avrdude-dev
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [avrdude-dev] programming 128


From: Lou
Subject: Re: [avrdude-dev] programming 128
Date: Fri, 16 May 2003 18:32:26 +0200

On 15 May 2003 at 15:56, Erick   Castillo wrote:

> The device has indeed worked. In fact, it's running now. But in order to
> get it running, what i have to do is use 3.7 V to start up and then raise
> the voltage up to 5V so the other chips on the board get powered. Finally,
> I reset and everything works fine. It's just the boot up process that is
> acting strangely.

I would check those *other* chips too -- say a defective reset 
circuitry, an anomaly in the power supply chain, etc.
Not to forget the clock circuitry: could be that power is rising 
too fast for the oscillator to stabilize, giving weird side 
effects.

Lou






reply via email to

[Prev in Thread] Current Thread [Next in Thread]