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Last post

Frankenso pcb lcd display

Last post by AndreyB « Sat Apr 24, 2021 1:03 pm
Replies: 3
by jaguarman » Fri Apr 23, 2021 11:24 am

The Frankenso pcb the lcd display is not working, That is to say there two lines of white square blocks
If you look at the data pins on the display...

3 Replies

3825 Views

Last post by AndreyB
Sat Apr 24, 2021 1:03 pm
Debugging MicroRusEFI, can't connect openocd

Last post by AndreyB « Wed Apr 21, 2021 10:04 pm
Replies: 13
by evarady » Tue Apr 20, 2021 11:14 pm

I've been tasked with connecting a debugger to the MicroRusEFI that my team has purchased to step through the firmware. I'm able to flash the...

13 Replies

10784 Views

Last post by AndreyB
Wed Apr 21, 2021 10:04 pm
STAG AFR - another cheap WBO2 controler

Last post by JRD McLAREN « Fri Mar 26, 2021 10:40 pm
Replies: 3
by JRD McLAREN » Thu Mar 25, 2021 6:53 pm

I have STAG AFR module on my board .. (not in car yet)
It is wbo2 controller for Bosch LSU4.9 sensors
Has serial output, two analog 0-1V for...

3 Replies

4671 Views

Last post by JRD McLAREN
Fri Mar 26, 2021 10:40 pm
Dual Channel wbO2, no ASIC

Last post by Joey120373 « Mon Mar 15, 2021 9:49 pm
Replies: 17
by SHOf429 » Fri Jan 22, 2021 12:49 am

New thread for discussion on the development of a dual channel wbO2 controller. Original thread:

17 Replies

34313 Views

Last post by Joey120373
Mon Mar 15, 2021 9:49 pm
PNP ECU for Vw/Audi ME7 #51

Last post by deaner « Sat Feb 13, 2021 6:46 am
Replies: 152
by 960 » Mon Feb 25, 2019 7:43 am
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Time to introduce the project.

It's a PNP Ecu made for all ME 7.1 and ME 7.5 cars.

It has:

2x TLE7209 H-bridge drivers for E-Throttle
2x CJ125 LSU...
152 Replies

210039 Views

Last post by deaner
Sat Feb 13, 2021 6:46 am
Announcement: Interactive Pinouts

Last post by dbh97 « Thu Feb 11, 2021 11:32 pm

by dbh97 » Thu Feb 11, 2021 11:32 pm

Interactive pinouts for some boards can now be found at
Click on pins to see details of that pin, plus other pins of the same type will be...

0 Replies

8978 Views

Last post by dbh97
Thu Feb 11, 2021 11:32 pm
48 pin 174917 ECU connector board

Last post by mx5 « Wed Jan 27, 2021 8:35 pm
Replies: 7
by AndreyB » Thu Jan 16, 2020 7:55 am

A smaller sibling of

This is the connector used on original Mazda Miata of the first generation.

7 Replies

11014 Views

Last post by mx5
Wed Jan 27, 2021 8:35 pm
Hellen ECU :: preview and rumours

Last post by deaner « Tue Jan 12, 2021 9:55 pm
Replies: 15
by andreika » Mon Mar 23, 2020 4:51 pm

It is rumoured that a new interesting rusEFI ECU is coming...

hellen-v.1-pre-assembled-board.jpg

hellen-out-v.1-pre-assembled-board.JPG...

15 Replies

41236 Views

Last post by deaner
Tue Jan 12, 2021 9:55 pm
[info] Wiring tricks & hints

Last post by mk e « Mon Jan 11, 2021 3:39 am
Replies: 4
by AndreyB » Sun Jan 10, 2021 3:19 pm

Cross linked polyethylene insulation recommended for most wires.

M27500-22SB2T23 is great for CAN/knock/VR

We have specific URLs at

4 Replies

4707 Views

Last post by mk e
Mon Jan 11, 2021 3:39 am
NCV1124 VR interface

Last post by AndreyB « Sun Jan 10, 2021 1:19 am
Replies: 17
by AndreyB » Sun Feb 28, 2016 6:21 am

The NCV1124 is a monolithic integrated circuit designed primarily to condition signals from sensors used to monitor rotating parts. The NCV1124 is a...

17 Replies

28057 Views

Last post by AndreyB
Sun Jan 10, 2021 1:19 am
Getting the order Right

Last post by Gepro « Thu Jan 07, 2021 8:01 pm
Replies: 8
by Krakert » Sat Jan 02, 2021 5:55 pm

Hi everybody!

Me and my dad want to upgrade a Honda VFR750V from 1988 with some modern tech.
That's why we have chosen to go with a Micro RusEFI....

8 Replies

11382 Views

Last post by Gepro
Thu Jan 07, 2021 8:01 pm
Ford 60 pin EEC-IV connector breakout board

Last post by AndreyB « Tue Jan 05, 2021 4:45 pm
Replies: 52
by AndreyB » Wed Mar 25, 2020 2:28 am
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We have a draft

Drew is looking to rusEfi a Mustang V8. I've asked Drew to grab a couple of used ford eec iv ECUs and extract the connector for us...
52 Replies

106649 Views

Last post by AndreyB
Tue Jan 05, 2021 4:45 pm
Proteus Plug and Play board for Miata/MX5 NB2 (72 pins)

Last post by AndreyB « Sat Jan 02, 2021 12:05 am
Replies: 8
by Crazy Striker » Sun Apr 12, 2020 10:00 pm

Hi folks !
I'm here to present you my first creation (at least the first one I developped from scratch) which is a 72 pins PnP adapter for the...

