[Diy_efi] Ignition Hardware Driver Stage

[Bevan Weiss]

The place to check for such chips would be on semiconductors.  They took
over from motorola in manufacturing most of the discrete parts that used to
be in motorola's inventory.
The url is http://www.onsemi.com

----- Original Message -----
From: <maier_markus at t-online.de>
To: <diy_efi at diy-efi.org>
Sent: Monday, July 22, 2002 11:19 PM
Subject: [Diy_efi] Ignition Hardware Driver Stage


> Hi,
>
> I'm new to this page and wondered, if somebody can help me out with a
> hardware topic.
>
> Question:
> does somebody have a circuit diagram, that enables me to drive the
> ignition coils directly from processor pin level? I already found the
> schematics for efi output stage, but it's based on the MC3334, that
> doesn't seem to be available any longer. And any other output stages
> (as of ST Micro for example) don't seem to be available in little
> quantities.
> So I'm interested in the circuit and the sources where to get the
> parts.
>
> Thanks a lot.
> Markus
>
>
> Background:
> I'm currently building my own engine control ECU based on an Infineon
> TriCore Evaluation board. The first step here is to get the ignition
> system up and running. If that works, injection might be next (may be
> when I'm retired in thirty years or so ;-)
> For coding the software, I'm using ASCET-Sd and its automatic code
> generation mechanism plus the ERCOSek real-time operating system. For
> more information on them, please see www.etas.de
> I'm quite ok with SW development but am quite dump when it comes to
> hardware development.
>
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> http://www.diy-efi.org/mailman/listinfo/diy_efi
>

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