Switch Sensor PCB Design + full build
Please note this is not just a PCB design task, I need a complete implemented solution I need a compact, ultra-low-power PCB that can read a group of simple slo...
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Modernizing the Menu System of a Custom FlySky FS-i6 Firmware
I'm looking for an experienced developer to modernize the menu system of a custom firmware running on a FlySky FS-i6 transmitter. The Task: Modernize and redesi...
Read moreAutomotive ESP32-S3 PCB Design
PCB Designer Needed – Ultra-Compact Automotive/Motorcycle BLE Control Board I'm seeking an experienced PCB designer to develop an ultra-compact, production-read...
Read moreAplicación DNP3-OPC UA Windows
Quiero un aplicativo para Windows capaz de leer datos de dispositivos DNP3 por Ethernet y exponerlos a través de un servidor OPC UA Server. No tengo preferencia...
Read moreKiCad Vehicle PCB Layout Verification and pcb design
I have already completed the schematic and compiled a detailed BOM for a universal vehicle body control unit. All functional requirements and mechanical dimensi...
Read moreOptimize ESP32 Telegram Motor Control
I already have an ESP32 dev board toggling a 2-channel, low-level-trigger 5 V relay through a Telegram bot. The basic sketch is functional, but I want it tighte...
Read moreIntermediate Schematic Diagram Creation
I need an intermediate-detail schematic diagram that cleanly shows how resistors, capacitors, microcontrollers, and the power-supply section interconnect. The d...
Read more智能设备 PCB 设计合作
我正在寻找一位熟悉智能穿戴设备和 AI 智能设备两类产品的 PCB 设计工程师，建立长期合作关系。项目目前没有硬性时间限制，我更注重方案的质量与可落地性。 工作要点 • 依...
Read morePIC Bootloader Development
I'm looking for an experienced firmware engineer to develop a bootloader for a PIC microcontroller. I need help with microchip harmony toolchain, full source pi...
Read moreKernel Android 15 seguro
Estoy trabajando con una placa Variscite que ejecuta Android 15 y necesito a alguien que se encargue de modificar a nivel de kernel para que aplicación propia i...
Read moreIngeniero Electrónico / Técnico en IoT para Documentación de Proyecto de Telemetría e Infraestructura Hídrica Inteligente
Buscamos un profesional con sólida experiencia en Ingeniería de Sistemas, Electrónica e IoT para encargarse exclusivamente del desarrollo, redacción y estructur...
Read moreIndustrial Automation With Monitoring
I’m looking to upgrade a piece of industrial equipment with an automated control solution that lets it run unattended while I can watch every key parameter in r...
Read morePrototipo Dispositivo Elettronico Wi-Fi
Ho un’idea per un prodotto elettronico consumer che non esiste ancora sul mercato e voglio portarlo fino alla fase di produzione. Il requisito chiave è la conne...
Read moreSTM32 IoT Data Logger Firmware
I need production-ready firmware for a battery-powered 4 G IoT data logger built around an STM32 MCU and a SIM7600 modem. The device accepts both 4–20 mA analog...
Read moreInnovative Smart Switch IoT Home Automation -- 2
Reimagining Home Automation with IoT-Powered Smart Switch Technology Excited to share our innovative Smart Switch Automation System, designed to bring convenien...
Read moreTimed LED Switching Circuit Design
I need a timed switching circuit that activates upon a successful payment signal from a card payment reader. This system should be capable of turning one LED li...
Read moreRooted Android Image for Raspberry Pi
I need a ready-to-flash SD-card image that boots Android on my Raspberry Pi 4 (4 GB) with these exact traits: • LineageOS — any version you feel is most reliabl...
Read moreBus Toilet PCB Design
I need a PCB designed for a bus toilet system. The PCB should control the following functions: - Lighting - Flush system - Ventilation - LED lights for error in...
Read moreJetson 边缘 AI 原型开发
我正在为一套帕德尔球场 AI 视频分析系统寻找长期合作伙伴。第一阶段的目标是用 NVIDIA Jetson Orin Nano 8 GB 搭建一个可以落地演示的边缘推理原型；后续阶段继续协作，完...
Read moreJ1939 CAN Edge hardware and Firmware Development
I have a CAN-based hardware concept for trucks and excavators that still needs an expert eye and solid firmware. The board carries a CAN transceiver plus an as-...
