It is used in the combination of the devu-uhci driver of QNX6.2.1, and the
driver of mass-strage.
If a noise is applied to a USB cable, communication will stop.
It seems that devu-uhci has stopped.
If a device is taken out and inserted, it will return normally.
Isn’t there any measure to a noise at software?
The same state as extraction and insertion of media is made from software.
A driver is operated in the insensible mode to a noise.