[Nut-upsdev] Re: [Nut-upsuser] Ablerex 625L USB version

[Peter Selinger]

Jon Gough wrote:
> 
> Peter,
>     A bit more info. I have modified your get_descriptor.c program to 
> give a few more details. I have run it a few times and got the 
> following information.
> 
...
>
> [root at neptune trunk]# ./drivers/get_descriptor 001 002 1 0 0 128 0 3
> usb_get_string_simple(udev, 3, buf, 2048)
> 
>   28 32 34 38 2e 30 20 31 34 30 2e 30 20 32 34 38 2e 30 20 30 31 32 20 35
>   30 2e 30 20 32 37 2e 30 20 32 35 2e 30 20 30 30 30 30 31 30 30 30 0d
> 
>   (248.0 140.0 248.0 012 50.0 27.0 25.0 00001000.

This is the megatec protocol. So your device seems indeed to be an
instance of the megatec-over-USB protocol that has been discussed on
the nut-upsuser list in December and January. I believe I mentioned
this last week; here is the excerpt from the relevant email. We are
going in circles, it seems.

On Fri, 26 Jan 2007, Peter Selinger wrote:
> Jon,
> 
> there were some threads in December on the nut-upsdev list, with
> subjects such as "megatec over USB". Andrey Lelikov had written a
> patch for a "SVEN Pro+" device, and Alexander I. Gordeev is still
> continuing to work on it to support his "Krauler" device. But as far
> as I know, this has not yet been tested much, and Alexander is still
> working on it (see his most recent post on January 23).
> 
> Last time I took inventory, here is the list of devices that *may* use
> a similar protocol (dubbed "megatec-over-USB"):
> 
> * Krauler UP-M500VA (see Alexander I. Gordeev's thread on nut-upsdev,
>   November 2006)
> * Ablerex 625L (see Lau Kim Ping's thread on nut-upsuser, October
>   2006)
> * Atlantis-Land S1501 (made by Ablerex) (see ngpost1's threads on
>   nut-upsuser and nut-upsdev, December 2005)
> * Belkin F6H500ukUNV (made by MEC?) (see the thread by meherenow,
>   spamwhole, and Robert Kent on nut-upsdev, September 2006)
> * SVEN Pro+ USB (see Andrey Lelikov's posts on nut-upsdev, starting
>   December 2006)
> 
> I don't have any further information at this point, but you could get
> in touch with Alexander to see if he has a tryable version of Andrey's
> patch, or you could try Andrey's patch (which was posted on the
> mailing list) directly.
> 
> -- Peter

So my recommendation still stands: try Andrey's patch, and/or try to
get it from Alexander.

-- Peter