[Supras] Update on MegaSquirt

Wed Dec 6 21:11:20 CST 2006

Don't worry, he's not quite cussing at you, maybe if he had said SUSE or
something... ;)  He's just being a computer/EMS geek.

Sean, thanks for the update.  Keep 'em coming!  I want to build a megasquirt
so bad it's silly.

M@

On 12/6/06, htekwo at aol.com <htekwo at aol.com> wrote:
>
> I hear you, but what you describe is exactly what I was talking about.  I
> have enough hobbies, I personally do not want to become a computer/EMS
> geek.  For those that get off on this kind of thing, the MS is probably
> right up their alley.  For those who just want a fast car with reasonable
> knowledge of EMSs and wrenching, an EMS that is already setup is the
> ticket.  I envy those who truely understand the inner workings of the 'black
> box'.   I'm not that advanced and I suspect others are not either.  If you
> get one 90% for a MKIII, I think others will buy it, but I'm not sure it's
> there compared to other EMSs on the market today.  I have always found MKIII
> owners to be very budget minded, so the cost of the MS is probably more in
> line with their priorities and I hope you can make it something special for
> that community.  Again, I don't sell TEC3; I only offered it as an option
> for those who hook it up and go.
>
> PS.  BSD what? and SCO controlled?????  Are you cussing at me?.......lol
>
> Eric H.
>
>
> -----Original Message-----
> From: millenia2000 at hotmail.com
> To: htekwo at aol.com; admin at supras-ireland.net; supras at supras.com
> Sent: Wed, 6 Dec 2006 8:41 AM
> Subject: RE: [Supras] Update on MegaSquirt
>
>
> its not modifying because of shortcomings. the unit was entirely built
> from scratch as open source meaning that anybody can add onto the product to
> further its features. the TEC3 is all done by the manufacturer only. if you
> wanted to edit its code to add a feature it doesn't have, you would have to
> contact them to do it and there's no guarantee they would even pay any
> attention to the request. the MS you could just do it yourself and post it
> up for others to see and pass it to the top developers to incorporate into
> the main firmware. That's how my friend got into it. The MS used to not be
> able to handle rotary engines. so he wrote the code to let it. Now he's one
> of the main developers of the code.
>
> The MS has been available since 2001 and has gone thru 3 board revisions
> and 2 controller chip to further enhance its capabilities and resolution.
> The main benefit is the fact that everything is open so you can fix any and
> all problems yourself and even upgrade to newer features for very little
> money. If the TEC4 came out and had more features that you wanted, you would
> have to shell out another $2500 to get it whereas the MS you would only
> really need to replace the controller chip and that's less than $100.
>
> its $190 ($329 pre-assembled) for the V3 board with the MS1 chip (enough
> to get the car running with fuel control only), $52 for the MSnSpark
> daughterboard to add ignition control, and another $90 and you can upgrade
> to the MS2 chip which has much higher resolution and stepper motor control.
> There is already work on building a newer board that has WAY more I/O
> channels available including using CAN (Car area Network) to hook up other
> modules (controllers, sensors, actuators) as well as moving to an even
> better controller chip. Other people have built modules to control VVt-i and
> V-Tech, there are separate relay boards if you want to run all the wiring to
> there and protect the ECU from incorrect wiring problems as well as making
> running wiring inside dirt easy. there's LCD screens so you can read sensor
> readings or tuning info without a laptop.
>
> I highly recommend reading the FAQ at http://www.megasquirt.info/ as it
> has much better info. Most of the newer information is over on their forums
> at http://www.msefi.com
>
> People felt the same way about Linux when it first came out and look where
> it is now.(I still prefer BSD though, either way it isn't SCO controlled)
>
>
> -Sean
>
>
>
>
>
>
>
>
> To: millenia2000 at hotmail.com; admin at supras-ireland.net; supras at supras.com
> Subject: Re: [Supras] Update on MegaSquirt
> Date: Wed, 6 Dec 2006 07:58:13 -0500
> From: htekwo at aol.com
>
>
> Not being familiar with the Megasquirt software, I don't no it's exact
> capabilities.  However, it is a newer product on the market and by the fact
> that you and others are modifying it because of perceived shortcomings shows
