From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <53A1F3B3.2050904@ruhr-uni-bochum.de>
Date: Wed, 18 Jun 2014 22:16:51 +0200
From: Holger Sebert <Holger.Sebert@ruhr-uni-bochum.de>
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To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
References: <3D7BD939-F731-4224-B011-F8A7AB430E71@gmail.com>
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Subject: Re: [9fans] Logitech T400 mouse with Plan9 and Plan9port Acme
Topicbox-Message-UUID: fb6a2714-ead8-11e9-9d60-3106f5b1d025

Hi Ruslan,

This is so awesome!

I was first afraid of breaking something because I needed a
non-trivial amount of force opening the T400 up.

But the casing seems to be very flexible and durable -- a
screw driver did the trick.

My new 'lobotomized' T400 works like a charm.

Thank you for this!!

-Holger

Am 18.06.14 16:37, schrieb Ruslan Khusnullin:
> I posted a question about the mouse in 2013:
>
>> From: Ruslan Khusnullin <ruslan.khusnullin@gma...>
>> Subject: Logitech T400 mouse with Plan9 and Plan9port Acme
>> Date: Mon, 25 Feb 2013 17:38:40 +0400
>>
>> Considering how difficult it is to find a new usb mouse with 3 real
>> buttons I'm looking for workarounds. I have a Contour Mouse Perfit and
>> I enjoy it a lot but buying a new Contour Mouse is expensive and very
>> difficult in terms of shipping when you live in Russia, Contour just
>> don't ship it.
>>
>> I see there are few new "touch scroll" mice in stores and one of them
>> Logitech T400 looks not bad to me. Unfortunately they don't have wired
>> version but the "touch scroll" feels like a "styled 3rd button".
>>
>> Did anyone had a chance to test Logitech T400 mouse? Does it's middle
>> "touch scroll" work as a normal B2? Does it react on soft accidental
>> touch? Is it configurable?
>>
>> Thanks in advance.
>
> And today I'm happy to tell you that I have this mouse working as
> needed.
>
> I bought it, liked that it has "3 buttons", but the sensor "touch
> zone" was distracting, unusual B2 placement and accidental scrolls.
> This mouse has strange buttons arrangement:
>
> O 8 O
>
> Left "O" is B1, right "O" is B3, "8" is touch zone, it really has two
> "buttons", upper zone is "Start menu" (for ms windows 8 os), bottom
> zone is B2.
>
> So it was uncomfortable to make chords. What I wanted is to disable
> "touch zone" (lose scrolling) and have B2 in upper zone instead of
> bottom. For long time I searched for Logitech Unifying protocol
> description, tried to reassign keys, no luck. Then thought that I can
> take mouse firmware, change it somehow and upload fixed firmware back.
> Today I opened the mouse case to look what electronics are in there
> and found that bottom zone of "touch zone" doesn't have a real button,
> there is one button for middle button, mouse just emits another button
> signal when "sees" that press was made on upper zone of "touch zone".
>
> So I just removed cable between "touch zone" and "main part" of mouse
> electronics and voila! Now I have a quite comfortable wireless mouse
> with 3 real buttons that act as good old 3 buttons and no scroll, and
> is still in stocks. I recommend this mouse (with the hack I described)
> to everyone who wants a new mouse with real 3 buttons for Plan 9 and
> Plan9port Acme, Sam, etc. Working fine with 9Pi too.
>
>