Megasquirt engine management systems triggerwheels. It is based on the microsquirt but is designed especially for users wanting to add custom connectors andor expansion boards. Megasquirt1 offers a cost effective entry level to the aftermarket ecu market. The additional io lines are communicated over a can controller area network which allows communication between the gpio and megasquirtii. The general purpose inputoutput gpio board is an expansion board for megasquirtii and related controllers. This manual contains a quickstart guide, installation, tuning and feature background information. Megasquirt electronic fuel injection computer by bowling. This project is based on the original open source megasquirtavr, which became the closed source commercial product known as vems. It will graph any field in your megasquirt1, 2, 3, msnsextra. Follow the bom values for the current component specifications and use these over the values listed on the following schematics. Assembly guide for megasquirt main board version v3. This controller is jampacked with features found on aftermarket engine controllers costing 10x as much, yet is easy to use and configure. A simple guide on how to install and setup tunerstudio, the tuning software for megasquirt, for the first time.
Starting in july 2005, the v3 pcb was made available to use some of the advanced features of the megasquirtii. Megasquirt v3 main board megasquirtr faq main page. The ms330k kit includes everything you will need to build your megasquirt3. These components are installed on the silkscreen side of the pcb, and in most case it will be easiest to solder them from the other side of the board. Compared to megasquirti, this ecu offers 100 times the injector pulse width precision, a faster processor, and more precise timing control. Jimstim the megasquirt stim with a wheel simulator.
Megasquirt is the premier doityourself efi controller. Be sure you load it with the mspnp2 version of the firmware. All these similar sounding version numbers make it confusing. Tunerstudio must be used for all ms2extra revisions greater than 3. It provides a number up to 25 of additional inputs and outputs for megasquirtii. The new v3 megasquirt board is much more resistant to wiring errors and component. There is a full copy of the original website in the downloads section. The cpus programmed with this new firmware version are identified by a sticker which indicates the version number currently v2.
The latest version for windows, linux, and macintosh can be found at. Stepper motor or pwm solenoid based idle air control was a basic feature from the start, as well as directly attached ps2 keyboard and lcd interface. Ts tuning software and megalogviewer, if you wish to view graphically datalogs of your microsquirt controllers output channels. Megasquirt first evolved from a do it yourself project to low cost alternative, to now with ms3 matching or. Megalogviewer is the software application used to view datalogs. Install the usbserial adapter driver software and hardware, supply power and ground to your microsquirt controller, and open tunerstudio ms. The v3 main board is a printed circuit board pcb for diy assembly and use with. Megatune is an easy to use windows, gui based tuningsoftware released under gnu general public licence, by no accident the same is used by megasquirt. Megasquirt input a monday, december 30, 2002 2 6 title size document number rev date. Tunerstudio ms brings all the features of tunerstudio to all megasquirt users. Migrate onpremises hadoop to azure databricks with zero downtime during migration and zero data loss, even when data is. Megasquirt downloads firmware and software megasquirt efi.
As a result, five additional connections are made at the db37 connector. Firmware updates are provided free of charge to megasquirt customers, see the megasquirt licenses summary sheet. In basic form it is capable of running both fuel and ignition. Megasquirt install on mk1 mr2 page 3 mr2 owners club forum. Electrically, the soldering works fine from either side, but as you get more components on the. The megasquirt dashboard, tuning and log viewer application for android. Megasquirt first evolved from a do it yourself project to low cost alternative, to now with ms3 matching or exceeding the feature set of the best high end fuel injection controllers.
Want to putt a 2 step on my megasquirt v3 board 2 chip. The new megasquirt version 3 v3 board incorporates a host of new features and improvements over the previous v1. For example, irfz44 a specific component the injector driver fets. Pwm idle control with the oe bosch valve from the m103 identical to the volvo valve. Currently the only software fully supporting all versions of megasquirt 1, megasquirt 2 and megasquirt 3, tunerstudio will simplify your megasquirt experience. Megasquirt schematics are ed and are provided for existing customers to repair or modify their ecus. The megasquirt thread ive had a fair few people ask me questions about megasquirt ecu, so i thought id share some of my knowledge and experience.
