Analog Devices ADV8003, Hardware Manual

Page: 242 / 440

ADV8003 Hardware Manual
Rev. B, August 2013 242
HDMI
Map Address R/W Register Name Packet Byte No. 1
0xE3DC R gamut_mdata_pb_0_25 PB24
0xE3DD R gamut_mdata_pb_0_26 PB25
0xE3DE R gamut_mdata_pb_0_27 PB26
0xE3DF R gamut_mdata_pb_0_28 PB27
1 As defined by the HDMI 1.3 specifications
The Gamut Metadata packet registers are considered valid if pkt_det_gamut is set to 1 (refer to Section 9.2.2 for more details).
gamut_irq_next_field , HDMI RX Map, Address 0xE250[4]
This bit is used to set the new_gamut_mdata_raw interrupt to detect when new contents are applicable to the next field or to indicate
that the Gamut packet is new. This is done using header information of the gamut packet.
Function
gamut_irq_next_field Description
0  Interrupt flag indicates that Gamut packet is new
1 Interrupt flag indicates that Gamut packet is to be applied to next field
5.11. CUSTOMIZING PACKET/INFOFRAME STORAGE REGISTERS
The packet type value of each set of packet and InfoFrame registers in the Serial Video Rx InfoFrame Map is programmable. This allows
the user to configure the ADV8003 to store the payload data of any packet and InfoFrames sent by the transmitter connected on the Serial
Video Rx port.
Note : Writing to any of the following packet ID registers also clears the corresponding InfoFrame/packet detection bit.
avi_packet_id[7:0] , HDMI RX Infoframe Map, Address 0xE3E0[7:0]
This siganl is a readback of the AVI InfoFrame ID.
Function
avi_packet_id[7:0] Description
0xxxxxxx Packet type value of packet stored in InfoFrame Map, Address 0x00 to 0x1B
1xxxxxxx Packet type value of InfoFrame stored in InfoFrame Map, Address 0x00 to 0x1B
spd_packet_id[7:0] , HDMI RX Infoframe Map, Address 0xE3E6[7:0]
This signal is a readback of the Source Product Descriptor InfoFrame ID
Function
spd_packet_id[7:0] Description
0xxxxxxx Packet type value of packet stored in InfoFrame Map, Address 0x2A to 0x45
1xxxxxxx Packet type value of InfoFrame stored in InfoFrame Map, Address 0x2A to 0x45
aud_packet_id[7:0]
, HDMI RX Infoframe Map,
Address 0xE3E3[7:0]
This signal is a readback of the Audio InfoFrame ID.