GL843 GENESYS [GENESYS LOGIC], GL843 Datasheet - Page 43

• 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 50h ……..……..…………………..………..….………..……....…..….…. Default value = 8’h00
Offset 51h ……..……..…………………..………..….………..….…..…..…..…. Default value = 8’h00
Offset 52h ……..……..…………………..………..….………..….…..…..…..…. Default value = 8’h00
Offset 53h ……..……..…………………..………..….………..….…..…..…..…. Default value = 8’h00
Offset 54h ……..……..…………………..………..….………..….…..…..…..…. Default value = 8’h00
7-6 RESERVED
5-0 FERDA[5:0]
7-6 RESERVED
5-0 FEWRA[5:0]
7-5 RESERVED
4-0 RHI[4:0]
7-5 RESERVED
4-0 RLOW[4:0]
7-5 RESERVED
4-0 GHI[4:0]
X
X
X
X
X
X
X
X
X
X
GL843 High Speed USB2.0 With ADF 2-in-1 Scanner Controller For 3x
X
X
X
X
X
X
X
X
X
X
1 Has received data number specified in Reg 88 from RS232.
-
Address of control register of front-end in read operation.
Before reading control register of front-end (Reg 46, 47), designers have to
specify address of the control register by writing address to this port.
-
Address of control register of front-end in write operation.
Before writing control register of front-end (Reg 3A, 3B), designers have to
specify address of the control register by writing address to this port.
-
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.
FEWRA5
FERDA5
R/W
R/W
X
X
X
X
X
X
FEWRA4
FERDA4
RLOW4
RHI4
GHI4
R/W
R/W
R/W
R/W
R/W
FEWRA3
FERDA3
RLOW3
GHI3
RHI3
R/W
R/W
R/W
R/W
R/W
FEWRA2
FERDA2
RLOW2
RHI2
GHI2
R/W
R/W
R/W
R/W
R/W
FEWRA1
FERDA1
RLOW1
GHI1
RHI1
R/W
R/W
R/W
R/W
R/W
FEWRA0
FERDA0
RLOW0
RHI0
GHI0
Page 43
R/W
R/W
R/W
R/W
R/W