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Oleksii Mamontov

Offer Oleksii work on your next project.

Ukraine Kharkiv, Ukraine
currently online
Available for hire available for hire
9 Safes completed
10 months 26 days back
6 clients
age 50 years
on the service 4 years

Rating

Successful projects
100%
Average rating
10 out of 10
Rating
847
Embedded Systems & Microcontrollers
6 place out of 195
C & C++
20 place out of 1370
6 projects
Embedded Systems & Microcontrollers
3 projects
C & C++
2 projects
Engineering
1 project
Mechanical Engineering & Instrument Making

Skills and abilities

Programming

Portfolio


  • 24 USD

    USBCANFD_2 adapter with galvanic isolation for CANFD

    Embedded Systems & Microcontrollers
    The adapter with galvanic isolation connects the computer via USB to a standard CAN 2.0 or CAN FD bus with data rates of 2, 5, and 8 Mbps.
  • 21 USD

    CAN FD bridge

    Device for regulation, filtering, and merging traffic on the CAN bus. Can operate simultaneously with three CAN (FD) buses) 12 or 24V Power supply from 6 to 24V Additional interfaces RS422, USB, LIN
  • 18 USD

    Manufacturing CAN modules for controlling 2 DC motors up to 24V

    Embedded Systems & Microcontrollers
    CAN module with opto-isolation, designed to control 2 DC motors with a supply voltage from 6 to 24V, with a current up to 3.5A each.
    Also, the board allows connection of four limit switches (for closing).
    Enables simultaneous control of 2 motors - rotation in different directions, rotation speed, and quick stop.
    It is also possible to connect motors with limit switches to organize movement scenarios.
    All settings are done via the CAN bus.
  • 18 USD

    CAN module for controlling 2 DC motors, inputs for

    CAN module for controlling 2 DC motors, inputs for limit switches
  • 40 USD

    Module CAN (FD), RS422, sensors IIM42652, LIS3M, BMP280.

    Embedded Systems & Microcontrollers
    The module is built on the STM32G431 (Cortex M4), operating via the CAN (FD) bus, integrating RS422, USART, SPI, and I2C interfaces, as well as sensors for accelerometer, gyroscope, magnetometer, and pressure. It is designed to consolidate all data and send it to the CAN bus. Power supply ranges from +6 to +30 V.
  • Flashlight control module

    Embedded Systems & Microcontrollers
    Flashlight control module with various functions, ultra-low consumption stm32l0
  • CAN module for DC motor control

    Embedded Systems & Microcontrollers
    The module is designed to control the direction of rotation and speed of the engine via the CAN bus (CANopen)..
    Voltage supply from 6 to 24 volts with current up to 3 A
  • 45 USD

    Board with 8 dimmers, CAN control

    Embedded Systems & Microcontrollers
    The board is designed to control the brightness of LED strips (8 pcs) and not only, the brightness is controlled via CAN.
    With one frame on the bus, you can change the brightness on 8 channels simultaneously.
  • 45 USD

    TFT module to display the info coming through the CAN band.

    Embedded Systems & Microcontrollers
    TFT module based on STM32 for real-time information displaying coming through the CAN band from different devices and organizing the menu for setting and managing equipment and other devices.
  • 45 USD

    Module of terminals, thermocouples and control devices for 220 V

    Embedded Systems & Microcontrollers
    The module is intended for connection to the CAN bus using the SanOpen protocol, outputs data from terminals, monitoring thermocouples up to 1000 degrees, controlling actuators with pneumatic valves, contactors, etc. on 220V
    If you need such or similar, contact us.))
  • 23 USD

    Can input module with the ability to connect sensors.

    Embedded Systems & Microcontrollers
    Can input module with galvonic isolation, for conventional limit switches, and it is also possible to connect sensors that require power (for example, various sensors from Arduino, etc.)
  • 18 USD

    USB_CAN adapter with isolation isolation.

    Embedded Systems & Microcontrollers
    An adapter for connecting a computer (minicomputer on Linux) via USB to the CAN bus for the purpose of studying and controlling actuators on this bus.
  • CAN module 8 relays for controlling 12 volt consumers.

    Embedded Systems & Microcontrollers
    Can module 8 relays at 12V, controlled via CANOpen DS401 protocol
  • Control of the CAN tyres - relay, pneumon valves, etc.

    Embedded Systems & Microcontrollers
    Control of the CAN (CanonOpen Protocol) by 12 devices (pushers, pneumoclopans, etc.)
    With 220V discharge tracking at the entrance.
  • Management of Equipment

    Embedded Systems & Microcontrollers
    Management by Automatic

Reviews and compliments on completed projects 9

10 July 2025 320 USD
CAN-BUS filter STM32G431

Quality
Professionalism
Cost
Contactability
Deadlines

The project was completed on time, this is the first, but not even the main thing, I searched for a long time for a person who would do the project on different hardware (different people promised to do everything and disappeared after trying), but Alexey offered me a more optimized option with development prospects, as it turned out he was right 100%, overall he is a person who knows exactly what he is doing, without fluff and "it won't work, I am not familiar with that". Ten out of ten stars.

8 March 2025 23 USD
Firmware fix consultation

Quality
Professionalism
Cost
Contactability
Deadlines

The problem is solved, everything is great! Thank you, Oleksiy!

2 December 2024 79 USD
Development of a power polarity change control channel via CAN bus

Quality
Professionalism
Cost
Contactability
Deadlines

Olexiy is a high-level specialist - communication, project implementation, and the technical side of the work deserve the highest praise. We received a high-level development.

We are closing this project and opening a new one. We continue the collaboration.

25 October 2024 68 USD
Improvement of the flashlight on the MK

Quality
Professionalism
Cost
Contactability
Deadlines

Olexiy completed the complex project efficiently and on time. Thank you!

3 October 2024 11 USD
CanOpen Consultation

Quality
Professionalism
Cost
Contactability
Deadlines

Explained every detail. Very satisfied with the collaboration.

16 July 2024 11 USD
Control of solenoid valves - consultation

Quality
Professionalism
Cost
Contactability
Deadlines

Thank you for the professional consultation

16 July 2024 68 USD
Flashlight on a microcontroller

Quality
Professionalism
Cost
Contactability
Deadlines

Oleksiy implemented the project extremely professionally and qualitatively! Thank you very much for the great work and I hope for further cooperation!

3 April 2024 68 USD
Configurate the data exchange between Jetson Nano and another device by can

Quality
Professionalism
Cost
Contactability
Deadlines

Top specialist. I recommend for cooperation. Did everything with knowledge, did more than expected.

23 February 2024 11 USD
Consulting for Linux

Quality
Professionalism
Cost
Contactability
Deadlines

Thank you for the help in setting.

Activity

  Latest proposals 10
Stm32 + can + rs485 + hx711 Personal project
45 USD
Development of a printed circuit board: STM32 + CH32V003 (RS485, CAN, HX711) Personal project
34 USD
Remote Start Personal project
Ford Escape
110 USD
LED matrix Personal project
I need a developer on Unreal Engine 5 to create a game in the genre of GTA RP. Personal project
451 USD
LED Personal project
Software for USB-C PD battery charger Personal project
100 USD
Voice control Personal project
CAN-BUS filter STM32G431
320 USD