Analog Devices Advantiv ADV7604 Hardware Manual page 136

AUDIO_SAMPLE_PCKT_DET , HDMI Map, Address 0x18, [0]
Function
AUDIO_SAMPLE_PCKT
_DET
0
1
DSD_PACKET_DET , HDMI Map, Address 0x18, [1]
Function
DSD_PACKET_DET
0
1
HBR_AUDIO_PCKT_DET , HDMI Map, Address 0x18, [3]
Function
HBR_AUDIO_PCKT_DE
T
0
1
Notes:
• The ADV7604 processes only one type of audio packet at a time.
• The ADV7604 processes the latest type of audio packet that this received.
• AUDIO_SAMPL_PCKT_DET,
reset to 0 if the part is reset or powered up, or when a TMDS clock is detected on the selected
HDMI port, or when a TMDS clock with a new frequency is received, or when the part
receives a DVI stream.
• A corresponding interrupt can be enabled for
mask AUDIO_MODE_CHNG_MB1
AUDIO_MODE_CHNG_MB2
additional information on the interrupt feature.
Rev. F August 2010
Description
No L-PCM or IEC 61937 compressed audio sample packets
received.
L-PCM or IEC 61937 compressed audio sample packets are being
received. This bit is cleared back to 0 on the leading edge of the
th
11 HSync following 10 HSyncs without any audio sample
packets.
Description
No DSD sample packets received.
DSD sample packets are being received. This bit is cleared back to
0 on the leading edge of the 11
without any audio sample packets.
Description
No HBR audio stream packets received.
HBR audio stream packets are being received. This bit is cleared
back to 0 on the leading edge of the 11
HSyncs without any audio sample packets.
DSD_PACKET_DET
(IO Map, Address 0x68[3]) or
(IO Map, Address 0x69[3]). Refer to Section
136
th
HSync following 10 HSyncs
th
HSync following 10
and HBR_AUDIO_PCKT_DET
AUDIO_MODE_CHNG_RAW
ADV7604
are
by setting the
14 for