I have checked all the older releases and the upgrade works on all of them.

Regards
Murray

--- In kiwitechnics@yahoogroups.com , J <enjoyyoursoup@...> wrote:
>
> Hi Murray,
>
> I would like to upgrade to v2 though before I do so, I want to make sure I
> do it right before it gets expensive for me.
> I haven't updated the cpu since you re sent it to me, and therefore want to
> know where I should begin from?
> Is it ok to install the V4 bootloader straight away, or do I have to install
> V3 to install V4?
>
> Thanks,
>
> Jason.
>
> On Thu, Oct 6, 2011 at 2:55 AM, kiwitechnics
> <yahoogroups@...>wrote:
>
> > **
> >
> >
> > Hi from Kiwitechnics
> >
> > I have just released a test version of v2. Anyone wishing to try this can
> > download the files from the updates page. Keep in mind that this is a beta
> > release and may still have problems. Please contact me with any bugs you
> > find so they can be attended to.
> >
> > For those wishing to use the PE with this will also need the v4.1 PE
> > firmware which has the new 3P v2 control codes.
> >
> > Regards
> > Murray
> >
> >
> >
>