Optimize Freescale MPC Firmware - Decompile for Modification
I’m working with a Freescale MPC micro-controller and only have the compiled HEX at hand. My first step is to get a clear, well-commented disassembly so I can u...
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Licensed Engineer Servo Control System Design
I’m ready to move from concept to production on a Panasonic AC servo-driven machine and need a licensed professional electrical engineer to own the entire contr...
Read moreCustom Project Collaboration with Marko
PCB design modifications I have an existing EasyEDA project. It’s an espresso machine control board. I would like to make few changes and would love to get a qu...
Read morePLC & HMI UF/RO Automation
I need a complete PLC application—logic and HMI—that will fully automate both the Ultrafiltration (UF) and Reverse Osmosis (RO) sections of a water-treatment sk...
Read more5 km 27 MHz Sensor Transmitter and receiver
I am putting together a long-range monitoring system that will stream temperature and pressure readings from a remote site back to a base station. The link must...
Read moreHome Energy Monitor 5-4000 W
I’m building a compact system for my house that can accurately track loads anywhere from a tiny 5 W device up to a 4 kW appliance. The core requirements are str...
Read moreESP32-CS6 IoT Sensor Integration
I’m building a small IoT device around the ESP32-CS6 and need hands-on help wiring in and driving a set of external sensors. Connectivity is already handled els...
Read moreRS422-to-LCD Control System
I need a complete, working solution that takes live RS-422 data and renders it—both text and graphics—on a 10-inch LCD. The scope covers everything from concept...
Read moreMixed-Signal Signal-Processing Circuit Design
I have a signal-processing task that calls for a mixed-signal approach: an analog front-end to condition the incoming signals and a microcontroller-based digita...
Read moreMTK Chip RF Module Development
I'm looking for an experienced programmer to develop RF modules based on MTK chips. The primary functionality required is signal reception, specifically for dig...
Read moreUrgent Omron-ABB Integration
I need a specialist who can quickly integrate an Omron PLC with an ABB variable-frequency drive to push a manufacturing line toward full process automation. The...
Read moreBlueprint Crafting System Mod
I want to expand my game through a mod that introduces a full-fledged crafting mechanic driven by blueprints and recipes. The idea is simple: players discover o...
Read moreNew-Tech Electric Toothbrush Design
I am taking the next generation of oral-care to market and need a complete concept and engineering package for an electric toothbrush built around genuinely new...
Read moreCompact ESP32-C6 IoT PCB
The objective of this project is to design Kicad general-purpose IoT controller based on the ESP32-C6-WROOM-1U. The board is intended for external environmental...
Read more65% Keyboard PCB
I’m putting together a custom 65% mechanical keyboard and need a complete PCB schematic that brings a premium feature-set together in one tight design. Core req...
Read moreCustom Goalpost Joystick Knob
I'm seeking a skilled designer and fabricator to create a custom joystick knob for an Xbox adaptive joystick. This project is for personal use, aimed at enhanci...
Read moreArduino shield PCB Design
Scope of work - Design two stackable Arduino UNO R4 shields - Board 1: isolated IO and power control using relays - Board 2: serial communications with RS232 ou...
Read moreEPLAN Greenhouse Control Schematics -- 3
I need an experienced EPLAN designer to prepare electrical drawings for two greenhouse control panels, based on the specifications below. General Requirements (...
Read moreEPLAN Greenhouse Control Schematics -- 2
I need an experienced EPLAN designer to prepare electrical drawings for two greenhouse control panels, based on the specifications below. General Requirements (...
Read morePCB Dock Design & C Firmware for Lichee Pi Zero 2nd (4G, GPS, RS485, Camera)
I am looking for an experienced Embedded Systems Engineer to design a Dock and develop C firmware for a tracking and monitoring system based on Lichee Pi Zero S...
Read moreIndustrial Fire Alarm Repair
My on-site fire alarm system in an industrial facility has stopped activating when triggered, so I need a specialist to diagnose the fault, carry out the necess...
