gl846 Genesys Logic, gl846 Datasheet - Page 31

• 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 0Eh
Offset 0Fh
Offset 10h …………………………………………..…………..……..…………. Default value = 8’h00
Offset 11h …………………………………………..…………..……..…………. Default value = 8’h00
Offset 12h …………………………………………..…………..……..…………. Default value = 8’h00
Offset 13h …………………………………………..…………..……..…………. Default value = 8’h00
7-0 EXPR [15:8]
7-0 EXPR [7:0]
7-0 EXPG [15:8]
2 CLRMCNT
1 CLRDOCJM
0 CLRLNCNT
Command: Scanner software reset.
Note: In normal condition, it is unnecessary to reset scanner unless the scanner is out of control.
Command: Motor moving.
Note: It cannot be programmed to logic zero.
Note: It cannot be programmed to logic zero.
Note: It cannot be programmed to logic zero.
EXPG15
EXPR15
EXPR7
EXPG7
R/W
R/W
R/W
Note: 1.For each scanning, designers must clear SCANCNT before starting process.
GL846 High Speed USB2.0 2-in-1 Scanner Controller With Fast ADF
2.They are write-one commands.
It can initiate AISC system including lamp and motor, control registers, internal circuit;
but not including tables in DRAM, like gamma table, shading table and
acceleration/deceleration table.
Start motor forward/backward moving.
EXPR14
EXPG14
EXPG6
EXPR6
R/W
R/W
R/W
To clear FEDCNT(Reg48,Reg49,Reg4A) counter information.
To clear document jam message for ADF module.
To clear SCANCNT (Reg4B,Reg4C,Reg4D).
Exposure time setting (in pixel time) for Red-LED of CIS or Red channel of CCD.
Exposure time setting (in pixel time) for Red-LED of CIS or Red channel of CCD.
Exposure time setting (in pixel time) for Green-LED of CIS or Red channel of CCD.
EXPG13
EXPR13
EXPG5
EXPR5
R/W
R/W
R/W
EXPR12
EXPG12
EXPR4
EXPG4
R/W
R/W
R/W
SCANRESET
MOVE
W
W
EXPG11
EXPR11
EXPR3
EXPG3
R/W
R/W
R/W
EXPG10
EXPR10
EXPR2
EXPG2
R/W
R/W
R/W
EXPR9
EXPR1
EXPG9
EXPG1
R/W
R/W
R/W
EXPG8
EXPG0
EXPR8
EXPR0
Page 31
R/W
R/W
R/W