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GL848 Datasheet(PDF) 43 Page - GENESYS LOGIC

Part # GL848
Description  High Speed USB 2.0
PDF  85 Pages
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Manufacturer  GENESYS [GENESYS LOGIC]
Direct Link  http://www.genesyslogic.com
Logo GENESYS - GENESYS LOGIC

GL848 Datasheet(HTML) 43 Page - GENESYS LOGIC

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GL848 High Speed USB2.0 2-in-1 Scanner Controller With Fast ADF
©2000-2007 Genesys Logic Inc. - All rights reserved.
Page 43
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
7-3 BSMP [4:0]
Rising edge position of dark voltage sampling for AFE.
2-0 BSMPW [2:0]
Pulse width of dark voltage sampling.
(1). Color, gray or line-art : 12 clocks (phase)/pixel mode
5
6
7
8
9
10
11
0
1
2
3
4
5
6
7
8
9
10
11
0
1
2
3
4
AFE
BSMP
Reg59=52H : BSMP[4:0]=10H
BSMPW[2:0]=2H
Note: 16 clocks (phase)/pixel and 18 clocks(phase)/pixel modes are similar to 12
clocks(phase)/pixel mode.
Offset 5Ah ……..……..………………..………..….………..….…..…..…..…. Default value = 8’h00
ADCLKINV
RLCSEL
CDSREF1
CDSREF0
RLC3
RLC2
RLC1
RLC0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
7 ADCLKINV
0
ADC clock in not reversed.
1
ADC clock is reversed.
6 RLCSEL
0
Do not select.
1
Select reset level clamp on a pixel-by-pixel basis.
5-4 CDSREF [1:0]
Front-end CDS reference for line rate scanning type.
3-0 RLC [3:0]
Front-end RLC for line rate scanning type.
Offset 5Dh ……..……..………………..………..….………..….…..…..…..…. Default value = 8’h00
HISPD7
HISPD6
HISPD5
HISPD4
HISPD3
HISPD2
HISPD1
HISPD0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
7-0 HISPD [7:0]
To change of the speed of motor during moving
Note: It cannot be programmed to logic zero.
Offset 5Eh ……..……..………………..………..….………..….…..…..…..…. Default value = 8’h00
DECSEL2
DECSEL1
DECSEL0 STOPTIM4 STOPTIM3 STOPTIM2 STOPTIM1 STOPTIM0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
7-5 DECSEL [2:0]
Deceleration steps number after touching home sensor.
000
1 steps deceleration
001
2 steps deceleration
010
4 steps deceleration
011
8 steps deceleration
100
16 steps deceleration
101
32 steps deceleration
110
64 steps deceleration
111
128 steps deceleration
4-0 STOPTIM [4:0] Stop time between forward and backward direction in backtracking.
Note: In ASIC simulation process, STOPTIM has to be set to tgtime=6,7.



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