Re: [avr-chat] avrdude problem with avrisp v2

[R C]

On 21/06/07, Joerg Wunsch <address@hidden> wrote:
> "R C" <address@hidden> wrote:
>
> >          Using Port            : /dev/ttyUSB1
> >          Using Programmer      : avrisp2
>
> Hmm, you wrote that you are using an USB-serial converter.  The
> avrisp2 programmer is intended for the AVRISP mkII which does not have
> a serial port at all, but natively talks across USB.  While its
> protocol is *basically* the same as the STK500v2 protocol, for
> whatever reason, they omitted the serial framing on that device so it
> is effectively incompatible with STK500v2-like devices.
>
> My guess is that you are actually using an older AVRISP (mkI) device
> with firmware revision 2.  That would be called avrispv2 in avrdude,
> though you could as well simply call it stk500v2 as it's nothing else
> from a software point of view.

ok, you're right, my mistake.

I have a avrisp (mkI) which has a serial port, but I have tried
avrisp2 and avrispv2 and the I still have the same error.

Though, I noticed that using a 5V board it works ok, but with a 3.3V board no.
Could it be that?

Roy