[USRP-users] N310 schematic don't show all part

Marcus D. Leech patchvonbraun at gmail.com
Mon Nov 18 00:49:03 EST 2019


On 11/18/2019 12:40 AM, Robin Coxe wrote:
> The N310 motherboard does not have a PCIe interface, proprietary or 
> otherwise.  Schematic p. 20 was a PoE controller on earlier, 
> unreleased versions of the N310, but it was omitted because it could 
> not source enough current to the device when both RF 
> daughtercards were enabled.   The PoE components were not populated on 
> earlier module revisions and have been eliminated entirely from recent 
> revisions of the motherboard PCB.
Ooops, I read that as "X310".  So many part numbers...

I have never been able to get more than 12W from "Classic" POE, and 
that's really not enough for anything as capable as the N310...




>
> Marcus is correct that several pages of the X310 schematic featuring 
> the NI PCIe ASIC were redacted because NI never authorized them for 
> public release.
>
>
>
>
> On Sun, Nov 17, 2019 at 9:28 PM Marcus D Leech via USRP-users 
> <usrp-users at lists.ettus.com <mailto:usrp-users at lists.ettus.com>> wrote:
>
>     That is, AFAIR, the properietary PCIE interface that NI don’t
>     publish schematics for.
>
>     Sent from my iPhone
>
>>     On Nov 18, 2019, at 12:12 AM, Thomas james via USRP-users
>>     <usrp-users at lists.ettus.com <mailto:usrp-users at lists.ettus.com>>
>>     wrote:
>>
>>     
>>     Hi,
>>     i read N310 mother board schematic find that there should be a
>>     sheet 20 but not in the pdf schematic. what is this part for?
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