I will develop robust esp32 firmware for can bus, control systems, and displays

United Kingdom

I speak English

1 order completed

Smart PCB layouts for IoT builders

Hi, I'm Tess, an Electronics and PCB Design Engineer specializing in ESP32, Arduino, and IoT hardware development. I create professional schematics, optimized PCB layouts, and manufacturing-ready Gerb...
About this Gig

Your hardware isnt failing because of parts its failing because the firmware wasnt designed with real-world conditions in mind.


I develop robust ESP32 firmware for control systems where reliability actually matters: CAN bus communication (native or MCP2515), sensors, PWM-driven loads, heaters, fans, LEDs, and touchscreen or OLED displays. This is for products that live in noisy, power-limited, automotive or industrial environments not hobby projects.


I dont rush straight into code. I help lock down architecture first, clarify communication paths, and make sure firmware decisions match the hardware. Thats how you avoid random resets, timing issues, and it works on the bench failures.


What I can help with:

* ESP32 / ESP32-S3 firmware

* CAN bus, OBD2, MCP2515

* Multi-board communication

* Sensors, current, temperature, level

* PWM control and safety logic

* Display and touchscreen behavior


If you want firmware that survives real use not just a demo send a message and lets do this right.

Platform:

ESP32

Sensors:

Temperature

Humidity

Accelerometer

Ultrasonic

Microphone

Expertise:

Firmware development

Debugging

Microcontrollers

IoT

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