RE: [avrdude-dev] How to add I2C device disable preamble?

[Eric Weddington]

> -----Original Message-----
> From: Bob Paddock [mailto:address@hidden 
> Sent: Tuesday, April 10, 2007 9:01 AM
> To: Eric Weddington
> Cc: address@hidden
> Subject: Re: [avrdude-dev] How to add I2C device disable preamble?
> 
> 
> > I know it may be too late now,
> 
> Not yet.  This is a new device.
> I try to learn from my
> past mistakes. ;-)
> 
> > but what about adding a jumper to one or more of the SPI 
> lines going to  
> > the accelerometer chip? Remove the jumper
> > when  you want to program the AVR.
> 
> Two problems with that are:
> 
> 1) Size.
> 
> 2) Labour on the production line.

Ok this is farfetched (caveat: I am only a software jockey), but can the
board detect when the ISP programmer is plugged in? If so, can that be used
to switch off power to the accelerometer chip only?

Eric