File content as of revision 0:f46b40e04fdd:

// example writing to SD card, sford

#include "mbed.h"
#include "SDFileSystem.h"
#include "TextLCD.h"

TextLCD lcd(p24, p25, p26, p27, p28, p29, p30);//NGX mX-Base-Board Ver1.2 Type
//(PinName rs, PinName rw, PinName e, PinName d0, PinName d1, PinName d2, PinName d3, int columns, int rows)

DigitalOut led(LED1);

SDFileSystem sd(p5, p6, p7, p8, "sd"); // the pinout on the mbed Cool Components workshop board
                // mosi, miso, sclk, cs

int main() {

    lcd.cls();
    lcd.locate(0,0);
    lcd.printf("Hello SD!\n");   

    mkdir("/sd/Tomodir", 0777);
    
    FILE *fp = fopen("/sd/Tomodir/Tomo.txt", "w");
    if(fp == NULL) {
        error("Could not open file for write\n");
    }
    fprintf(fp, "heehaw!");
    fclose(fp); 
    
    lcd.locate(0,1);
    lcd.printf("Goodbye SD!\n");
    
    while(1) {
        led = 1;
        wait(0.2);
        led = 0;
        wait(0.2);
    }
}