gl848 Genesys Logic, gl848 Datasheet - Page 42

• Manufacturer Part Number: gl848
• Description: High Speed Usb 2.0 2-in-1 Scanner Controller With Fast Adf & Bus Power
• Manufacturer: Genesys Logic

©2000-2007 Genesys Logic Inc. - All rights reserved.
Offset 56h ……..……..…………………..………..….………..….…..…..…..…. Default value = 8’h00
Offset 57h ……..……..…………………..………..….………..….…..…..…..…. Default value = 8’h00
Offset 58h ……..……..…………………..………..….………..….…..…..…..…. Default value = 8’h00
Offset 59h ……..……..…………………..………..….………..….…..…..…..…. Default value = 8’h00
0
4-0 GLOW [4:0]
7-5 RESERVED
4-0 BHI [4:0]
7-5 RESERVED
4-0 BLOW [4:0]
7-3 VSMP [4:0]
2-0 VSMPW [2:0]
AFE VSMP
5
VSMP4
BSMP4
R/W
1 2
(1). Color, gray or line-art : 12 clocks (phase)/pixel mode
(1). Color, gray or line-art : 12 clocks (phase)/pixel mode
X
X
X
X
R[15:8] R[7:0] G[15:8] G[7:0] B[15:8] B[7:0] R[15:8] R[7:0] G[15:8] G[7:0] B[15:8]
6 7
GL848 High Speed USB2.0 2-in-1 Scanner Controller With Fast ADF
RHI = 01H
GHI = 05H
BHI = 09H
Note: 16 clocks (phase)/pixel and 18 clocks(phase)/pixel modes are similar to 12
Reg58=52H : VSMP[4:0]=10H
Note: 16 clocks (phase)/pixel and 18 clocks(phase)/pixel modes are similar to 12
3 4
8
VSMP3
BSMP3
clocks(phase)/pixel mode.
clocks(phase)/pixel mode.
R/W
X
X
X
X
9 10 11 0 1 2
5 6
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.
Rising edge position of image sampling for AFE.
Pulse width of image sampling.
RLOW
GLOW
BLOW
VSMP2
BSMP2
7
R/W
X
X
X
X
8 9 10 11 0
= 03H
= 07H
= 11H
BLOW4
VSMP1
BSMP1
BHI4
R/W
R/W
R/W
VSMPW[2:0]=2H
3 4
5
BLOW3
VSMP0
BSMP0
BHI3
R/W
R/W
R/W
1 2
6 7
3 4
VSMPW2
BSMPW2
BLOW2
8
BHI2
R/W
R/W
R/W
9 10 11 0 1
5
6 7
VSMPW1
BSMPW1
BLOW1
BHI1
R/W
R/W
R/W
8 9
VSMPW0
BSMPW0
BLOW0
2 3 4
BHI0
Page 42
R/W
R/W
R/W
10 11