Reset Strategy; Table 46: Hdmi Tx Main Map Reset Strategy; Table 47: Hdmi Tx Cec Map Reset Strategy - Analog Devices ADV8003 Hardware Manual

Function
hpd_override[1:0]
00 
01
10
11
rx_sense_state, TX2 Main Map, Address 0xF442[5] (Read Only)
This bit is used to readback the state of the Rx sense.
Function
rx_sense_state
0 
1
rx_sense_pd, TX2 Main Map, Address 0xF4E6[2]
This bit is used to enable the termination sense power down.
Function
rx_sense_pd
0 
1
Note:
rx_sense_pd should not be applied during the configuration of the HDMI Tx as it disables an oscillator required to complete the
configuration of the TMDS output clock channel. It is recommended to use
configured.

6.2. RESET STRATEGY

The HDMI Tx, and subsections of it, can be reset in a number of ways.
maps are reset in response to a number of different events.
IO Map
tx1_reset
0x00 – 0x91 Reset
0x92 – 0x97 Reset
0x98 – 0xAE Reset
0xAF – 0xBD Reset
0xBE – 0xCF Reset
0xD0 – 0xFE Reset
IO Map
tx1_reset
0x00 – 0xFF Reset
Rev. B, August 2013
Description
HPD from HPD pin and CDC HPD
HPD from CDC HPD
HPD from HPD pin
HPD set to 1
Description
HDMI clock termination not detected
HDMI clock termination detected
Description
Termination Sense Monitoring Enabled
Termination Sense Monitoring Disabled

Table 46: HDMI Tx Main Map Reset Strategy

IO Map IO Map
0x1AFC[7] main_reset
Reset Reset
Reset
Reset
Reset
Reset
Reset

Table 47: HDMI Tx CEC Map Reset Strategy

IO Map IO Map
0x1AFC[7] main_reset
Reset
rx_sense_pd
Table 46, Table 47 and
TX Main TX Main
Map Map
system_pd 0xEC98[4]
0xF498[4]
Reset
Reset
TX Main TX Main
Map Map
system_pd 0xEC98[4]
0xF498[4]
Reset
247
ADV8003 Hardware Manual
when the HDMI Tx has been completely
Table 48 describe how each of the HDMI Tx
Event
Tx Hot Plug
Reset
Event
Tx Hot Plug
Event
Reset Pin
Reset
Reset
Reset
Reset
Reset
Reset
Event
Reset Pin
Reset