rcx rcx is an interface to the LEGO MINDSTORMS RCX device rcx is an interface to the LEGO MINDSTORMS RCX device. It uses the Ghost API from LEGO to connect to the device, using either a USB or serial port. Note that it does not use the serialX or serial objects for this communication.	from the library : Norman Jaffe's Max Objects Format : External Environment : max freeware Max 3.x / 4.x http://www.opendragon.com/Pages/MaxObjects.shtml