GL843 GENESYS [GENESYS LOGIC], GL843 Datasheet - Page 55

• Manufacturer Part Number: GL843
• Description: High Speed USB 2.0 With ADF 2-in-1 Scanner Controller
• Manufacturer: GENESYS [GENESYS LOGIC]

©2000-2006 Genesys Logic Inc. - All rights reserved.
Offset 7Fh ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
Offset 80h ……..……..………………....………..…………..….………..…..…. Default value = 8’h00
Offset 81h ……..……..……..…………..………..…………..….………..…..…. Default value = 8’h00
Offset 82h ……..……..……..…………..………..…………..….………..…..…. Default value = 8’h00
7-6 BSMPDLY[1:0 ] BSMP output delay.
5-4 VSMPDLY[1:0] VSMP output delay.
3-0 LEDCNT[1:0] LED blinking period = (LEDCNT)*(100ms on + 100ms off).
7-6 VRHOME[1:0] Vref. of the motor driver IC for go-home moving.
5-4 VRMOVE[1:0] Vref. of the motor driver IC for fast forward moving.
3-2 VRBACK[1:0] Vref. of the motor driver IC for backward moving when the image buffer is full.
1-0 VRSCAN[1:0] Vref. of the motor driver IC forward scanning moving.
BSMPDLY1 BSMPDLY0 VSMPDLY1 VSMPDLY0
VRHOME1 VRHOME0 VRMOVE1 VRMOVE0 VRBACK1 VRBACK0 VRSCAN1 VRSCAN0
7-5 RESERVED
4-0 LOADSET[4:0]
7-4 CONTB[7:4]
3-0 CONTA [3:0]
2 GPOLED10
1 GPOLED9
0 GPOLED8
CONTB3
R/W
R/W
R/W
X
X
GL843 High Speed USB2.0 With ADF 2-in-1 Scanner Controller For 3x
CONTB2
R/W
R/W
R/W
X
X
0 Set GPIO10 as general purpose I/O.
1 Set GPIO10 as LED output.
0 Set GPIO9 as general purpose I/O.
1 Set GPIO9 as LED output.
0 Set GPIO8 as general purpose I/O.
1 Set GPIO8 as LED output.
00 No delay.
01 Delay 8.33ns
10 Delay 16.67ns
11 Delay 25ns.
00 No delay.
01 Delay 8.33ns
10 Delay 16.67ns
11 Delay 25ns.
LED will not blink if LEDCNT=0.
-
Set flow control counter mode (count method) for flatbed
Set flow control counter mode (count method) for ADF
set the data types for downloading data.
CONTB1
R/W
R/W
R/W
X
X
LOADSET4
CONTB0
R/W
R/W
R/W
R/W
LOADSET3
LEDCNT3 LEDCNT2 LEDCNT1 LEDCNT0
CONTA3
R/W
R/W
R/W
R/W
LOADSET2
CONTA2
R/W
R/W
R/W
R/W
CONTA1
LOADST1
R/W
R/W
R/W
R/W
LOADSET0
CONTA0
Page 55
R/W
R/W
R/W
R/W