Microsquirt Features for 1 Cylinder Turbo Engine

This forum is for discussion of MicroSquirt (TM) from Bowling and Grippo. The MicroSquirt information site is at www.usEasyDocs.com
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Read the manual to see if your question is answered there before posting. If you have questions about MS1/Extra or MS2/Extra or other non-B&G code configuration or tuning, please post them at http://www.msextra.com The full forum rules are here: Forum Rules, be sure to read them all regularly.
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Turbodier
MegaSquirt Newbie
Posts: 3
Joined: Thu Nov 12, 2015 2:04 pm

Microsquirt Features for 1 Cylinder Turbo Engine

Post by Turbodier »

Hi everyone!

Thank you in advance for reading my post and for helping me with my questions about this ECU! :D

Currently I am mounting a Turbocharger in my Scooter (IHI RHB31 + 250cc Engine), and I am looking for an ECU to calibrate the engine. Previously I have worked with other ECU's like Motec M400 or the Bosch MS4 Turbo, Bosch Me17...but for this private project I need a better price/quality solution....

I have researched about the features that the Microsquirt offer´s, but I still have questions. The features that I would like to have in order to control the engine are this one:

-Lambda (Wideband Sensor) Control
-Boost Control (PWM)
-Knock Control
-Logging capability

Otherwise, I have a 24-2 tooth crankwheel sensor, without a cam sensor.
3.bmp
3.bmp (146.3 KiB) Viewed 711 times
Can the ECU use the map sensor to syncronize the engine, or is the ECU using the crank signal (revolution time) for this?
crank-IMAP.bmp
crank-IMAP.bmp (146.3 KiB) Viewed 711 times
I have heard that there are some firmwares that allow to use the previously written features at the same time, but I am really new in the MS world and I don't know exactly where to search...

Please, could someone give me some advice? It would be great if you could post some links with information about the wiring for this features and how to upgrade the firmware.

In exchange, I will post my project if I decide to buy the MS micro! :D So, try to convince me! :yeah!:

Thank's in advance!
Matt Cramer
Super Squirter
Posts: 910
Joined: Sat Jul 03, 2004 11:35 am

Re: Microsquirt Features for 1 Cylinder Turbo Engine

Post by Matt Cramer »

Conceptually, the MicroSquirt will be more like the Motec than the Bosch Motorsports system.

Logging is done through a laptop.

Several of the features you asked about - boost control and using MAP sampling to determine engine phase - require MS2/Extra firmware. This has its own support forum at MSExtra.com.
Matt Cramer at DIY Autotune
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