GL843 GENESYS [GENESYS LOGIC], GL843 Datasheet - Page 27

• Manufacturer Part Number: GL843
• Description: High Speed USB 2.0 With ADF 2-in-1 Scanner Controller
• Manufacturer: GENESYS [GENESYS LOGIC]

©2000-2006 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
7-0 EXPR[15:8]
7-0 EXPR[7:0]
3 SEND
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.
6 DOCCMD
5 CCDCMD
4 FULLSTP
EXPR15
EXPG15
EXPR7
R/W
R/W
R/W
Note: 1.For each scanning, designers must clear SCANCNT before starting process.
GL843 High Speed USB2.0 With ADF 2-in-1 Scanner Controller For 3x
2.Other bits in this register are not defined.
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.
EXPG14
EXPR14
EXPR6
R/W
R/W
R/W
To reset steps type to full step.
To clear FEDCNT(Reg48,Reg49,Reg4A) counter information.
To send the RS232 data.
0 Don’t clear document jam message for ADF module.
1 To clear document jam message for ADF module.
0 Don’t clear SCANCNT.
1 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.
To control document when scanner is working on ADF.
To control CCD when abnormal status happens.
EXPG13
EXPR13
EXPR5
R/W
R/W
R/W
EXPR12
EXPG12
EXPR4
R/W
R/W
R/W
SCANRESET
MOVE
W
W
EXPR11
EXPG11
EXPR3
R/W
R/W
R/W
EXPG10
EXPR10
EXPR2
R/W
R/W
R/W
EXPG9
EXPR9
EXPR1
R/W
R/W
R/W
EXPG8
EXPR8
EXPR0
Page 27
R/W
R/W
R/W