd.cls();
vinit 0:5838d8c4432a 28 lcd.printf("opening failed, try again\n");
vinit 0:5838d8c4432a 29 }
vinit 0:5838d8c4432a 30 closedir(d);
vinit 0:5838d8c4432a 31 }
vinit 0:5838d8c4432a 32
vinit 0:5838d8c4432a 33 void FileCopy(char *fsrc , char *ftrgt) {
vinit 0:5838d8c4432a 34 FILE *fs = fopen(fsrc, "rb");
vinit 0:5838d8c4432a 35 if(fs == NULL) {
vinit 0:5838d8c4432a 36 lcd.cls();
vinit 0:5838d8c4432a 37 lcd.printf("couldn't open sd\n");
vinit 0:5838d8c4432a 38 }
vinit 0:5838d8c4432a 39 FILE *ft = fopen(ftrgt, "wb");
vinit 0:5838d8c4432a 40 if(ft == NULL) {
vinit 0:5838d8c4432a 41 lcd.cls();
vinit 0:5838d8c4432a 42 lcd.printf("couldn't open usb\n");
vinit 0:5838d8c4432a 43 }
vinit 0:5838d8c4432a 44 while(1) {
vinit 0:5838d8c4432a 45 int ch = fgetc(fs);
vinit 0:5838d8c4432a 46 if(ch == EOF)
vinit 0:5838d8c4432a 47 break;
vinit 0:5838d8c4432a 48 else
vinit 0:5838d8c4432a 49 fputc(ch, ft);
vinit 0:5838d8c4432a 50 }
vinit 0:5838d8c4432a 51 fclose(fs);
vinit 0:5838d8c4432a 52 fclose(ft);
vinit 0:5838d8c4432a 53 }
vinit 0:5838d8c4432a 54
vinit 0:5838d8c4432a 55 void copyallusb(void) {
vinit 0:5838d8c4432a 56 USBHostMSD msd("usb");
vinit 0:5838d8c4432a 57
vinit 0:5838d8c4432a 58 // try to connect a MSD device
vinit 0:5838d8c4432a 59 while(!msd.connect()) {
vinit 0:5838d8c4432a 60 wait_ms(500);
vinit 0:5838d8c4432a 61 lcd.cls();
vinit 0:5838d8c4432a 62 lcd.printf("connecting to USB");
vinit 0:5838d8c4432a 63 }
vinit 0:5838d8c4432a 64
vinit 0:5838d8c4432a 65 char srstrgt[128];
vinit 0:5838d8c4432a 66 char filesrs[128];
vinit 0:5838d8c4432a 67 char filetrgt[128];
vinit 0:5838d8c4432a 68 DIR *d;
vinit 0:5838d8c4432a 69 struct dirent *p;
vinit 0:5838d8c4432a 70
vinit 0:5838d8c4432a 71 d = opendir("/sd/");
vinit 0:5838d8c4432a 72 if (d != NULL) {
vinit 0:5838d8c4432a 73 lcd.cls();
vinit 0:5838d8c4432a 74 lcd.printf("copy starting\n");
vinit 0:5838d8c4432a 75 while ((p = readdir(d)) != NULL) {
vinit 0:5838d8c4432a 76 sprintf(srstrgt, "%s", p->d_name);
vinit 0:5838d8c4432a 77 sprintf(filesrs, "/sd/%s", srstrgt);
vinit 0:5838d8c4432a 78 sprintf(filetrgt, "/usb/%s", srstrgt);
vinit 0:5838d8c4432a 79 lcd.cls();
vinit 0:5838d8c4432a 80 lcd.printf("copying-\n");
vinit 0:5838d8c4432a 81 lcd.printf("%s\n", srstrgt);
vinit 0:5838d8c4432a 82 FileCopy(filesrs, filetrgt);
vinit 0:5838d8c4432a 83 }
vinit 0:5838d8c4432a 84 lcd.cls();
vinit 0:5838d8c4432a 85 lcd.printf("File copy done!\n");
vinit 0:5838d8c4432a 86 } else {
vinit 0:5838d8c4432a 87 lcd.printf("No File, try again\n");
vinit 0:5838d8c4432a 88 }
vinit 0:5838d8c4432a 89 closedir(d);
vinit 0:5838d8c4432a 90
vinit 0:5838d8c4432a 91 // if device disconnected, try to connect again
vinit 0:5838d8c4432a 92 //if (!msd.connected())
vinit 0:5838d8c4432a 93 //break;
vinit 0:5838d8c4432a 94 }
vinit 0:5838d8c4432a 95
vinit 0:5838d8c4432a 96
vinit 0:5838d8c4432a 97 int main() {
vinit 0:5838d8c4432a 98 lcd.cls();
vinit 0:5838d8c4432a 99 lcd.printf("JAI MATA DI!\n");
vinit 0:5838d8c4432a 100 wait(2);
vinit 0:5838d8c4432a 101 copyallusb();
vinit 0:5838d8c4432a 102 while(1) {
vinit 0:5838d8c4432a 103 led=!led;
vinit 0:5838d8c4432a 104 Thread::wait(500);
vinit 0:5838d8c4432a 105 }
vinit 0:5838d8c4432a 106 }