piclist 2001\01\29\160519a >
Thread: Homemade Programmer 16F877
face BY : Paul Erkiert email (remove spam text)

----- Original Message -----
From: Paul Erkiert <.....g4bksTakeThisOuTspamic24.net>
To: pic microcontroller discussion list <@spam@PICLISTKILLspamspamMITVMA.MIT.EDU>
Sent: Sunday, January 28, 2001 8:06 PM
Subject: Re: [PIC]: Homemade Programmer 16F877

> Hi Jeethu
> Just use one or two silicon diodes between the middle pin(earth) and the
> rail this will "Lift" the voltage by 0.6volts each  so 1.2v if using two.
> The other way is to Cascade an 8volt from a 5volt reg so that the middle
> of the 8 volt reg is at 5 volts then you should have 13volts.
> I am using a "clasic" Tait programmer for the 16f877 and using Nigle
> Goodwins WPICPROG877
> http://www.ipilsley.co.uk/software/
> Its built on veroboard    I find that its good but the picprog seems
> to set code protect so have to just uncheck it before burning.
> My other "HOT TIP" or really silly mistake I made while using the 877 was
> assuming it was ok not to set ADCON1 ,I hear the experts laugth but you
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