Re: [avr-chat] ultra-cheap HVSP programmer

[Joerg Wunsch]

Nicolas Boullis <address@hidden> wrote:

> Is there any reason why it would be impossible to build a HVSP
> programmer out of a parallel port plus a few off-the shelf
> components (at least a transistor to switch the high voltage, and a
> regulated 12V power supply), and rely on the computer software to
> perform all the bit-banging?

There's no reason, but AFAICT nobody did it that way before.  That
means you'd have to invest a good number of hours to create the
software to drive it.  Don't know about your rate, but for me,
spending USD 50 wouldn't account for more than say 5 hours even in my
spare-time.

-- 
cheers, J"org               .-.-.   --... ...--   -.. .  DL8DTL

http://www.sax.de/~joerg/                        NIC: JW11-RIPE
Never trust an operating system you don't have sources for. ;-)