gl846 Genesys Logic, gl846 Datasheet - Page 26

• Manufacturer Part Number: gl846
• Description: High Speed Usb 2.0 2-in-1 Scanner Controller With Fast Adf
• Manufacturer: Genesys Logic

©2000-2007 Genesys Logic Inc. - All rights reserved.
Offset 03h ……………………………………………..…………..……………. Default value = 8’h94
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.
LINEART
4 MTRPWR
3 FASTFED
2 MTRREV
1 HOMENEG
0 LONGCURV
7 LAMPDOG
6 AVEENB
5 XPASEL
4 LAMPPWR
7 LINEART
6 BITSET
R/W
R/W
AFEMOD SCANMOD
GL846 High Speed USB2.0 2-in-1 Scanner Controller With Fast ADF
2
1
0
BITSET
R/W
R/W
0,1,4,5,6
0,1,6,7
0,1,7
0 Turn off MOTOR power and phase to idle state.
1 Turn on MOTOR power and phase.
0 Move to scanning window by only one acceleration/deceleration tables.
1 Move to scanning window by two acceleration/deceleration tables.
0 Set motor to move in forward direction.
1 Set motor to move in reverse direction.
0 Motor will be decelerated when home sensor input (HOME) changes from low
0 The deceleration curve of the fast moving is defined in table 4 or use default
1 The deceleration curve of the fast moving is defined in table 5 to protect
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).
1 Motor will be decelerated when home sensor input (HOME) changes from
after scanning finished.
to high (rising edge).
high to low (falling edge).
curve.
wall-hitting.
AFEMOD1 AFEMOD0
XPASEL LAMPPWR LAMPTIM3 LAMPTIM2 LAMPTIM1 LAMPTIM0
R/W
R/W
Slow color
Pixel-by-pixel
Color pixel-by-pixel
Fast Mono
Description
R/W
R/W
Wolfson WM1645 Type
Available
FILTER1
CDS
R/W
R/W
Yes
Yes
Yes
5MSPS *3 channel
6.67MSPS *3 channel
13.3MSPS *1 channel
FILTER0
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
Requirements
Timing
FESET0
Page 26
R/W
R/W