USB device stack; Added getter method for terminal_connected;

Fork of USBDevice by mbed official

Example of use:

#include "mbed.h"
#include "USBSerial.h"

USBSerial  pc;
DigitalOut blue_led(P0_20);

int main() {
    blue_led = 1;
    while(!pc.getTerminal_connected()); //Wait for serial terminal to connect...
    while(1) {
        blue_led = 0;
        wait(0.2);
        blue_led = 1;
        wait(0.2);
    }
}
Revision:
14:d495202c90f4
Parent:
11:eeb3cbbaa996
Child:
18:78bdbce94509
--- a/USBMSD/USBMSD.h	Tue Sep 10 15:14:55 2013 +0300
+++ b/USBMSD/USBMSD.h	Thu Sep 12 14:45:27 2013 +0100
@@ -74,6 +74,15 @@
     */
     bool connect();
 
+    /**
+    * Disconnect the USB MSD device.
+    */
+    void disconnect();
+    
+    /**
+    * Destructor
+    */
+    ~USBMSD();
 
 protected: