Entering its next generation, PowerDNA Software Suite version 4.0 adds more asynchronous modes of operation for certain layers and support for 64-bit editions of Windows including Windows XP, Vista, and 7. It also adds full support for three more I/O layers for the PowerDNA Cube, 12-slot PowerDNR RACKtangle, and six-slot HalfRACK chassis. Naturally, the suite includes the latest version of the Framework high level library. A free copy of the software upgrade is available for download at the company’s website and for a CD-ROM copy call UNITED ELECTRONIC INDUSTRIES INC., Walpole, MA. (508) 921-4600.