> Van: Andres j Ogayar <aos@ARQUIRED.ES>
> Aan: PICLIST@MITVMA.MIT.EDU
> Onderwerp: 16C54 in an 16F84 programmer
> Datum: vrijdag 19 juni 1998 14:46
>
>     Hi!
>
>     I am using a siple parallel port programmer for 16F84s, and it works
> very well. But recently, i have been offered some 16c54s for free.
> Unfortunatelly, the programming software/hardware combination doesn't
> understand them.
>
>     Has anyone a clue? Or better a simple programmer schema for both
> micros?

Yes, I have.  The 16x84 is EEPROM and does not draw any significant current
thru the MCLR -pin when programming.  The 16C54 is EPROM and _will_ draw
significant current when programming.  I think that the simple programmer
is not build to supply this current.

Greetz,
  Rudy Wieser


>     Thanks in advance,
>
>     Andres j. Ogayar
>     Malaga, Spain