8 Replies

14801 Views

Last post by AndreyB
Sat Jan 02, 2021 12:05 am
Hina, Lowcost ECU

Last post by Gepro « Sun Dec 27, 2020 11:04 am
Replies: 6
by Gepro » Sun Dec 27, 2020 2:03 am

Hello,

I am actually working on a lowcost ECU, it isn't waterproof, it doesn't offer E-throttle, it hasn't got a lot of protections, and it doesn't...

6 Replies

10159 Views

Last post by Gepro
Sun Dec 27, 2020 11:04 am
Full JLC PCB

Last post by Gepro « Sat Dec 26, 2020 10:15 pm
Replies: 40
by Gepro » Sun Nov 08, 2020 10:21 pm
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Hello,

I am really impressed by the Rus EFI project, and I am curious about creating a PCB.

I don't know a lot about electronic, and PCBs, but I am...
40 Replies

57297 Views

Last post by Gepro
Sat Dec 26, 2020 10:15 pm
[help needed] Proteus 0.3a knock sensor.

Last post by mck1117 « Tue Dec 15, 2020 4:02 am
Replies: 1
by Dudek » Sun Dec 13, 2020 8:27 pm

Hi,

I have a proteus v0.3a with knock sensor issue. Is anybody who can help me with repairing it?

On the photo below I have seen some repair. I...

1 Replies

2651 Views

Last post by mck1117
Tue Dec 15, 2020 4:02 am
[help needed] frankenso ->stm32f4 overcurrent?

Last post by Simon@FutureProof « Sun Dec 13, 2020 9:37 pm
Replies: 23
by jon_weisz » Mon May 23, 2016 4:33 am

Hello,reen
When I plug in my frankenso board to nothing but my 12v power supply, I get an overcurrent (LED8) light on the stm32f4, and it doesn't...

23 Replies

32977 Views

Last post by Simon@FutureProof
Sun Dec 13, 2020 9:37 pm
Chinese injectors for M73

Last post by mk e « Wed Dec 09, 2020 4:24 pm
Replies: 3
by Lambo97 » Wed Dec 09, 2020 3:59 am

The M73N I'm using has vacuum assisted injectors. The only injector in the world I have ever seen with a vacuum hose hanging off the side....

3 Replies

4868 Views

Last post by mk e
Wed Dec 09, 2020 4:24 pm
Main relay output

Last post by Simon@FutureProof « Sat Dec 05, 2020 6:47 pm
Replies: 12
by Andreas_28023 » Mon Nov 30, 2020 6:16 pm

Hello

I tryed to power the microRUSEFI with 12 V on pin5. I did not get the main relay output to work. I might have connected pin 29 wrong and sent...

12 Replies

13008 Views

Last post by Simon@FutureProof
Sat Dec 05, 2020 6:47 pm
One more time MAX99xx 85ms watchdog

Last post by Gepro « Sat Dec 05, 2020 4:26 am
Replies: 3
by AndreyB » Sat Dec 05, 2020 3:07 am

Which exact triggers are affected / not affected? Which of affected vehicles are only single channel VR?

3xVR Honda distributor is the worst for us,...

3 Replies

3906 Views

Last post by Gepro
Sat Dec 05, 2020 4:26 am
Trying to identify and source a Bosch VR sensor connector

Last post by marc426 « Thu Dec 03, 2020 10:10 am
Replies: 10
by marc426 » Wed Nov 11, 2020 3:05 pm

Hi all,

I have a Bosch VR Sensor that should work a treat for my BMW M10 EFI conversion.

I'm having a hard time identifying the connector... It's...

10 Replies

10203 Views

Last post by marc426
Thu Dec 03, 2020 10:10 am
[README] MREAdapter48 pnp Miata MX5 NA

Last post by AndreyB « Mon Nov 30, 2020 4:23 am
Replies: 39
by AndreyB » Thu Mar 26, 2020 5:22 am
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A 48 pin P&P board for early Miatas.

NA6 on eBay
Early NA8 on eBay

Schematics is available at
39 Replies

67227 Views

Last post by AndreyB
Mon Nov 30, 2020 4:23 am
EFI for small engines

Last post by AndreyB « Sat Nov 28, 2020 2:59 pm
Replies: 118
by jbiplane » Sat Aug 17, 2019 6:14 pm
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This 2 pictures are from Speeduino forum
The first picture CIMG0931.JPG
shows typical Chinese kits started from 250 USD. Cheap, but very...
118 Replies

209658 Views

Last post by AndreyB
Sat Nov 28, 2020 2:59 pm
Swapping over to RUSefi, 5v tolerance?

Last post by Gepro « Fri Nov 20, 2020 7:18 pm
Replies: 8
by Joey120373 » Thu Nov 19, 2020 11:40 pm

I have a board build as a piggy back controller for my ATV.
1000cc 80 degree Vtwin .

The board is a 2 piece design, where the analog signals, 2...

8 Replies

11420 Views

Last post by Gepro
Fri Nov 20, 2020 7:18 pm
external ADC

Last post by mk e « Mon Nov 09, 2020 3:19 pm
Replies: 30
by AndreyB » Sun Jan 25, 2015 3:57 pm
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In case we stay with not-5v chips, or in case if we decide to use something without a build-in ADC, what's our dream external ADC?

* 5v analog...
30 Replies

43103 Views

Last post by mk e
Mon Nov 09, 2020 3:19 pm

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