VSS and freq converter circuit

[Andris Skulte]

> You could try 8 pin PIC micro,  5 volt regulator with capacitor,
> resistor on input pin, the VSS buffer should accept 5 volt logic.
> total part cost with rad shack board should be under $5.00.
> with 2 wires to rs232 port you could calibrate speedo.
> alex

Is this the same thing as the $35 PBASIC PS1-IC stamp my advisor was
telling me about? It seems ideal to me... What is the $5 chip you
mentioned, and how do I go about buying it, programming it, etc... I'm
just another ME trying some electrical stuff! :)

Andris