i have code for this fairly exactly though its in JAL
for my camera rocket ;->
http://www.robowars.org/teams/plan-b/Doonside%202003-06-28/

i also have updated code which places the setup into still mode and takes
lots of photos.


-----Original Message-----
From: pic microcontroller discussion list
[mailto:PICLIST@MITVMA.MIT.EDU]On Behalf Of Mike
Sent: Monday, May 03, 2004 9:50 AM
To: PICLIST@MITVMA.MIT.EDU
Subject: Re: [PIC:]Blink a led


I first found the blink a led project at the piclist website, it was not the
wone written in jal. The harsh conditions are high G-forces and rough
landings.


> I'm currently building a mid sized camera rocket using a Kodak F-350 aps
> camera, it has an electronic shutter. I will be using two switches the
first
> will engage very shortly after ignition and the second will make momentary
> contact when the chute opens.
>
>   The first switch will start a program where a 1/2 second pulse will be
> triggered every 1.5 seconds for a total of 5 pulses then when the second
> switch engages the first program is bypassed and a second program starts a
> 1/2 second pulse every 5 seconds for a total of 5 pulses, then the chip
> shuts down regardless of any input.

----- Original Message -----
From: "Jan-Erik Soderholm" <jan-erik.soderholm@TELIA.COM>
To: <PICLIST@MITVMA.MIT.EDU>
Sent: Sunday, May 02, 2004 1:27 PM
Subject: Re: [PIC:]Blink a led


> Mike wrote :
>
> > I was just looking for the basic 16F84A, blink a led project
> > because as far as I know it does not use a crystal or resonator.
>
> Hi !
> It's still not clear what project that is. Do you have any pointer ?
> Where did you read or hear about it ?
> You must be thinking of *something* since you think that
> it doesn't use a crystal or resonator...
>
>
> > I dont need a presision timer just one to initiate an event every
> > few seconds...
>
> So, some kind of "delay" routine ?
> Or a timer initiated interrupt ?
>
> > and want to avoid parts that can easilly break under stress.
>
> What "stress" ? Will this PIC run in some harsh environment ?
>
> And finaly, but you probably already know this, there is a risk
> that you are making things harder then they should have to be
> by sticking to the old F84... :-)
>
> Jan-Erik.
>
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