Analog Devices Advantiv ADV7611 Hardware User's Manual page 53

Hardware User Guide
NO AUDIO SAMPLE PACKETS ARE
BEING RECEIVED
NO DSD PACKETS ARE
BEING RECEIVED
NO DST PACKETS ARE
BEING RECEIVED
NO HBR PACKETS ARE
BEING RECEIVED
AUDIO OUTPUT INTERFACE
The ADV7611 has a dedicated 3-pin audio output interface. The output pin names and descriptions are shown in Table 9.
Table 9. Audio Outputs and Clocks
Output Pixel Port
AP
SCLK/INT2
MCLK/INT2
Table 10 shows the default configurations for the various possible output interfaces.
Table 10. Default Audio Output Pixel Port Mapping
Output Pixel Port
AP
LRCLK
Note: It is possible to tristate the audio pins using the global controls, as described in the Tristate Audio Output Drivers section. It is
possible to output SPDIF signal to the AP pin using MUX_SPDIF_TO_I2S_ENABLE.
START
ENABLE THE AUDIO_MODE_CHNG_ST
INTERRUPT
YES
AUDIO_MODE_CH
NG_ST INTERRUPT?
SET AUDIO_MODE_CHNG_CLR TO 1
IS
NO AUDIO_SAMPLE
PCKT_DET?
IS
NO
DSD_PACKET_DET?
IS
NO
DST_PACKET_DET?
IS
NO
HBR_PACKET_DET?
Figure 13. Monitoring Audio Packet Type Processed by ADV7611
Description
Audio Output Port
Bit Clock
Audio Master Clock
I 2 S /SPDIF Interface
2
I S 0/SDPIF0/I2S_TDM
LRCLK
Rev. A | Page 53 of 184
AUDIO SAMPLE PACKETS ARE
YES
BEING RECEIVED
DSD PACKETS ARE
YES
BEING RECEIVED
DST PACKETS ARE
YES
BEING RECEIVED
HBR PACKETS ARE
YES
BEING RECEIVED
DST interface
DST_FF
UG-180