AD8197A-EVALZ Analog Devices, AD8197A-EVALZ Datasheet - Page 19

• Manufacturer Part Number: AD8197A-EVALZ
• Description: 4:1 HDMI/DVI Switch with Equalization; Package: EVALUATION BOARDS; No of Pins: -; Temperature Range: Industrial
• Manufacturer: Analog Devices

HIGH SPEED DEVICE MODES REGISTER
HS_EN: High Speed (TMDS) Channel Enable Bit
Table 6. HS_EN Description
HS_EN
0
1
HS_CH[1:0]: High Speed (TMDS) Switch Source Select Bus
Table 7. HS_CH Mapping
HS_CH[1:0]
00
01
10
11
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
Description
High speed channels off, low power/standby mode
High speed channels on
O[3:0]
A[3:0]
B[3:0]
C[3:0]
D[3:0]
Description
Auxiliary switch off
Auxiliary switch on
AUX_COM[3:0]
AUX_A[3:0]
AUX_B[3:0]
AUX_C[3:0]
AUX_D[3:0]
Description
High Speed Source A switched to
output
High Speed Source B switched to
output
High Speed Source C switched to
output
High Speed Source D switched to
output
Description
Auxiliary Source A switched
to output
Auxiliary Source B switched
to output
Auxiliary Source C switched
to output
Auxiliary Source D switched
to output
Rev. 0 | Page 19 of 28
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
Bit 12
Bit 13
Bit 14
Bit 15
Corresponding Input TMDS Channel
B0
B1
B2
B3
A0
A1
A2
A3
C3
C2
C1
C0
D3
D2
D1
D0
Description
Input termination off
Input termination on (can be pulsed on and off
according to settings in the input termination
pulse register)
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 is
switched
AD8197A