On Sale Now! Save 2% on the DS9490R# USB to 1-Wire/RJ11 iButton Adapter by Maxim Integrated / Dallas Semiconductor at Top Images. MPN: DS9490R#. Hurry! Limited time offer. Offer valid only while supplies last. The DS9490R# is a USB bridge with 1-Wire RJ12 interface to accommodate 1-Wire receptacles and networks. The DS1402D-DR8+ (Blue Dot) can readily be used in conjunction with the DS9490R# to create an iButton PC reader. (The DS9490R# connects to the USB port and then the DS1402D-DR8+ connects to the DS9490R# through an RJ12 connection.) The DS9490R# is based on the DS2490 USB to 1-Wire bridge chip. PC software drivers for Windows 98, Windows 2000, Windows ME, and Windows XP can be found at Maxim
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