gl848 Genesys Logic, gl848 Datasheet - Page 58

• 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 A0h ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
Offset A1h ……..……..………………....………..…………..….………..…..…. Default value = 8’h80
Offset A2h ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
Offset A3h ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
Offset A4h ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
Offset A5h ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
3
2
1
0
7-6 RESERVED
5-0 LNOFSET [5:0] Line difference of R, G, B in packing three channels to one color line.
7-5 SNRSYN [2:0]
4-0 STGSET [4:0]
7-5 RESERVED
4-0 RFHSET[4:0]
7-0 TRUER [7:0]
7-0 TRUEG [7:0]
SNRSYN2 SNRSYN1 SNRSYN0
TRUER7
TRUEG7
R/W
R/W
R/W
AUTOADF
MOTMPU
MULDMYLN
DPI9600
X
X
X
X
GL848 High Speed USB2.0 2-in-1 Scanner Controller With Fast ADF
TRUEG6
TRUER6
R/W
R/W
R/W
X
X
X
X
0 To select one-page scanning under ADF operation
1 To enable multi-page scanning under ADF operation
To select motor trigger output to MPU. The MPU can process the trigger
signal.
Note: If designer set MOTMPU=1 then he must set ACDCDIS=1.
0 Set dummy lines are equal to LINESEL.
To enable 9600d resolution.
-
Sensor debouncing such as HOME sensor.
Line difference of stagger CCD between even and odd lines in packing them to the
-
Refresh time of SDRAM.
Weighting of R channel in true gray scanning.
Weighting of G channel in true gray scanning.
1 Set dummy lines are equal to LINESEL*2
same color line.
The unit is 2us.
LNOFSET5 LNOFSET4 LNOFSET3 LNOFSET2 LNOFSET1 LNOFSET0
TRUEG5
TRUER5
R/W
R/W
R/W
R/W
X
X
RFHSET4
STGSET4
TRUER4
TRUEG4
R/W
R/W
R/W
R/W
R/W
STGSET3
RFHSET3
TRUER3
TRUEG3
R/W
R/W
R/W
R/W
R/W
STGSET2
RFHSET2
TRUEG2
TRUER2
R/W
R/W
R/W
R/W
R/W
RFHSET1
STGSET1
TRUER1
TRUEG1
R/W
R/W
R/W
R/W
R/W
STGSET0
RFHSET0
TRUER0
TRUEG0
Page 58
R/W
R/W
R/W
R/W
R/W