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GL848 Datasheet(PDF) 60 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) 60 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 60
6-4 MULSTOP [2:0] Select stop time of motor start/stop. The stop time = STOPTIM * 2
MULSTOP
3
NODECEL
0
Motor decelate when carriage touch home sensor
1
Motor doesn’t decelerate when carriage touch home sensor
2
TB3TB1
0
Don’t replace.
1
Use table 1 of motor table to replace table 3.
1
TB5TB2
0
Don’t replace.
1
Use table 2 of motor table to replace table 5.
0
FIX16CLK
To enable 16 system clocks/pixel recover function
Offset ACh ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
VRHOME3 VRHOME2 VRMOVE3 VRMOVE2 VRBACK3
VRBACK2
VRSCAN3
VRSCAN2
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
7-6
VRHOME [3:2]
Vref of the motor driver IC for go-home moving
5-4
VRMOVE [3:2] Vref of the motor driver IC for fast forward moving
3-2
VRBACK [3:2]
Vref of the motor driver IC for backward moving when the image buffer is full
Offset ADh ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
X
X
X
SWSH4
SWSH3
SWSH2
SWSH1
SWSH0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
4-0
SWSH [4:0]
To set the distance from SW to TG for NEC/Toshiba CCD.
The width is
SWSH[4:2]*2
TGSTIME
Offset AEh ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
X
X
STOPPWM5 STOPPWM4 STOPPWM3 STOPPWM2 STOPPWM1 STOPPWM0
X
X
R/W
R/W
R/W
R/W
R/W
R/W
7-6
RESERVED
-
5-0
STOPPWM
[5:0] Set the PWM control of motor driver IC during motor stopping.
Offset B8h ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
X
X
X
X
SW2_EN
SW2_SEL
X
X
X
X
X
X
R/W
R/W
X
X
3
SW2_EN
Enable special CCD timing of CCD SW2 for special application
2
SW2_SEL
0
CCD SW2 and CCD SW5 timing control is based on internal CCD_CNX
counter of ASIC
1
CCD SW2 and CCD SW5 timing control is based on internal SH_CNT
counter of ASIC
Offset BAh ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
CCD_OUT
AV_EN
X
X
X
X
X
X



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