Read moreESP32 Smart-Pen Firmware & CAD
I’m advancing a connected-pen prototype built around an ESP32, a compact LCD, and a 9-axis IMU. My rough Arduino-IDE sketch runs, but it needs clean, documented...
Read more±3 V 80 kHz Line Driver
I have a Teensy 4.1 producing a 0–3.3 V, 80 kHz square wave that must be pushed onto a power line as a clean ±3 V logic-level signal. The link sits inside an in...
Read more(DVP-14SS2 PLC) & (Baykon BX11 weighing indicator) via RS-485 Communication
**Looking for an Industrial Automation Expert (DVP-14SS2 PLC & Baykon BX11 via RS-485 Communication)** I am looking for an experienced industrial automation eng...
Read moreModul WiFi 500m UDP
Am nevoie de un design complet pentru un modul WiFi capabil să trimită date UDP pe o distanță de aproximativ 500 m în câmp deschis, în special deasupra apei. Nu...
Read moreCooling/Heating System Prototype
I need an electrical engineer to build a working prototype for a cooling and heating system. The prototype requires microcontrollers and sensors. Ideal Skills a...
Read moreControl System Double-Layer PCB
I need a purpose-built PCB for an APAS control system that will ultimately drive a small embedded platform. The board must be laid out on two copper layers and...
Read moreReprogramación de autómatas Modicon Micro TSX para alimentador y apilador - Programador PLC 7 PRO o PLC LEGACY
Necesito reprogramar dos autómatas Modicon Micro TSX de SCHNEIDER para un alimentador y apilador FOLCH FAMAYCO debido al cambio de pilas. El programa debe ser c...
Read moreSimple Reed Switch PCB Gerbers
The job is to turn a very small, single-sided board—35 mm × 23 mm, 1.5 mm thick—into a full Gerber package ready for fabrication. The layout is straightforward:...
Read moreEmulated DMA Card Firmware Developer Needed
I’m looking for an experienced developer who can build fully emulated firmware for a DMA card. The firmware should be compatible with Windows and capable of emu...
Read moreFoot Massager MVP Prototype
I already have a complete STEP-format CAD model of my foot massage device and have sourced the key parts I’d like to use inside it. What I still need is a skill...
Read moreCustom RISC-V IC Development
I need a custom RISC-V integrated circuit designed specifically for embedded systems with essential inbuilt security features. Key Requirements: - Designed for...
Read moreHydroponics Automation System Development
Hey, I’m looking to build a simple hydroponic controller for a single bucket system. Main goals are: * pH automation (dosing pump) * nutrient dosing using 3 sep...
Read moreKernelSu Rooting for Raspberry Pi
I already have LineageOS 20 from KonstaKANG running smoothly on my Raspberry Pi 4 and Magisk is giving me temporary root access, but I now want a cleaner, kerne...
Read moreSTM32H743 Meter Schematic Update
I already have a complete schematic for a multi-function meter built around the STM32H743BIT6. Before I move to PCB layout I need a fresh set of eyes to refine...
Read moreThree-Axis Joystick Schematic
I need a schematic completed in EasyEDA for a small PCB that will trigger three illuminated or non illuminated switches. Each switch is to plug in to a JST plug...
Read moreProvisional Patent Application -- 2
We are an early-stage hardware startup with a working V1 prototype of a wrist-worn consumer wellness device. The device combines a biosensor input with an embed...
Read moreESP32 BACnet HVAC Monitoring
I’m looking for help turning an ESP32 into a BACnet-enabled sensor node dedicated to data acquisition and monitoring. The board must join an existing BACnet net...
Read moreDevelop TWS Cloud-Connected Firmware
I’m launching a brand-new true-wireless-stereo product and need its entire firmware built from the ground up, with a clear focus on Internet and cloud connectiv...
Read moreTAP Ring Prototype - Wireless Charger & Firmware Development
Product: TAP Ring (Threat Alert Protection) — wearable safety ring Deliverable: 3-5 working bench prototypes TAP Ring — Flex PCB Bring-Up: Wireless Charger, Bat...
Read moreSolar Grid Tie Inverter Prototype Development
I'm seeking an experienced professional to help develop the hardware for a solar grid tie inverter. Key areas of assistance needed: - Power Electronics - Contro...
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