[time-nuts] nortel trible NTBW50AA boards SCPI command access

EB4APL eb4apl at cembreros.jazztel.es
Fri Sep 13 13:37:51 EDT 2013


Mark,

I'm interested also, my board is a NTGS50AA  but I think they are be 
compatible.

Regards,
Ignacio EB4APL



On 13/09/2013 17:06, Don Latham wrote:
> Yes, please, Mark and thanks for the offer. I have one of these but
> haven't got to it yet.
>
> Don d'Huson
>
> Mark C. Stephens
>> I have a couple of these boards and I have modified one to access the
>> SCPI command port available on the 'Z-Pack' rear connector.
>> The addition is simple but effective giving the TSIP front panel serial
>> port plus the "cellular" serial port.
>> Note that you will now have 2 separate connectors for the different
>> control modes.
>>
>> One obvious use for the SCPI port could be for NTPD.
>> The NTBW50AA is lacking 1PPS but has a very accurate 2 Hz pulse ideal
>> for NTPD.
>>
>> Unfortunately the :syst:stat? command is lacking in the firmware.
>>
>> If anyone in interested in the details I'll prepare a doc and share?
>>
>>
>> --marki
>>


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