The most obvious feature is the extra db15 connector next to the db9 serial port. Updated 32816 latest tuningutility software revisions tunerstudioms is the software application that is used to tune your megasquirt efi controller. The v3 system is capable of controlling two external ignition drivers or an edis ignition module. Sheet of ad21 ad31 ad41 ad01 vref mat ad11 clt tps coil v12 vref o2 ad51 irq1 vcc c4 0. Install and set up tunerstudio for megasquirt youtube. Sep, 2012 megasquirt 2 firmware download without the boot jumper you just only need to use the boot jumper on the first time you download the firmware into the processor, after that, using a megasquirt. Most schematics are provided in the hardware manual for your product.
Please note that a few component values may have been tweaked especially in the vr input circuit, but possibly others as well. The following are additional ones that are not available within those pdfs. Also running the oe vvt, oe intake switch over valve, electric fans, and the spark cut for the automatic trans. Congratulations on the purchase of your v3 microsquirt efi controller. For megasquirt 3 ms3, ms3x, ms3pro, mspnppro, ms3gold ecus and plugnplay ecus based on the ms3promodule. Efi analytics graphical dashboard and logging solutions for android. If you want to directly drive ignition coils we stock a range of suitable ignition drivers. Understand the schmatic, better yet i dont know how. This pages uses frames, but your browser does not support them. Not functionally, but politically, code quality, and hardware design. Because of the added stepper iac, ignition control, and pwm idle capabilities of the megasquirt ii, the v3. The v3 microsquirt efi controller is a fullyassembled surface mount technology smt version of the megasquirt fuel injection controller. This is the latest top of the range megasquirt ecu the megasquirt 3 ms3.
As expected megasquirt1 lacks many of the features of the newer ecus. For direct coil control nonedis the megasquirt1 v3. Wire up the canh canl internal jumpers according to the instructions in the megasquirt manual. The megasquirt3 is a drop in daughter card that greatly expands the megasquirts functionality. The megasquirt microsquirt is a community supported project aimed at the experienced installer and knowledgeable enthusiast. For megasquirt3 ms3, ms3x, ms3pro, mspnppro, ms3gold ecus and plugnplay ecus based on the ms3promodule. Does not apply to other megasquirt products or other firmware. Download tunerstudioms for tuning and megalogviewer for datalog analysis from efi analytics website. Microsquirt module hardware microsquirt module controller is a smt version of the megasquirtii and v3 main board versions of the megasquirt fuel injection controller. You can purchase a microsquirt efi controller where megasquirt products are sold click here for a list of approved vendors. Tunerstudioms is the software application that is used to tune your.
If connected per the guide, you can connections will be on the following port on the db37 can high db37 pin 3 spr1 can low db37 pin 4 spr2. The megasquirtmicrosquirt is a community supported project aimed at the experienced installer and knowledgeable enthusiast. Apply power to your v3 microsquirt controller with a relay and a good ground on the vehicle or on the bench if you are testing. Megatune is an easy to use windows, gui based tuning software released under gnu general public licence, by no accident the same is used by megasquirt. If you do not see this screen, your tuning software is installed in a nonstandard location. Starting in july 2005, the v3 pcb was made available to use some of the advanced features of the megasquirt ii. Msdroid android tuning for megasquirt 38 photos software.
As a result, while you should verify that you have received all you ordered, it is not necessary to identify each item by color, markings, etc. Running the toyota 2az coils with the mosfet driver setup. Megasquirt 2 is a standalone engine management controller. This firmware works with all jimstim board versions. Last night, though, i decided to go a different route. Loading the ms2extra version for a megasquirt 2 v3. The tuning software has been designed to work with any of the. However, it has a few interesting features added to it to make it easier to configure for extra inputs and outputs. With additional options it turns into a very powerful engine performance modifier.
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