Category Code; Source Number And Channel Number; Sampling And Frequency Accuracy - Analog Devices ADV7850 Hardware Manual

cs_data[2], Copyright, HDMI Map, Address 0x36, [2]
Function
cs_data[2] Description
0 << Software for which copyright is asserted
1 Software for which no copyright is asserted
cs_data[5:3], Emphasis, HDMI Map, Address 0x36, [5:3]
Function
cs_data[5:3]
1
000 <<
001
Unspecified values are reserved
1
cs_data[7:6], Channel Status Mode, HDMI Map, Address 0x36, [7:6]
Function
cs_data[7:6]
1
00 <<
Unspecified values are reserved
1

Category Code

7.33.3
The category code is specified in Byte 1 of the channel status. The category code indicates the type of equipment that generates the digital
audio interface signal. For more information, refer to the IEC60958 standards.
cs_data[15:8], Category Code, HDMI Map, Address 0x37, [7:0]
Function
cs_data[15:8]
xxxx xxxx
0000 0000 <<
Refer to IEC60958-3 standards
1

Source Number and Channel Number

7.33.4
cs_data[19:16], Source Number, HDMI Map, Address 0x38, [3:0]
Function
cs_data[19:16]
xxxx
0000 <<
Refer to IEC60958-3 standards
1
cs_data[23:20], Channel Number, HDMI Map, Address 0x38, [7:4]
Function
cs_data[23:20]
xxxxx
00000 <<
Refer to IEC60958-3 standards
1

Sampling and Frequency Accuracy

7.33.5
The sampling frequency and clock accuracy are specified by Byte 3 of the channel status. For additional information, refer to the
IEC60958 standards.
Rev. A May 2012
Description
Two audio channels without pre-emphasis
Two audio channels with 50/15 pre-emphasis
Description
Mode 0
Description
Category code
1
Reset value
Description
Source number
1
Reset value
Description
Channel number 1
Reset value
198
ADV7850