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AD9398 register value at register 0x61[3:0] (Audio sampling frequency)

Question asked by Mehiro on Feb 27, 2015
Latest reply on Mar 3, 2015 by Mehiro

Dear Support team

 

We'd like to know what "0001b" means at register 0x61[3:0] (Audio sampling frequency) of AD9398(HDMI receiver).

("0001b" isn't defined on the datasheet.)

 

This value sometime appears on below usage.

AD9389(HDMI Tx, 1080i59, 48kHz) --> AD9398(HDMI Rx)

 

Here is register dump data of AD9398

     0  1  2  3  4  5  6  7  8  9  a  b  c  d  e  f    0123456789abcdef

00: 14 00 80 54 80 80 80 80 00 80 00 80 00 80 20 40    ?.?T????.?.?.? @

10: 40 07 a9 00 00 00 fa 02 33 08 14 06 4e ff 20 32    @??...??3???N. 2

20: 32 cc 04 20 3e 76 60 80 61 04 05 00 02 d0 18 67    2?? >v`?a??.???g

30: b0 96 0d 95 86 07 06 19 a0 1f 5b 08 00 02 ed 09    ??????????[?.???

40: d3 00 fd 01 00 1e 64 1a 96 07 06 08 00 3b 6d 73    ?.??.?d?????.;ms

50: 90 40 01 3f 00 01 0f 00 b0 21 07 0b 00 00 00 00    ?@??.??.?!??....

60: 10 02 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ??..............

70: 00 00 00 00 00 00 00 00 00 00 00 22 55 10 2d 80    ..........."U?-?

80: 02 02 20 00 05 00 00 00 00 00 00 00 00 00 00 00    ?? .?...........

90: 01 01 00 00 00 00 00 00 01 xx xx xx xx xx xx xx    ??......?.......

a0: xx xx xx xx xx xx xx 00 34 31 30 30 00 00 00 00    ................

b0: 00 00 00 00 01 00 00 00 4c 01 58 81 81 80 00 00    ....?...L?X???..

c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................

d0: 00 00 00 00 00 00 00 00 00 00 00 80 00 00 00 00    ...........?....

e0: 00 a8 82 80 00 00 00 00 00 a8 82 80 00 00 00 00    .???.....???....

f0: 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ?...............

 

Could you please give us any advice.

 

Best regards

Mehiro

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