Mark Langezaal wrote:
>
> Hello,
>
> I am building a project using the 16C84 and want to be able to use 'in circuit
>  programming' with pins PB6 and PB7.
> Is it still possible then to use PB6 and PB7 as I/O pins?
>
> Thanks,
>
> Mark Langezaal
> mlangezaal@klm.nl

Yes. Just don't put decoupling caps on them - the programming pulses
are shorted to ground in that case.

--
Friendly Regards

Tjaart van der Walt
mailto:tjaart@wasp.co.za
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