What:		/sys/bus/pci/drivers/janz-cmodio/.../modulbus_number
Date:		May 2010
KernelVersion:	2.6.35
Contact:	Ira W. Snyder <ira.snyder@gmail.com>
Description:
		Value representing the HEX switch S2 of the janz carrier board CMOD-IO or CAN-PCI2

		Read-only: value of the configuration switch (0..15)