DS90UR907Q-Q1 Datasheet, PDF (22/35 Pages) Texas Instruments – 24-Bit Color FPD-Link to FPD-Link II Converter

DS90UR907Q-Q1
SNLS316G – SEPTEMBER 2009 – REVISED DECEMBER 2015
Programming (continued)
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Slave Address
Register Address
S
A
2
A
1
A
0
a
0
c
k
a
c
k
S
Slave Address
a
A
2
A
1
A
0
1
c
k
Data
a
c
k
P
Figure 23. Serial Control Bus — Read
Slave Address
Register Address
S
A
2
A
1
A
0
a
0
c
k
a
c
k
Data
a
c
k
P
Figure 24. Serial Control Bus — Write
ADD ADD
(dec) (hex)
0
0
REGISTER
NAME
Ser Config 1
1
1
Device ID
2
2
De-Emphasis
Control
BIT(S)
7
6
5
4
3:2
1
0
7
6:0
7:5
4
3:0
Table 6. Serial Bus Control Registers
R/W
DEFAULT
(bin)
FUNCTION
DESCRIPTION
R/W
0
Reserved
Reserved
R/W
0
MAPSEL
0: LSB on RxIN3
1: MSB on RxIN3
R/W
0
VODSEL
0: Low
1: High
R/W
0
Reserved
Reserved
R/W
00
CONFIG
00: Normal Mode, Control Signal Filter
DISABLED
01: Normal Mode, Control Signal Filter
ENABLED
10: Backwards Compatible (DS90UR124,
DS99R124)
11: Backwards Compatible (DS90C124)
R/W
0
SLEEP
Note – not the same function as
PowerDown (PDB)
0: normal mode
1: Sleep Mode – Register settings
retained.
R/W
0
REG
0: Configurations set from control pins
1: Configuration set from registers (except
I2C_ID)
R/W
0
REG ID
0: Address from ID[x] Pin
1: Address from Register
R/W
1101000 ID[x]
Serial Bus Device ID, Five IDs are:
7b '1101 000 (h'68)
7b '1101 001 (h'69)
7b '1101 010 (h'6A)
7b '1101 011 (h'6B)
7b '1101 110 (h'6E)
All other addresses are Reserved.
R/W
000
De-Emph Setting 000: set by external Resistor
001: –1 dB
010: –2 dB
011: –3.3 dB
100: –5 dB
101: –6.7 dB
110: –9 dB
111: –12 dB
R/W
0
De-Emph EN
0: De-Emphasis Enabled
1: De-Emphasis Disabled
R/W
000
Reserved
Reserved
22
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