[A83] Re: Battery checking

To: assembly-83@lists.ticalc.org
Subject: [A83] Re: Battery checking
From: Peter-Martijn Kuipers <hyper@hysoft-automation.com>
Date: Tue, 28 Aug 2001 23:33:11 +0200 (CEST)
In-Reply-To: <005801c13001$03293fa0$864849cf@noodle> from "Dan Englender" at Aug 28, 2001 04:35:42 PM
Reply-To: assembly-83@lists.ticalc.org


Aint the 83p SE got some timer built in?
If so, you could compare clock speed to actual speed...
 
> 
> It might be possible to do some sort of correlation between the interrupt
> and CPU frequencies, etc. etc.  I haven't given this a shot, so I don't know
> how accurate or even possible it would be (probably much less possible on
> the 83P than 83 due to the voltage regulator).
> 
> On the subject of TI Explorer, have you checked to see if its "battery
> thing" is actually just a contrast level indicator?  I've seen programs in
> the past that claim to return battery status, but in fact just return the
> level of your contrast.
> 
> -Dan Englender
> 
> ----- Original Message -----
> From: <Mike3465@aol.com>
> To: <assembly-83@lists.ticalc.org>
> Sent: Tuesday, August 28, 2001 3:43 PM
> Subject: [A83] Re: Battery checking
> 
> 
> >
> > Well, i've seen it done before, though it is very difficult with presise
> > timing(i don't know how to do any of this, but this is the general idea)
> for
> > full and nearly completly drained batteries.  If you need an example, i
> know
> > that ti exlporer(83 null only) had a battery thing that did that, but i
> don't
> > know if it has the source, sorry.
> >
> >
> 
> 
>

Follow-Ups:

[A83] Re: Battery checking

From: "Dan Englender" <dan@calc.org>

References:

[A83] Re: Battery checking

From: "Dan Englender" <dan@calc.org>