gl846 Genesys Logic, gl846 Datasheet - Page 63

• 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 A0h ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
Offset A1h ……..……..………………....………..…………..….………..…..…. Default value = 8’h80
Offset A2h ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
Offset A3h ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
Offset 9Fh ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
7-6
7
6
5
4
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
4-0 STGSET [4:0]
7-5 RESERVED
4-0 RFHSET[4:0]
5-3 TGSTIME [2:0] To set the times of TGSHLD[4:0] . So , the width is TGSHLD[4:0]* 2
2-0 TGWTIME [2:0] To set the times of TGW[5:0] . So, the width is TGW [5:0]* 2
SNRSYN2 SNRSYN1 SNRSYN0
MASTER
R/W
R/W
RESERVED
MASTER
SLAVE
SPI_MOT
FULLPAGE
AUTOADF
MOTMPU
MULDMYLN
DPI9600
SNRSYN [2:0]
X
X
X
X
GL846 High Speed USB2.0 2-in-1 Scanner Controller With Fast ADF
SLAVE
R/W
R/W
X
X
X
X
To select the chip to act as a master during two-chip operation
To select the chip to act as a slave during two-chip operation
To output SPI timing for 3972 motor driver IC according to SPI_MOTOR_W1
and SPI_MOTOR_W0 registers setting
0 To select general operation of motor when the Start/Stop occurs
1 To enable full-page operation of motor during ADF scanning
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.
1 Set dummy lines are equal to LINESEL*2
same color line.
The unit is 2us.
-
LNOFSET5 LNOFSET4 LNOFSET3 LNOFSET2 LNOFSET1 LNOFSET0
SPI_MOT FULLPAGE AUTOADF
R/W
R/W
R/W
X
X
RFHSET4
STGSET4
R/W
R/W
R/W
R/W
STGSET3
RFHSET3
R/W
R/W
R/W
R/W
STGSET2
RFHSET2
MOTMPU
R/W
R/W
R/W
R/W
MULDMYLN
RFHSET1
STGSET1
R/W
R/W
R/W
R/W
TGWTIME
STGSET0
RFHSET0
TGSTIME
DPI9600
Page 63
R/W
R/W
R/W
R/W