Murat Kilivan / S25FL216K_LocalFileSystem

An example program for the S25FL216K flash memory

Dependencies:   S25FL216K_FATFileSystem mbed

Fork of S25FL216K_HelloWorld by Erik -

main.cpp@6:d3431822f4a9, 2014-12-23 (annotated)

Committer:
mkilivan
Date:
Tue Dec 23 21:41:08 2014 +0000
Revision:
6:d3431822f4a9
Parent:
4:6a2931c19204 
tidy up and update library path

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Sissors 0:5e431050adf7 1 #include "mbed.h"
mkilivan 6:d3431822f4a9 2 #include "Flash_FileSystem.h"
Sissors 0:5e431050adf7 3
mkilivan 6:d3431822f4a9 4 FlashSPI flash(P0_9, P0_8, P0_7, P0_6, "flash");
Sissors 0:5e431050adf7 5
Sissors 0:5e431050adf7 6 int main()
Sissors 0:5e431050adf7 7 {
Sissors 0:5e431050adf7 8 wait(0.1);
Sissors 0:5e431050adf7 9 printf("Hello World!\r\n");
mkilivan 6:d3431822f4a9 10 char buffer[100];
mkilivan 6:d3431822f4a9 11 FILE *fp;
Sissors 0:5e431050adf7 12
mkilivan 6:d3431822f4a9 13 int i;
mkilivan 6:d3431822f4a9 14
mkilivan 6:d3431822f4a9 15 printf("directory list\r\n");
mkilivan 6:d3431822f4a9 16 DIR *d = opendir("/flash"); // Opens the root directory of the local file system
mkilivan 6:d3431822f4a9 17 struct dirent *p;
mkilivan 6:d3431822f4a9 18 i = 0;
mkilivan 6:d3431822f4a9 19 while((p = readdir(d)) != NULL) { // Print the names of the files in the local file system
mkilivan 6:d3431822f4a9 20 printf("%s\r\n", p->d_name); // to stdout.
mkilivan 6:d3431822f4a9 21 i++;
mkilivan 6:d3431822f4a9 22 }
mkilivan 6:d3431822f4a9 23 closedir(d);
mkilivan 6:d3431822f4a9 24 printf("total %d files found.\r\n\n", i);
mkilivan 6:d3431822f4a9 25
mkilivan 6:d3431822f4a9 26 fp = fopen("/flash/in1.txt", "a");
mkilivan 6:d3431822f4a9 27 printf("-0-\r\n");
Sissors 0:5e431050adf7 28
Sissors 0:5e431050adf7 29 if(fp == NULL) {
Sissors 0:5e431050adf7 30 printf("Could not open file, assuming unformatted disk!\r\n");
Sissors 3:321618d7c9a5 31 printf("Formatting disk!\r\n");
Sissors 3:321618d7c9a5 32 flash.format();
Sissors 3:321618d7c9a5 33 printf("Disk formatted!\r\n");
Sissors 3:321618d7c9a5 34 printf("Reset your device!\r\n");
Sissors 1:e8698224bb08 35 while(1);
Sissors 0:5e431050adf7 36 } else {
Sissors 0:5e431050adf7 37 wait(0.2);
mkilivan 6:d3431822f4a9 38 fprintf(fp, "hello ");
mkilivan 6:d3431822f4a9 39 fclose(fp);
mkilivan 6:d3431822f4a9 40 }
mkilivan 6:d3431822f4a9 41
mkilivan 6:d3431822f4a9 42 wait(0.5);
mkilivan 6:d3431822f4a9 43
mkilivan 6:d3431822f4a9 44 fp = fopen("/flash/in2.txt", "a");
mkilivan 6:d3431822f4a9 45 if (fp == NULL) {
mkilivan 6:d3431822f4a9 46 printf("out.txt can't created.\r\n");
mkilivan 6:d3431822f4a9 47 } else {
mkilivan 6:d3431822f4a9 48 wait(0.2);
mkilivan 6:d3431822f4a9 49 fprintf(fp, "Hello 2 ");
Sissors 0:5e431050adf7 50 fclose(fp);
Sissors 0:5e431050adf7 51 }
Sissors 1:e8698224bb08 52
mkilivan 6:d3431822f4a9 53 wait(0.5);
mkilivan 6:d3431822f4a9 54
mkilivan 6:d3431822f4a9 55 fp = fopen("/flash/in1.txt", "r");
mkilivan 4:6a2931c19204 56 if (fp == NULL) {
mkilivan 6:d3431822f4a9 57 printf("in1.txt can't open to read.\r\n");
mkilivan 6:d3431822f4a9 58 } else
mkilivan 6:d3431822f4a9 59 {
mkilivan 6:d3431822f4a9 60 fgets (buffer, 100, fp);
mkilivan 6:d3431822f4a9 61 printf("%s\r\n", buffer);
mkilivan 6:d3431822f4a9 62 fclose(fp);
mkilivan 6:d3431822f4a9 63 }
mkilivan 6:d3431822f4a9 64
mkilivan 6:d3431822f4a9 65 wait(0.5);
mkilivan 6:d3431822f4a9 66
mkilivan 6:d3431822f4a9 67 fp = fopen("/flash/in2.txt", "r");
mkilivan 6:d3431822f4a9 68 if (fp == NULL) {
mkilivan 6:d3431822f4a9 69 printf("in2.txt can't open to read.\r\n");
mkilivan 6:d3431822f4a9 70 } else
mkilivan 6:d3431822f4a9 71 {
mkilivan 6:d3431822f4a9 72 fgets (buffer, 100, fp);
mkilivan 6:d3431822f4a9 73 printf("%s\r\n", buffer);
Sissors 1:e8698224bb08 74 fclose(fp);
Sissors 0:5e431050adf7 75 }
Sissors 0:5e431050adf7 76
Sissors 0:5e431050adf7 77 }