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:
11:eeb3cbbaa996
Parent:
1:80ab0d068708
Child:
47:a0cd9646ecd1
--- a/USBMIDI/USBMIDI.cpp	Thu May 30 17:16:57 2013 +0100
+++ b/USBMIDI/USBMIDI.cpp	Mon Aug 05 14:13:36 2013 +0300
@@ -41,7 +41,7 @@
     readEP(EPBULK_OUT, buf, &len, 64);
 
     if (midi_evt != NULL) {
-        for (int i=0; i<len; i+=4) {
+        for (uint32_t i=0; i<len; i+=4) {
             midi_evt(MIDIMessage(buf+i));
         }
     }