gl845 Genesys Logic, gl845 Datasheet - Page 47

• Manufacturer Part Number: gl845
• Description: High Speed Usb 2.0 2-in-1 Scanner Controller With Adf
• Manufacturer: Genesys Logic

©2000-2007 Genesys Logic Inc. - All rights reserved.
Offset 53h ……..……..…………………..………..….………..….…..…..…..…. Default value = 8’h00
Offset 54h ……..……..…………………..………..….………..….…..…..…..…. Default value = 8’h00
Offset 55h ……..……..…………………..………..….………..….…..…..…..…. Default value = 8’h00
Offset 56h ……..……..…………………..………..….………..….…..…..…..…. Default value = 8’h00
Offset 57h ……..……..…………………..………..….………..….…..…..…..…. Default value = 8’h00
0
4-0 RHI [4:0]
7-5 RESERVED
4-0 RLOW [4:0]
7-5 RESERVED
4-0 GHI [4:0]
7-5 RESERVED
4-0 GLOW [4:0]
7-5 RESERVED
4-0 BHI [4:0]
7-5 RESERVED
4-0 BLOW [4:0]
1 2
(1). Color, gray or line-art : 12 clocks (phase)/pixel mode
X
X
X
X
X
X
X
X
X
X
GL845 High Speed USB2.0 2-in-1 Scanner Controller With ADF
3 4
X
X
X
X
X
X
X
X
X
X
5 6
The latch point for high-byte of R channel of AFE in every pixel.
For example, if a system is designed to have 12 clocks/pixel, and designer wants
to latch the high-byte of R channel at 1’st clock in every pixel, designer has to fill
‘00001’ to RHI [4:0].
-
The latch point for low-byte of R channel of AFE in every pixel
For example, if a system is designed to have 12 clocks/pixel, and designer wants
to latch the high-byte of R channel at 1’st clock in every pixel, designer has to fill
‘00001’ to RHI [4:0].
-
The latch point for high-byte of G channel of AFE in every pixel.
-
The latch point for low-byte of G channel of AFE in every pixel.
-
The latch point for high-byte of B channel of AFE in every pixel.
-
The latch point for low-byte of B channel of AFE in every pixel.
7
X
X
X
X
X
X
X
X
X
X
8 9 10 11 0
GLOW4
RLOW4
BLOW4
GHI4
BHI4
R/W
R/W
R/W
R/W
R/W
RLOW3
GLOW3
BLOW3
GHI3
BHI3
R/W
R/W
R/W
R/W
R/W
1 2
3 4
GLOW2
RLOW2
BLOW2
GHI2
BHI2
R/W
R/W
R/W
R/W
R/W
5
6 7
GLOW1
RLOW1
BLOW1
GHI1
BHI1
R/W
R/W
R/W
R/W
R/W
8 9
RLOW0
GLOW0
BLOW0
GHI0
BHI0
Page 47
R/W
R/W
R/W
R/W
R/W
10 11