An example program for the S25FL216K flash memory
Dependencies: S25FL216K_FATFileSystem mbed
Fork of S25FL216K_HelloWorld by
main.cpp
- Committer:
- mkilivan
- Date:
- 2014-12-23
- Revision:
- 6:d3431822f4a9
- Parent:
- 4:6a2931c19204
File content as of revision 6:d3431822f4a9:
#include "mbed.h" #include "Flash_FileSystem.h" FlashSPI flash(P0_9, P0_8, P0_7, P0_6, "flash"); int main() { wait(0.1); printf("Hello World!\r\n"); char buffer[100]; FILE *fp; int i; printf("directory list\r\n"); DIR *d = opendir("/flash"); // Opens the root directory of the local file system struct dirent *p; i = 0; while((p = readdir(d)) != NULL) { // Print the names of the files in the local file system printf("%s\r\n", p->d_name); // to stdout. i++; } closedir(d); printf("total %d files found.\r\n\n", i); fp = fopen("/flash/in1.txt", "a"); printf("-0-\r\n"); if(fp == NULL) { printf("Could not open file, assuming unformatted disk!\r\n"); printf("Formatting disk!\r\n"); flash.format(); printf("Disk formatted!\r\n"); printf("Reset your device!\r\n"); while(1); } else { wait(0.2); fprintf(fp, "hello "); fclose(fp); } wait(0.5); fp = fopen("/flash/in2.txt", "a"); if (fp == NULL) { printf("out.txt can't created.\r\n"); } else { wait(0.2); fprintf(fp, "Hello 2 "); fclose(fp); } wait(0.5); fp = fopen("/flash/in1.txt", "r"); if (fp == NULL) { printf("in1.txt can't open to read.\r\n"); } else { fgets (buffer, 100, fp); printf("%s\r\n", buffer); fclose(fp); } wait(0.5); fp = fopen("/flash/in2.txt", "r"); if (fp == NULL) { printf("in2.txt can't open to read.\r\n"); } else { fgets (buffer, 100, fp); printf("%s\r\n", buffer); fclose(fp); } }