參數(shù)資料
型號(hào): GL646USB
廠商: Electronic Theatre Controls, Inc.
英文描述: Three-in-one Scanner Controller for USB and 1394
中文描述: 三功能于一身的掃描儀控制器USB和1394
文件頁數(shù): 5/43頁
文件大?。?/td> 280K
代理商: GL646USB
Revision 1.3
Mar.22 2001
-4-
GL646USB
3. SYSTEM BLOCK DIAGRAM
3.1
USB 1.1 System Block Diagram
Three-in-One
Scanner
Controller
(GL646USB)
HOST
12MHz
Motor Driver
IO Device
CCD/CIS
DRAM
3.2
USB 2.0 System Block Diagram
Three-in-One
Scanner
Controller
(GL646USB)
12MHz
Motor Driver
IO Device
CCD/CIS
DRAM
USB 2.0
Controller
24~48MHz
3.3
IEEE 1394 System Block Diagram
Three-in-One
Scanner
Controller
(GL646USB)
12MHz
Motor Driver
IO Device
CCD/CIS
DRAM
IEEE 1394
Controller
25MHz
PHY
HOST
Note: 1.The pins assignment and package of GL646 USB is the same as GL643USB.
2.The connection of GL646USB is the same as GL643USB.
3.GL643USB is 14 bits solution; GL646USB is 16 bits solution.
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