*
* this is an fact a bit too simple implementation;
* the box also reports a keyrepeat signal
- * (with buffer[3] == 0x40) in an intervall of ~100ms.
+ * (with buffer[3] == 0x40) in an interval of ~100ms.
* But to handle this correctly we had to imlemenent some
* kind of timer which signals a 'key up' event if no
* keyrepeat signal is received for lets say 200ms.