adv3000 Analog Devices, Inc., adv3000 Datasheet - Page 18

• Manufacturer Part Number: adv3000
• Description: 3 1 Hdmi/dvi Switch With Equalization
• Manufacturer: Analog Devices, Inc.

ADV3000
AUXILIARY DEVICE MODES REGISTER
AUX_EN: Auxiliary (Low Speed) Switch Enable Bit
Table 8. AUX_EN Description
AUX_EN
0
1
AUX_CH[1:0]: Auxiliary (Low Speed) Switch Source
Select Bus
Table 9. AUX_CH Mapping
AUX_CH[1:0]
00
01
10
11
RECEIVER SETTINGS REGISTER
RX_TO: High Speed (TMDS) Channels Input Termination
On/Off Select Bit
Table 10. RX_TO Description
RX_TO
0
1
INPUT TERMINATION PULSE REGISTER 1 AND
REGISTER 2
RX_PT[X]: High Speed (TMDS) Input Channel X
Pulse-On-Source Switch Select Bit
Table 11. RX_PT[X] Description
RX_PT[X]
0
1
Table 12. RX_PT[X] Mapping
RX_PT[X]
Bit 0
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Bit 8
Bit 9
Bit 10
Bit 11
Description
Input termination off
Input termination on (can be pulsed on and off accord-
ing to settings in the input termination pulse register)
Description
Auxiliary switch off, no low speed input/output to
low speed common input/output connection
Auxiliary switch on
Corresponding Input TMDS Channel
B0
B1
B2
B3
A0
A1
A2
A3
C3
C2
C1
C0
Description
Input termination for TMDS Channel X always
connected when source is switched
Input termination for TMDS Channel X
disconnected for 100 ms when source switched
AUX_COM[3:0]
AUX_A[3:0]
AUX_B[3:0]
AUX_C[3:0]
Description
Auxiliary Source A switched
to output
Auxiliary Source B switched
to output
Auxiliary Source C switched
to output
Illegal value
Rev. 0 | Page 18 of 28
RECEIVE EQUALIZER REGISTER 1 AND REGISTER 2
RX_EQ[X]: High Speed (TMDS) Input X Equalization Level
Select Bit
Table 13. RX_EQ[X] Description
RX_EQ[X]
0
1
Table 14. RX_EQ[X] Mapping
RX_EQ[X]
Bit 0
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Bit 8
Bit 9
Bit 10
Bit 11
TRANSMITTER SETTINGS REGISTER
TX_PE[1:0]: High Speed (TMDS) Output Pre-Emphasis
Level Select Bus (For All TMDS Channels)
Table 15. TX_PE[1:0] Description
TX_PE[1:0]
00
01
10
11
TX_PTO: High Speed (TMDS) Output Termination On/Off
Select Bit (For All Channels)
Table 16. TX_PTO Description
TX_PTO
0
1
TX_OCL: High Speed (TMDS) Output Current Level Select
Bit (For All Channels)
Table 17. TX_OCL Description
TX_OCL
0
1
Corresponding Input TMDS Channel
Description
Low equalization (6 dB)
High equalization (12 dB)
B0
B1
B2
B3
A0
A1
A2
A3
C3
C2
C1
C0
Description
No pre-emphasis (0 dB)
Low pre-emphasis (2 dB)
Medium pre-emphasis (4 dB)
High pre-emphasis (6 dB)
Description
Output termination off
Output termination on
Description
Output current set to 10 mA
Output current set to 20 mA