Apptech wrote:
> Be aware that tapping a piezo speaker that is directly 
> attached to a pin can generate enough voltage to make the 
> PIC play Connect none thereafter. For extra points you can 
> protect it from being touched but have it squeezed or hit by 
> dropping/knocking :-)

Piezo speakers can generate a voltage? :-O

So what do I do, stick a diode in series with it?

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