gl848 Genesys Logic, gl848 Datasheet - Page 22

• Manufacturer Part Number: gl848
• Description: High Speed Usb 2.0 2-in-1 Scanner Controller With Fast Adf & Bus Power
• Manufacturer: Genesys Logic

©2000-2007 Genesys Logic Inc. - All rights reserved.
Offset 04h ……………………………………………..…………..………..…… Default value = 8’h00
LAMPDOG AVEENB
3-0 LAMPTIM [3:0] Counter of the sleep mode of lamp (default: 4).
5-4 AFEMOD [1:0] AFE operation mode.
3-2 FILTER [1:0]
1-0 FESET [1:0]
LINEART
7 LAMPDOG
6 AVEENB
5 XPASEL
4 LAMPPWR
7 LINEART
6 BITSET
R/W
R/W
AFEMOD SCANMOD
AFEMOD SCANMOD
GL848 High Speed USB2.0 2-in-1 Scanner Controller With Fast ADF
2
1
0
2
1
0
BITSET
R/W
R/W
0,1,4,5,6
0,1,6,7
0,1,6,7
0,1,6,7
0,1,6,7
0,1,7
0 To disable sleep mode of lamp.
1 To start sleep mode of lamp (default on).
0 Select dpi deletion function
1 Select dpi average function.
0 Select flatbed lamp on.
1 Select transparency lamp on.
0 Turn off LAMP power.
1 Turn on LAMP power.
The unit is minute.
0 Color/Gray scanning.
1 Black/White scanning.
0 8 bits image data type (= byte).
1 16 bits image data type (= word).
Scan color type:
00 Color
01 R
10 G
11 B
Front end operation type:
00 Wolfson type 1
01 Wolfson type2
AFEMOD1 AFEMOD0
XPASEL LAMPPWR LAMPTIM3 LAMPTIM2 LAMPTIM1 LAMPTIM0
R/W
R/W
Slow color
Pixel-by-pixel
Color pixel-by-pixel
Fast Mono
Slow color
Pixel-by-pixel
Mono
Fast Mono
Description
Description
R/W
R/W
Analog Device Type
Wolfson Type
Available
Available
FILTER1
CDS
CDS
R/W
R/W
Yes
Yes
Yes
Yes
Yes
Yes
5MSPS *3 channel
6.67MSPS *3 channel
13.3MSPS *1 channel
FILTER0
Max Sample Rate
Max Sample Rate
R/W
R/W
FESET1
R/W
R/W
MCLK:VSMP
Rate is 8:1
MCLK:VSMP
Rate is 6:1
MCLK:VSMP
Rate is 3:1
MCLK:VSMP
Rate is 3:1
MCLK:VSMP
Rate is 2:1
MCLK:VSMP
Rate is 1:1
Requirements
Requirements
Timing
Timing
FESET0
Page 22
R/W
R/W