[Diy_efi] GM ESC for knock detection

Alexis PAVLOV alexis.pavlov at st.com
Tue Mar 30 08:59:20 GMT 2004


Hi John,

Did you look at the knock detection circuit of the MS-AVR project ?
http://www.squirrelpf.com/msavr/


Alexei


John Nevius wrote:
> 
> All,
> 
> Sorry if this is a repeat, I'm a new (re-)subscriber.  I'm thinking of
> adding a GM ESC and piezo to my BMW M10 engine.  I'm controlling fuel and
> spark with a MegaSquirt (+ Ford EDIS) and would appreciate any feedback
> anyone has on the GM bits with a non-GM engine.
> 
> I was planning on using four levels of spark retard (depending on how many
> knock events are detected), does anyone have experiences to share that would
> indicate more (or fewer) control levels?
> 
> Thanks!
> 
> John N
> 
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