gnupic: Re: [gnupic] [ANN] Pikme PIC Bootloader (for 16F819 etc)
Subject:
Re: [gnupic] [ANN] Pikme PIC Bootloader (for 16F819 etc)
From:
"Frank Sergeant" ####@####.####
Date:
27 Jul 2006 02:05:56 +0100
Message-Id: <25794.1153962324@bed.utoh.org>
Martin Harriss ####@####.#### wrote:
> > Recently, I couldn't get some 16F819 chips to program and verify
> > reliably. No, I did not change my desktop PC or its serial port. I
> Don't feel too bad about this. Even Microchip has problems
> programming the '819s with their hardware.
> If you download MPLAB and dredge through the release notes you'll find
> their work-around. I seem to recall it involves connecting a 1k
> resistor between Vpp and ground, or something similar. I was having
> intermittent problems programming these chips with a Picstart Plus
> until I found this release note; since then I've had no problems.
Thanks for the tip. I'll keep an eye out for when I download MPLAB.
Meanwhile, fortunately, the PG3 parallel port programmer seems to be
working ok with the same 16F819 chips.
--
Frank
