UmSEL Pdet and Vcnt

Jean-Samuel Najnudel - BJT PARTNERS SARL jsn at bjtpartners.com
Mon Oct 22 20:28:16 UTC 2012


Very interesting and detailled power consumption figures.
Thanks a lot for this.
:-)


On Mon, Oct 22, 2012 at 8:41 PM, Andrey Sviyazov <andreysviyaz at gmail.com>wrote:

> My first WiKi page about UmTRX here<http://code.google.com/p/umtrx/wiki/UmTRXv2_Power>
> .
>
> Best regards,
> Andrey Sviyazov.
>
>
>
> 2012/10/22 Andrey Sviyazov <andreysviyaz at gmail.com>
>
>> Hi Jean-Samuel.
>>
>> Pdet1&2 dedicated for Output power detectors and Vcnt1&2 for test points
>> voltage control.
>> For example, PA +24V and feeder supply voltage 28..36V of DC-DC converter
>> (in case of positive type, i.e. minus connected to chassis).
>> Each input of ADS1015 contains divider of 1:10, so it makes possible to
>> measure up to 41V with 0.01V resolution.
>>
>> Best regards,
>> Andrey Sviyazov.
>>
>>
>>
>> 2012/10/22 Jean-Samuel Najnudel - BJT PARTNERS SARL <jsn at bjtpartners.com>
>>
>>> Hi Andrey,
>>>
>>> I can see in the UmSEL 4 channels ADC.
>>>
>>> What do you plan to do with this ?
>>> What is Pdet and Vcnt ?
>>>
>>> I ask you this because it would be really nice to use 2 of these ADC
>>> channels to monitor each of the 2 PA RF Pout.
>>> What would you think about this ?
>>>
>>> Best regards.
>>>
>>> Jean-Samuel.
>>> :-)
>>>
>>>
>>
>>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.osmocom.org/pipermail/umtrx/attachments/20121022/da124880/attachment.html>


More information about the UmTRX mailing list