Benjamin Petersen wrote:
>
> I'll be damned, i know it.
>
> But :
>
> What is ESD and EOS.

ESD : Electro static discards

EOS ?

>
> What does it do.

Sit and wait.

>
> Is it bad ?.... Sorry <G>, why is it bad ?

It's bad.

It's bad because it used to make dirty little holes into the traces
etched
into the silicon by microchip or any other manufacturer ...

>
> Where does it exist ?

everywhere.

>
> How to prevent it ?

It hates ground, so you can force it to vanish by grounding everything.

>
> Is this a new knowledge ?

IMHO No.

>
> Why am I OT ?

Becaus you didn't told us about how it is related to your current PIC
Project.

>
> Regards
> Benjamin Petersen

Kind regards,

        Stefan Sczekalla-Waldschmidt
        ssw@oikossw.de