Source Product Description Infoframe; Table 49: Spd Infoframe Configuration Register - Analog Devices ADV8003 Hardware Manual

Function
set_avmute
0 
1
clear_avmute, TX2 Main Map, Address 0xF44B[7]
This bit is used to control the clear_avmute signal.
Function
clear_avmute
0 
1

6.5. SOURCE PRODUCT DESCRIPTION INFOFRAME

The Source Product Description (SPD) InfoFrame contains the vendor name and product description. The transmission of SPD
InfoFrames is enabled by setting
video fields.
An application of this packet is to allow the sink to display the source information using an OSD. This information is in a 7-bit ASCII
format. Refer to CEA 861 specification for more detail.
spd_pkt_en, TX2 Main Map, Address 0xF440[6]
This bit is used to enable the Source Product Descriptor InfoFrame.
Function
spd_pkt_en
0 
1
Packet Map
Address
0xF200
0xF201
0xF202
0xF203
0xF204
0xF205
0xF206
0xF207
0xF208
0xF209
0xF20A
0xF20B
0xF20C
0xF20D
0xF20E
0xF20F
0xF210
Rev. B, August 2013
Description
Set set_avmute to 0
Set set_avmute to 1
Description
Set clear_avmute to 0
Set clear_avmute to 1
spd_pkt_en to 1. When this bit is set, the HDMI Tx1 section transmits one SPD packet once every two
Description
Disabled
Enabled

Table 49: SPD InfoFrame Configuration Register

Access Type Register Name
R/W spd_hb0[7:0]
R/W spd_hb1[7:0]
R/W spd_hb2[7:0]
R/W spd_pb0[7:0]
R/W spd_pb1[7:0]
R/W spd_pb2[7:0]
R/W spd_pb3[7:0]
R/W spd_pb4[7:0]
R/W spd_pb5[7:0]
R/W spd_pb6[7:0]
R/W spd_pb7[7:0]
R/W spd_pb8[7:0]
R/W spd_pb9[7:0]
R/W spd_pb10[7:0]
R/W spd_pb11[7:0]
R/W spd_pb12[7:0]
R/W spd_pb13[7:0]
Default Value
0b00000000
0b00000000
0b00000000
0b00000000
0b00000000
0b00000000
0b00000000
0b00000000
0b00000000
0b00000000
0b00000000
0b00000000
0b00000000
0b00000000
0b00000000
0b00000000
0b00000000
249
ADV8003 Hardware Manual
Byte Name
Header Byte 0
Header Byte 1
Header Byte 2
Data Byte 0
Data Byte 1
Data Byte 2
Data Byte 3
Data Byte 4
Data Byte 5
Data Byte 6
Data Byte 7
Data Byte 8
Data Byte 9
Data Byte 10
Data Byte 11
Data Byte 12
Data Byte 13