DS90UB928Q-Q1 Datasheet, PDF (52/69 Pages) Texas Instruments – 5 MHz to 85 MHz 24-bit Color FPD-Link III to FPD-Link Deserializer With Bidirectional Control Channel

DS90UB928Q-Q1
SNLS417C – MARCH 2013 – REVISED JULY 2016
www.ti.com
Register Maps (continued)
Table 8. Serial Control Bus Registers^{(1) (2)} (continued)
ADD
(dec)
ADD
(hex)
Register Name
Bit
Register
Type
Default
(hex)
Function
Description
73
0x49 Map Select
7
R
0x00
MAPSEL Returns Status of MAPSEL pin
Pin Status
6
RW
MAPSEL
Override
Map Select (MAPSEL) Setting Override
0: MAPSEL set from pin
1: MAPSEL set from register
5
RW
MAPSEL
Map Select (MAPSEL) Setting
0: LSBs on TxOUT3±
1: MSBs on TxOUT3±
4:0
Reserved
75
0x4B LVDS Setting
7:2
0x08
Reserved
1:0
RW
LVDS VOD 00: 400 mV differential (default)
Control
01: 600 mV differential
86
0x56 Loop-Through
7:4
Driver
3
RW
0x08
Loop-
Through
Driver
Enable
Reserved
Enable CML Loop-Through Driver
(CMLOUTP/CMLOUTN)
0: Enable
1: Disable (default)
2:0
Reserved
100 0x64 Pattern
Generator
Control
7:4
RW
0x10
Pattern
Generator
Select
Fixed Pattern Select
Selects the pattern to output when in Fixed Pattern
Mode. Scaled patterns are evenly distributed across
the horizontal or vertical active regions. This field is
ignored when Auto-Scrolling Mode is enabled.
xxxx: normal/inverted
0000: Checkerboard
0001: White/Black (default)
0010: Black/White
0011: Red/Cyan
0100: Green/Magenta
0101: Blue/Yellow
0110: Horizontal Black-White/White-Black
0111: Horizontal Black-Red/White-Cyan
1000: Horizontal Black-Green/White-Magenta
1001: Horizontal Black-Blue/White-Yellow
1010: Vertical Black-White/White— Black
1011: Vertically Scaled Black to Red/White to Cyan
1100: Vertical Black-Green/White-Magenta
1101: Vertical Black-Blue/White-Yellow
1110: Custom color (or its inversion) configured in
PGRS, PGGS, PGBS registers
1111: VCOM
See TI App Note AN-2198 ().
3
Reserved
2
RW
Color Bars
Pattern
Enable Color Bars Pattern
0: Color Bars disabled (default)
1: Color Bars enabled
Overrides the selection from bits [7:4]
1
RW
VCOM
Pattern
Reverse
Reverse order of color bands in VCOM pattern
0: Color sequence from top left is (YCBR) (default)
1: Color sequence from top left is (RBCY)
0
RW
Pattern
Generator
Enable
Pattern Generator Enable
0: Disable Pattern Generator (default)
1: Enable Pattern Generator
See TI App Note AN-2198 ().
52
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