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GeneScanTMII
GL646USB
Three-in-one Scanner Controller for USB and 1394
Rev. 1.4
Aug. 13, 02’
Genesys Logic, Inc. 10F, No.11, Ln.155, Sec. 3, Peishen Rd., Shenkeng, Taipei, Taiwan Tel: +886-2-2664-6655 Fax: +886-2-2664-5757 http://www.genesyslogic.com/
GL646USB
Contents
1. GENERAL DESCRIPTION ........................................................................ 2 2. FEATURES ................................................................................................... 2 3. SYSTEM BLOCK DIAGRAM.................................................................... 4
3.1
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USB 1.1 System Block Diagram ....................................................................................................4 USB 2.0 System Block Diagram ..............