> that it is probably not as fully functioned or as 'Bullet proof' as others
> on the market.  If cost is not a concern and proven compatability and
> reliability are important, you would be wise to select an EMS that doesn't
> require tinkering (unless that is what floats your boat).  The hobby side of
> car modifying is what it's about for me too, but I'm not a computer geek and
> I chose to buy a product that doesn't require me to have that specific
> knowledge.  BTW, the TEC3 is equally as customizable with tech support local
> to those in the US.  I don't sell TEC3s, just think that it is an over
> looked EMS in the import world.  It can be a final solution where as others
> are a stop gap measure (now lets talk about money!).
>
> Eric H.
>
>
> -----Original Message-----
> From: millenia2000 at hotmail.com
> To: htekwo at aol.com; admin at supras-ireland.net; supras at supras.com
> Sent: Tue, 5 Dec 2006 8:29 AM
> Subject: Re: [Supras] Update on MegaSquirt
>
>
> So i should spend $2500 for an electromotive instead of $400 for a MS that
> can
> do all the same features and is fully opensource for development of
> software as
> well as hardware? I bet i could shoot a bullet thru a TEC3 so that
> nomenclature
> doesnt count towards electronics. reliability wise, the MS is as reliable
> as any
> high dollar unit.
>
> -Sean
>
>
>
> > To: admin at supras-ireland.net; supras at supras.com> Date: Tue, 5 Dec 2006
> 08:25:36 -0500> From: htekwo at aol.com> Subject: Re: [Supras] Update on
> MegaSquirt> > Get an Electromotive TEC3. It does it all and is bullet
> proof! > >
> Eric H.> > > -----Original Message-----> From: admin at supras-ireland.net>
> To:
> supras at supras.com> Sent: Mon, 4 Dec 2006 1:29 PM> Subject: Re: [Supras]
> Update
> on MegaSquirt> > > Sean, > I have been looking at a Direct Coil Drive 6
> cylinder
> MSnS_Extra Setup that is > available here in the UK.> Just wondering if it
> can
> drive 2jz coils and what did you use fron cranksensor > i.e. optical setup
> or
> modified CPS. Im looking at putting it on a 7mgte>
> http://www.extraefi.co.uk/products.htm#wasted6>
> > Marty> > > ----- Original Message ----- > From: "Sean Cavanaugh"
> <millenia2000 at hotmail.com>> To: "Supras at supras.com" <supras at supras.com>>
> Sent:
> Monday, December 04, 2006 6:08 PM> Subject: [Supras] Update on MegaSquirt>
> > > >
> For those of you that seemed to have interest in this previously, I
> thought I >
> would have a little update. My MS module is still away being tuned but
> there's a
> > big reason its taken so long.> > > > The guy I have tuning it is the guy
> who
> is writing the software for the new > MS2/extra code. He's refining the
> code
> level up to where it should have been. > the original MS2 was written
> entirely
> in C and some of the code wasn't the best > it "just worked". My friend is
> going
> thru and redoing everything in assembly > which not only speeds up the
> code
> greatly, but he's fixing broken code and > raised the code resolution from
> 1
> uSec down to .01 uSec so as to have events > occur EXACTLY when they are
> supposed to (1 uSec had issues of minor wobbling in > the timing). Other
> features that were originally written as not possible are > being done.
> can
> track his development in the MS2/extra devel section at >
> http://www.msextra.com/viewforum.php?f=91.>
> > > > He's also currently working on a PnP MS module for the 2nd gen RX-7
> (FC S4
> > soon to add S5) and I am talking to him about helping develop a PnP for
> the >
> MKIII Supra also using mine as the setup car since he just moved up a few
> miles
> > from where i live. It would be for the N/A guys first and turbo later as
> i >
> switch parts over for it. The only real difference between the 2 is the
> coil >
> ignition setup (2 wires for N/A vs. 4 for turbo) as the AFM is replaced
> with a >
> MAP sensor on the MS module. It's also nice how the MS2(/extra) can even
> handle
> > the fast idle stepper motor.> > > > > > I still need to finish my
> write-up of
> what parts are needed to swap the > interior bulbs over to entirely LEDs
> as I
> have already done on my car (dome > lights were only ones i had to do any
> work
> to replace). I will do one for the > exterior bulbs too when i get the
> funds to
> get them > > > > > > -Sean> > '87 N/A Supra to be turbo EVENTUALLY> > '90
> RX-7
> N/A convertible 200HP "the original MegaSquirted rotary"> >
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