參數(shù)資料
型號(hào): GL842
廠商: Genesys Logic, Inc.
英文描述: USB 2.0 2-in-1 Scanner Controller
中文描述: 個(gè)USB 2.0 2合1掃描儀控制器
文件頁(yè)數(shù): 54/64頁(yè)
文件大?。?/td> 542K
代理商: GL842
GL842 USB 2.0 2-in-1 Scanner Controller
Genesys Logic Inc.—All rights reserved.
Page 54
CHAPTER 5 BLOCK DIAGRAM
5.1 USB2.0 System Block Diagram
GL842
(USB2.0 Interface+Scanner
ASIC Controller)
Two-In-One Controller
IO Device
Motor Driver
CCD/CIS
12 MHz
AFE
DRAM
Host
Figure 5.1 - USB2.0 System Block Diagram
5.2 Function Block Diagram
Motor
Driver
Host
I/O
12 MHz
Motor
Control
GPIO
Control
PLL
Watchdog
Clk-gen
Motor
Moving
Table
Scanner
Flow
Control
Register Write
& Status Read
EPP
Circuit
USB2.0
Controller
Data
Interface
Data
Packing
Black &
White
CCD/CIS
Control
CCD/CIS
Front End
(16 Bits)
A/D Data
Latch
Gamma
Correction
White
Shading
Process
Dark
Shading
Process
Average
Control
DPI
Control
Shading, Image and Motor Table DRAM
(256K*16*1), (256K*16*2) or (1M*16)
Figure 5.2 - Function Block Diagram
相關(guān)PDF資料
PDF描述
GL843 High Speed USB 2.0 With ADF 2-in-1 Scanner Controller
GL850A USB 2.0 Low-Power HUB Controller
GL850A-MNGXX USB 2.0 Low-Power HUB Controller
GL850A-MNNXX USB 2.0 Low-Power HUB Controller
GL850A-MSGXX USB 2.0 Low-Power HUB Controller
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
GL843 制造商:GENESYS 制造商全稱:GENESYS 功能描述:High Speed USB 2.0 With ADF 2-in-1 Scanner Controller
GL848 制造商:GENESYS 制造商全稱:GENESYS 功能描述:High Speed USB 2.0
GL850 制造商:未知廠家 制造商全稱:未知廠家 功能描述:USB 2.0 4-PORT HUB Controller
GL850A 制造商:GENESYS 制造商全稱:GENESYS 功能描述:USB 2.0 Low-Power HUB Controller
GL850A-MNGXX 制造商:GENESYS 制造商全稱:GENESYS 功能描述:USB 2.0 Low-Power HUB Controller