Read moreReal-Time Index Calculator Prototype
Hobbyist/Inventor seeks an electronics engineer (or equivalent) to build a real-time index calculator that continuously displays a single value, based on three...
Read moreFM & IPTV Broadcast Systems Optimization
I need an engineer who can keep both our FM and IPTV services running at peak performance. On the radio side, your strength must be in frequency modulation: ali...
Read morePortable Filament Extruder Build -- 2
I want to put a compact filament-making machine on my workbench that turns either raw plastic granules (my first choice) or recycled PET bottles into consistent...
Read moreInteractive Arcade Game Platform Design -- 2
1. Project Overview The purpose of this project is to design and prototype an interactive gaming platform that integrates a monitor, infrared sensors, audio amp...
Read moreHardware Circuit Designer – Bluetooth Audio Toy (Low-Cost)
* Design a complete low-cost hardware circuit for a Bluetooth audio storytelling toy * Select and validate cost-effective electronic components suitable for mas...
Read moreDesarrollo de Dispositivo IoT para Seguridad Alimentaria
Busco un/a ingeniero/a electrónico/a o desarrollador/a de hardware con experiencia en IoT, sensores, microcontroladores y prototipado, para colaborar en el desa...
Read morePCB Engineering Blog Content
Each week I publish in-depth, EEAT-driven articles that demystify printed-circuit-board design and manufacturing for an audience of intermediate professionals....
Read moreVersatile Technical Project Support Needed
Honesty and discipline sit at the heart of every project I run, so I’m looking for a like-minded freelancer who can jump in and handle hands-on technical work w...
Read moreMedical Device Software Upgrade
I'm seeking an experienced LabVIEW developer to upgrade our medical device software. The new functionalities needed are: - Data analysis - Real-time monitoring...
Read moreSolar-Powered VFD Control System for HVAC Compressor with Battery Charging (PLC-Based)
Title Solar-Powered VFD Control System for HVAC Compressor with Battery Charging (PLC-Based) This project focuses on control system design and power management...
Read moreRhythmic Audio-Sync Prototype Development
I need a working proof-of-concept that can do three things in perfect unison: play a short audio track, drive a coin vibration motor, and blink a single-colour...
Read moreCompact Optical Sensing Module PCBs Design
We are developing a compact optical sensing module and are looking for a freelancer to design, assemble, and deliver two connected PCBs for the system. Scope of...
Read moreSenior Embedded Systems Engineer: PCIe Hardware Emulation & Kernel Driver Development
I am seeking a multi-disciplinary expert or a small team to assist in a high-fidelity hardware research project focused on PCIe device emulation and DMA-based m...
Read moreDesarrollo de Sistema Agrícola LoRa P2P
Busco desarrollador/a con experiencia en sistemas IoT distribuidos y comunicaciones LoRa para el desarrollo completo de un sistema agrícola inteligente basado e...
Read moreSmall Sized bluetooth PCB Design
I’m developing a handheld consumer-electronics device and need a production-ready PCB that handles reliable WiFi / Bluetooth connectivity while fitting within a...
Read moreStepper Motor Control with Limit Switches
I need an Arduino setup to control a stepper motor using two limit switches. When a limit switch is triggered, the motor should reverse direction. Requirements:...
Read moreFlash C Code to ATmega328P
Mam już napisany i skompilowany program w C, lecz zatrzymałem się na etapie jego wgrania do mikrokontrolera ATmega328P. Korzystam z Arduino IDE i prawdopodobnie...
Read moreAssembly Firmware For Microcontroller Prototype
I’m moving a new embedded concept from paper to proof-of-concept and I need lean, fast firmware written entirely in Assembly. The exact device is still open—we’...
Read moreAI PV THD Simulation -- 2
I’m finalising a research-grade, two-stage, single-phase grid-connected PV system and need a complete MATLAB/Simulink model that focuses on lowering total harmo...
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