LMH1297: LMH1297 Programming guide DESCRIPTION check

Hugo Liu

Genius 5095 points

Part Number: LMH1297

Hi Sir,

Our customer want to double check this DESCRIPTION is right?

Hugo

over 5 years ago

0 Brian Zhou over 5 years ago

TI__Guru*** 126710 points

Hugo:

Did customer get different result?

Regards,

Brian

0 Nasser Mohammadi over 5 years ago in reply to Brian Zhou

TI__Guru* 93670 points

Hi Hugo,

If this bit is set, it means there is input signal. Description is correct.

Regards,, Nasser

0 Hugo Liu over 5 years ago in reply to Nasser Mohammadi

Genius 5095 points

Hi Sir,

Sorry I Explain the customer problem,
They are wan to read SDI_IO carrier detection status.
So reference programming guide page 9, "3.7.1 Check carrier Detect status on SDI_IO".
If Write REG 0xFF --> //Select ConfigIO Register Page.
If Read REG 0x02 Bit 6 is SDI_IO energy detect status.