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Re: [avr-chat] ultra-cheap HVSP programmer
From: |
Joerg Wunsch |
Subject: |
Re: [avr-chat] ultra-cheap HVSP programmer |
Date: |
Sat, 29 Mar 2008 22:40:21 +0100 (MET) |
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. ;-)