LV-Link 3.0, a library of virtual instruments (VIs), enables National Instruments LabVIEW programmers to access the data acquisition features of DT-Open Layers-compliant USB and PCI devices. The library provides the ability to quickly and easily measure and control analog I/O, digital I/O, quadrature decoders, and counter/timer signals, and stream data at full-speed. The software is provided free and can be downloaded directly from the company’s web site. DATA TRANSLATION INC., Marlboro, MA. (800) 525-8528.