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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 |
| 文件頁數(shù)： | 25/64頁 |
| 文件大小： | 542K |
| 代理商： | GL842 |
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GL842 USB 2.0 2-in-1 Scanner Controller
Genesys Logic Inc.—All rights reserved.
Page 25
Offset 17h ……………………………………………..…………..……….……. Default value = 8’h14
TGMODE1 TGMODE0
R/W
TGW5
R/W
TGW4
R/W
TGW3
R/W
TGW2
R/W
TGW1
R/W
TGW0
R/W
R/W
7-6 TGMODE[1:0]
To set CCD TG mode.
00 without dummy line CCD TG type.
01 with reflectional document scanning type.
10 with transparency scanning type.
11 TGMODE=2 for simulation.
To set CCD TG width.
5-0 TGW[5:0]
Note: Can’t be programmed to logic zero.
Offset 18h ……………………………………………..…………..……..………. Default value = 8’h00
CNSET
R/W
DCKSEL1 DCKSEL0
CKTOGGLE
CKDELAY1 CKDELAY0
R/W
R/W
R/W
CKSEL1
R/W
CKSEL0
R/W
R/W
R/W
7 CNSET
6-5 DCKSEL1[1:0]
00 One time CCD Clocks speed for dummy line.
01 Two times CCD Clocks speed for dummy line.
10 Three times CCD Clocks speed for dummy line.
11 Four times CCD Clocks speed for dummy line.
4 CKTOGGLE
0 One cycle per pixel.
1 Half cycle per pixel for CCD Clock 1/2.
3-2
CKDELAY[1:0]
00 No delay
01 Delay one system clock for CCD Clock 1/2.
10 Delay two systems clock for CCD Clock 1/2.
11 Delay three systems clock for CCD Clock 1/2.
1-0 CKSEL[1:0]
00 One time CCD Clock speed for capture image.
01 Two times CCD Clock speed for capture image.
10 Three times CCD Clock speed for capture image.
11 Four times CCD Clock speed for capture image.
Note: CCD Clock speed up limitation :
1. SCANMOD=0,1 : 12 clocks/pixel a. toggle CCD : be able to speed up 1,2,3,4 times.
b. non-toggle CCD : be able to speed up 1,2,3 times.
2. SCANMOD=2 : Reserved.
3. SCANMOD=3 : Reserved.
4. SCANMOD=4 : 6 clocks/pixel
a. toggle CCD : be able to speed up 1,2,3 times.
b. non-toggle CCD : can not speed up.
5. SCANMOD=5 : 15 clocks/pixel
a. toggle CCD : be able to speed up 1,2,3,4 times.
b. non-toggle CCD : be able to speed up 1,2,3 times.
6. SCANMOD=6 : 18 clocks/pixel a. toggle CCD : be able to speed up 1,2,3,4 times.
b. non-toggle CCD : be able to speed up 1,2,3,4 times.
0 TG and clock is non-Canon CIS style.
1 TG and clock set to Canon CIS style.
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 |
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