[TI-H] Re: Calc Port Voltage

To: <ti-hardware@lists.ticalc.org>
Subject: [TI-H] Re: Calc Port Voltage
From: Heiko Rosemann <hrosema@fkg.goe.ni.schule.de>
Date: Fri, 16 Aug 2002 13:14:45 +0200 (CEST)
In-Reply-To: <DBE863F7-B0DD-11D6-8EBB-000502AE8F5B@mac.com>
Reply-To: ti-hardware@lists.ticalc.org


On Thu, 15 Aug 2002, Adam Thayer wrote:

> On Thursday, August 15, 2002, at 09:30 PM, Shyam Dwaraknath wrote:
>
> > Does anyone know the voltage that the Calculators use? I need the
> > Maximum Voltage and the Voltage it usually uses to pull the line up
> > high.
>
> Everything I see says 5V, which is a standard digital logic high.

I'd say battery voltage, 'cos I don't think they can make a supply system
that gives the logic enough voltage to work from around 4V (minimum batte=
ry
level) up to 6V (or at least they wouldn't in such a cheap system)

--=20
> Leider sehen sich beide Rechner nicht. (Der eine steht n=E4mlich auf de=
m
> Regal.)
Dann stelle sie direkt gegen=FCber. Brillen gibt es bei Fielmann.
      -- Alexander Wesemann, Andreas Kretschmer in dcoul.misc =FCber Samb=
a

Follow-Ups:

[TI-H] Re: Calc Port Voltage

From: Adam Thayer <krevinek@mac.com>

References:

[TI-H] Re: Calc Port Voltage

From: Adam Thayer <krevinek@mac.com>