GL843 GENESYS [GENESYS LOGIC], GL843 Datasheet - Page 62
GL843
Manufacturer Part Number
GL843
Description
High Speed USB 2.0 With ADF 2-in-1 Scanner Controller
Manufacturer
GENESYS [GENESYS LOGIC]
Datasheet
1.GL843.pdf
(84 pages)
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©2000-2006 Genesys Logic Inc. - All rights reserved.
Offset A3h ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
Offset A4h ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
Offset A5h ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
Offset A6h ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
Offset A7h ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
Offset A8h ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
7-0 TRUER[7:0]
7-0 TRUEG[7:0]
7-0 TRUEB[7:0]
7-0 GPIO[24:17]
7-0 GPOE[24:17]
7-6 RESERVED
5-3 GPOE[27:25]
2-0 GPIO[27:25]
TRUER7
TRUEG7
TRUEB7
GPOE24
GPIO24
R/W
R/W
R/W
R/W
R/W
X
X
GL843 High Speed USB2.0 With ADF 2-in-1 Scanner Controller For 3x
TRUEG6
TRUER6
TRUEB6
GPOE23
GPIO23
R/W
R/W
R/W
R/W
R/W
X
X
Weighting of R channel in true gray scanning.
Weighting of G channel in true gray scanning.
Weighting of B channel in true gray scanning.
GPIO24~17 input/output ports.
Select directions of GPIO24~17 ports. They can be set to different values
0 Set as input port.
1 Set as output port.
-
Select directions of GPIO27~25 ports. They can be set to different values
0 Set as input port.
1 Set as output port.
GPIO27~25 input/output ports.
independently.
independently.
TRUEG5
TRUER5
TRUEB5
GPOE22
GPOE27
GPIO22
R/W
R/W
R/W
R/W
R/W
R/W
TRUER4
TRUEG4
TRUEB4
GPOE21
GPOE26
GPIO21
R/W
R/W
R/W
R/W
R/W
R/W
TRUER3
TRUEG3
TRUEB3
GPOE20
GPOE25
GPIO20
R/W
R/W
R/W
R/W
R/W
R/W
TRUEG2
TRUER2
TRUEB2
GPOE19
GPIO19
GPIO27
R/W
R/W
R/W
R/W
R/W
R/W
TRUER1
TRUEG1
TRUEB1
GPOE18
GPIO18
GPIO26
R/W
R/W
R/W
R/W
R/W
R/W
TRUEG0
TRUER0
TRUEB0
GPOE17
GPIO17
GPIO25
Page 62
R/W
R/W
R/W
R/W
R/W
R/W
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