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THANK YOU Herb and Owen ?? Both your information helped and I'm back in business! This little unit just doesn't seem to work right. It did when I first got it, did the upgrade to the NanoVNA-H Jan

The NanoVNA will boot into DFU mode if you power it up with that pin shorted. When it is in that mode, you can use either the ST Microelectronics tool DfuSe Demo (Windows only) or the open source

So I haven't tried this yet, but after I remove the connection, will the PC app recognize it again, or how else do you update it? Guess I should try it first..

Oh, hey, I know this one now! From the forum wiki under "Help": unlikely to be "bricked" - Owen Duffy which is a link to: https://owenduffy.net/blog/?p=16699 where it says: There is a pin on the

Thank you I will give it a try!

On Sun, Aug 9, 2020 at 12:45 PM, Steve Haber wrote: so I accidentally uploaded the wrong version to my nano VNA and now when I power it on all I have is a white screen. Is there any way to flash the

so I accidentally uploaded the wrong version to my nano VNA and now when I power it on all I have is a white screen. Is there any way to flash the right version back into my nano VNA without the

Unfortunately and speaking from experience , some police gets uptight when new and SIMILAR post is entered. Perhaps better usage of hashtags to identify subject should be advertised. Let's admit -

I do write up my own notes as text files whenever trying to master something complicated. Been using vi for that since the early 80's. Will be taking such notes as I dig through the wiki and pertinent

Ready-made compiled firmware in .dfu format for flashing, separate versions for stock (v9.0) and for sdcard modified (v9.0.1) NanoVNA-H4 https://github.com/FreeRepositories/NanoVNA-H4/releases

I'll try to behave here, keeping threads on topic would make it easier to look for information later. And keeping track of all this stuff is tough enough without wandering threads. But that can be at

https://github.com/FreeRepositories/NanoVNA-H4

I think a notation should be made in the Wiki as to its publication date, the model(s) it refers to and the highest version of firmware it relates to.? It does cover examples of how to perform a

I too found the Wiki complex and confusing, even back in October, 2019 when it was MUCH smaller. And I think it's amazing (and terrific) that it has grown so much. This is a very busy, helpful and

My impression from trying to find information and follow discussions is that a) the process is hampered by folks hijacking threads. the first time that happens, someone ought to say "stop", "post new

It seems that the last Sw QT_Windows Release doesn't support Touchstone or xls measurement files export. This is a great drawback. -- Piero Belforte

Well, who is Christopher Schwartz? Is he on this list? My initial reaction is that it (the ebook) is a plagiarism of the information on our Wiki and should thus be didallowed. Does anyone on this list

There are available source code repositories in github with the latest H4 firmware.

Is this being updated? Should it be delisted?

Hi Jerry - Those suggestions have merit. Here are some considerations: * works here are by volunteers - most submit their own work, rather than collaborate to make one better, much less authoritative.