Suga koubou / Mbed 2 deprecated SPIRAM_PRAMFS

sample of Memory File System Library, for SPI PRAM NP8P128A13 (Micron) see: http://mbed.org/users/okini3939/notebook/extend-memory/

Dependencies:   FatFileSystemCpp PRAMFileSystem mbed

Fork of SPIRAM_NP8P128A13TSM60E by Suga koubou

main.cpp@2:4ed4e19338da, 2012-11-12 (annotated)

Committer:
okini3939
Date:
Mon Nov 12 15:38:55 2012 +0000
Revision:
2:4ed4e19338da
Parent:
1:3a2094fa7c4c 
1st build

Who changed what in which revision?

UserRevisionLine numberNew contents of line
okini3939 0:4d4598bd9119 1 /*
okini3939 2:4ed4e19338da 2 * Memory File System Library, for SPI PRAM NP8P128A13 (Micron)
okini3939 2:4ed4e19338da 3 * Copyright (c) 2012 Hiroshi Suga
okini3939 2:4ed4e19338da 4 * Released under the MIT License: http://mbed.org/license/mit
okini3939 0:4d4598bd9119 5 */
okini3939 0:4d4598bd9119 6
okini3939 2:4ed4e19338da 7 #include "mbed.h"
okini3939 2:4ed4e19338da 8 #include "PRAMFileSystem.h"
okini3939 0:4d4598bd9119 9
okini3939 0:4d4598bd9119 10 DigitalOut myled(LED1);
okini3939 0:4d4598bd9119 11 Serial pc(USBTX, USBRX);
okini3939 0:4d4598bd9119 12
okini3939 2:4ed4e19338da 13 PRAMFileSystem mfs(p11, p12, p13, p14, "mfs"); // mosi, miso, sclk, cs
okini3939 2:4ed4e19338da 14 DigitalOut hold(p15), reset(p16);
okini3939 0:4d4598bd9119 15
okini3939 0:4d4598bd9119 16
okini3939 0:4d4598bd9119 17 int main() {
okini3939 2:4ed4e19338da 18 int i;
okini3939 0:4d4598bd9119 19 char buf[64];
okini3939 2:4ed4e19338da 20 DIR *d;
okini3939 2:4ed4e19338da 21 struct dirent *p;
okini3939 2:4ed4e19338da 22 FILE *fp;
okini3939 0:4d4598bd9119 23
okini3939 0:4d4598bd9119 24 hold = 1;
okini3939 0:4d4598bd9119 25 reset = 0;
okini3939 0:4d4598bd9119 26 pc.baud(115200);
okini3939 0:4d4598bd9119 27 wait_ms(10);
okini3939 0:4d4598bd9119 28 reset = 1;
okini3939 0:4d4598bd9119 29 wait_ms(500);
okini3939 0:4d4598bd9119 30
okini3939 2:4ed4e19338da 31 mfs.format();
okini3939 0:4d4598bd9119 32
okini3939 2:4ed4e19338da 33 mkdir("/mfs/test", 0777);
okini3939 1:3a2094fa7c4c 34
okini3939 2:4ed4e19338da 35 fp = fopen("/mfs/hello_world.txt", "w");
okini3939 2:4ed4e19338da 36 if (fp) {
okini3939 2:4ed4e19338da 37 fputs("Hello PRAM!", fp);
okini3939 2:4ed4e19338da 38 fclose(fp);
okini3939 0:4d4598bd9119 39 }
okini3939 0:4d4598bd9119 40
okini3939 2:4ed4e19338da 41 d = opendir("/mfs");
okini3939 2:4ed4e19338da 42 if (d) {
okini3939 2:4ed4e19338da 43 while (p = readdir(d)) {
okini3939 2:4ed4e19338da 44 printf(" - %s\r\n", p->d_name);
okini3939 2:4ed4e19338da 45 }
okini3939 2:4ed4e19338da 46 } else {
okini3939 2:4ed4e19338da 47 printf("Could not open directory!\n");
okini3939 0:4d4598bd9119 48 }
okini3939 2:4ed4e19338da 49 closedir(d);
okini3939 1:3a2094fa7c4c 50
okini3939 2:4ed4e19338da 51 fp = fopen("/mfs/hello_world.txt", "r");
okini3939 2:4ed4e19338da 52 if (fp) {
okini3939 2:4ed4e19338da 53 fgets(buf, sizeof(buf), fp);
okini3939 2:4ed4e19338da 54 fclose(fp);
okini3939 2:4ed4e19338da 55 printf("[%s]\r\n", buf);
okini3939 1:3a2094fa7c4c 56 }
okini3939 0:4d4598bd9119 57 }