Arduino projects — HireLancer archive

ID / Date Listing

ESP32 Smart Plug Prototype Creation

Job Description: I am looking for an experienced electronics/embedded systems engineer to build a working prototype for a product called PlugSmart Saver. The go...

HL-40162202

STM32F4 Ethernet Bring-Up

I have designed a board using an STM32F417VG cpu. I am using this device with PlatformIO, arduino framework (stm32duino) and using the board genericSTM32F417VG...

HL-40162086

Help setting up RS485 network (GPT firmwares)

Fairly new to RS485. I’d like to setup a physical network to experiment diagnostics.

HL-40161829

Compact ESP32 Voice Assistant PCB

I’m building a small-footprint “Macho” voice-assistant board and need a complete hardware package created in EasyEDA. The core is an ESP32-WROOM-32 (38-pin dev...

HL-40159732

CAN-FD Device for Data filter

I need a compact, microcontroller-based gateway that sits in-line on a CAN-FD bus and removes or forwards diagnostic frames according to rules I supply. The cor...

HL-40159023

Raspberry Pi Vehicle-Triggered LED

I need a compact, reliable vision script for a roadside Raspberry Pi that spots any passing vehicle and immediately drives one GPIO pin high so a connected LED...

HL-40158192

PX4 Drone QR Scan & Land

I’m ready to upgrade my PX4-based quadcopter with two core behaviours: (1) detect and read a QR code from the downward-facing camera and (2) touch down precisel...

HL-40157698

qr code in flutter

My app is already sitting on GitHub and its core logic works, but the bridge to the Arduino ESP32 needs to be finalised. I want the mobile-side code and the ESP...

HL-40156005

Mecanismo LED Giratorio POV

Quiero materializar un display POV (persistence-of-vision) con un anillo de LEDs que, al girar, proyecte gráficos nítidos y coloridos. Ya tengo claros los conce...

HL-40155908

Mecanismo LED Giratorio POV

Quiero materializar un display POV (persistence-of-vision) con un anillo de LEDs que, al girar, proyecte gráficos nítidos y coloridos. Ya tengo claros los conce...

HL-40155529

Gyro System microchip Reverse Engineering

I need a skilled engineer to reverse engineer a microchip controlling a gyro system. The goal is to create a complete copy of the system and eventually add new...

HL-40155320

Arduino AGV Obstacle Avoidance Code

I have a small AGV platform running on an Arduino Uno, two DC motors driven by an L298N bridge, and a pair of HC-SR04 ultrasonic sensors mounted up front. I alr...

HL-40152961

IoT Problem Ideas for SMBs

I’m putting together a catalogue of simple yet meaningful IoT and embedded-systems project ideas that will resonate with two groups I work with every day—small...

HL-40150143

LPC1768 Firmware Development Expert

My application relies on the NXP LPC1768 and I need a senior-level developer to take full responsibility for the firmware layer. The core objective is straight-...

HL-40148229

Decode UART & Recreate Commands

An obsolete microcontroller in my current hardware sends a stream of control commands over an undocumented UART link. I need those commands captured, fully deco...

HL-40148039

Einfache Strom-Tracking Fitness-App

Ich plane eine minimalistische App, die mir in Echtzeit zeigt, wie viel Strom mein Heimtrainer mit integriertem Generator bei jeder Bewegung produziert. Die Anz...

HL-40147612

Sony HT-A5000 No-Sound Fix

My Sony HT-A5000 sound bar powers up and responds to the remote, yet there is absolutely no audio on any input—HDMI eARC, optical, or Bluetooth. Cables, TV sett...

HL-40147425

Raspberry Pi IoT Monitoring System

I need a complete IoT solution built around a Raspberry Pi that lets me monitor key sensor data remotely and automatically analyse the information it gathers. T...

HL-40144870

Crestron Programmer for DM NVX Setup

I need an experienced Crestron programmer to configure DM NVX devices in a divisible conference room. The setup should support: - Video switching - Audio distri...

HL-40143170

Custom PCB Design Software -- 2

I am in the middle of developing several medical-grade products and now require a dedicated application that lets my engineering team lay out, route, and verify...

HL-40142383

Investor-Ready AI Device Prototype

I’m gearing up to pitch an all-in-one AI device to investors, and I need a rock-solid prototype that runs smoothly on embedded hardware. The centerpiece of this...

HL-40141423

Door Camera Monitoring Python Upgrade

I have an existing Python-based front-door camera application written three years ago. The core still runs, yet the front-panel video preview now starts only in...

HL-40140289

Lightweight Robotic Pick and Place Arm

I need a compact robotic arm that can pick small MDF toy components from a feeder, position them accurately, and seat them for the next assembly step — all with...

HL-40135517

PLC & HMI UF/RO Automation -- 2

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...

HL-40135357

ESP32 Endüstriyel Tasarım & Yazılım

ESP32 tabanlı, GSM hatlı bir endüstriyel cihaz geliştiriyorum ve projenin omurgasını oluşturacak gömülü yazılıma öncelik veriyorum. Cihaz; SimCom GSM modülü, RF...

HL-40134783

Noise-Proof PNP-ESP32 Wiring

I need a rock-solid wiring solution that lets my 12 V PNP proximity sensor talk to an ESP32 inside a stamping factory filled with motors, EMI and loud press str...

HL-40134816

ESP32 Kids Companion Robot

Embedded Firmware Development for Kids Companion Robot (ESP32 / RP2040) Project Overview I am building a kids companion robot (ages 3–10) focused on expressive...

HL-40134663

Real-Time 16-FSR Logger

I need someone that can make a cmd log that cycles pins of the mux and pico so you get all 16 points simultaneously (and handles the calibration prior to this p...

HL-40133058

PLC & 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...

HL-40132471

RS422-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...

HL-40131431

65% 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...

HL-40129735

Elementary Robot Coding Tool

I’m building a block-based coding environment that makes real robots come alive for elementary-age students. The goal is to give young learners an intuitive way...

HL-40128287

Hardware 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...

HL-40128317

Desarrollo 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...

HL-40127584

Versatile 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...

HL-40127483

Medical 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...

HL-40127032

Rhythmic 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...

HL-40126009

Desarrollo 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...

HL-40125894

Stepper 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:...

HL-40125682

Flash 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...