Channel Status; Validity Status Flag - Analog Devices Advantiv ADV7604 Hardware Manual

7.18 Channel Status

Channel status bits are extracted from the HDMI audio packets of the 1
0) and stored in registers 0x36, 0x37, 0x38, 0x39, and 0x3A of the HDMI Map.

7.18.1 Validity Status Flag

The channel status readback described in Section
if CS_DATA_VALID_RAW
monitor the read valid channel status bit using the
CS_DATA_VALID_RAW, IO Map, Address 0x65, [7]
Function
CS_DATA_VALID_RAW
0
1
Rev. F August 2010
7.18.2
is set to 1. Figure 47 shows the algorithm that can be implemented to
CS_DATA_VALID_RAW
Description
Channel status read back bits are not valid.
ADV7604 has collected 40 bits from audio sample packets or
HBR packets in correct order starting from block-start flag. The
channel status read back (HDMI Map, Addresses 0x36 to 0x3A)
are valid.
152
st
audio channel (i.e. channel
to Section 7.18.7 should be considered valid
ADV7604
flag.