include common.idl
include io.idl

module controller {

	common.error digital (out list<io.digial>);
	common.error analog (out list<io.analog>);
	common.error device (out list<device.device_base>);

	common.error register (in io.digital);
	common.error register (in io.analog);
	common.error register (in device.device_base);

	common.error unregister (in io.digital);
	common.error unregister (in io.analog);
	common.error unregister (in device.device_base);
};