Arduino R4 Email Alert and SMS Setup
I have an Arduino R4 that needs to email hourly some sensor data to my Gmail inbox and a SMS alert notifications if some data are our of range. Each message mus...
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Complete Arduino Actuator Control System
I am rolling out a small-scale industrial automation rig that runs on an Arduino Mega driving seven 12 V linear actuators through BTS7960 H-bridge modules. A 3....
Read moreEmbedded consultant for Development Board and firmware Selection mini cnc with pan tilt (prototype stage) no plc
I’m finalising the electronics platform for a small CNC-style automation device (XYZ nema motor+ pan/tilt servo motor + 3 DC motors) and need an experienced emb...
Read moreMCU Serial Integration Engineer Needed
I need an engineer who can bridge my Windows-based application with an Arduino/PIC microcontroller over a reliable UART link. The project involves defining and...
Read moreDual Independent Arduino Blink
I have a small Arduino experiment in mind and I’d like you to write the sketch for it. The board will drive two separate standard LEDs, each following its own b...
Read moreWaterproof Float Logger Prototype
I want to field-test a single, fully-functioning prototype that logs freshwater temperature and depth, stores up to 256 paired readings, and beams everything to...
Read moreSTM32F401 Shape-Drawing Firmware
1. Core Goal Build an STM32 program that uses joystick, LCD, RGB LED, and two potentiometers to draw shapes on the screen, controlled via a finite state machine...
Read moreHardware Engineer for IoT Device Development
Freelance Hardware Engineer – Stealth Mode Consumer IoT Device Engagement: Freelance / Contract Location: Remote or Bengaluru (preferred) Duration: 1 month (wit...
Read moreArduino & Wemos IoT Assistance
I’m midway through an IoT build that combines a main Arduino board with several Wemos D1 Mini modules. The goal is to get reliable, secure two-way communication...
Read moreFix WhatsApp Linking Bug
My Meta Partner embed form is failing right at the final confirmation step when users try to link their WhatsApp accounts. Everything works until that last clic...
Read moreAsynchronous Sequential Network Solutions
I need two asynchronous sequential network design problems worked through in the same depth and order as the guided sample in my PDF. Problem 1 is #526 (picture...
Read moreIoT Home Automation Developers
I’m building a consumer-friendly home-automation product that focuses on two core features: smart security and climate control. Connectivity will be entirely Wi...
Read morePortable Industrial PCB Design
I’m developing a compact, handheld industrial device and need a PCB engineered specifically for that environment. The board must house a central microcontroller...
Read moreWorking with Driver kernel -- 2
We are developing a Windows kernel-mode driver that supports both AMD and Intel platforms, with a specific focus on IOMMU (Input-Output Memory Management Unit)...
Read moreRevisión PCBA LED y BOM
Estoy ajustando el diseño de una pequeña tarjeta LED y requiero una revisión completa del archivo PCBA para eliminar las resistencias que hoy ya no son necesari...
Read moreESP32 Door Detection System
I’m working on a college project that detects when a boarding-house door opens or closes with an HC-SR04 ultrasonic sensor driven by an Arduino-compatible ESP32...
Read moreESP32 Triple-Camera PCB Design
I need a compact PCB that lets one ESP32 talk to three OV5640 cameras, one at a time, then push the captured frames out over Wi-Fi. The board must handle all ha...
Read moreRobotic Arm Control Report Upgrade
I have already built and tested my senior design project, “AI-Enhanced Robotic Arm Control Using EMG Signals.” What I now need is a polished, technically rigoro...
Read moreMicrocontroller Firmware Decoder - 29/11/2025 14:55 EST
I have a legacy board that runs on an NXP Semiconductors LPC922F microcontroller. The original firmware is no longer available in source form, so I need the cod...
Read moreRaspberry Pi Payment-Triggered System Fix
PROJECT DESCRIPTION Overview I have a Raspberry Pi Zero 2 W running a simple payment-triggered lock/unlock system for a mini-fridge. Customers scan a QR code, p...
Read moreArduino Power Outage Alarm
I need a complete design for a small, Arduino-Uno–based power-outage alarm that fits the following brief: – The system runs from a 12 V DC wall supply during no...
Read moreAI Ardupilot Drone Interceptor
I’m building a proof-of-concept drone interceptor that relies on the Ardupilot flight stack and an onboard AI module. The goal is clear: once airborne, the airc...
Read morePacking Machine Programming Specialist
I need a skilled programmer to set up a packing machine. The tasks include: - Connecting servo drive - Programming HMI - Integrating VFD The servo drive brand i...
Read moreArduino Uno, Wemos D1 R2 (Noise Detection in Classroom)
Project Name: Noise Detection in Classroom Skills Required: IoT, Arduino Uno, Wemos D1 R2 I have developed the prototype but the coding is not working. Fix it w...
Read moreKiCad Schematic and PCB Modification
I need assistance modifying an existing KiCad schematic and PCB layout. Schematic Modifications: - Changing component connections as needed. PCB Layout Changes:...
Read moreWorking with Driver kernel
We are developing a Windows kernel-mode driver that supports both AMD and Intel platforms, with a specific focus on IOMMU (Input-Output Memory Management Unit)...
Read moreHands-On Zigbee Gateway Coaching
I already grasp Zigbee fundamentals, so we can move quickly past the basics and dive straight into practical work. My goal is to master three areas: • Understan...
Read moreIoTBeat.CoM Technical Tutorial Series
I’m expanding IoTBeat with a set of technical tutorials tailored to intermediate-level readers. Each article should dive into IoT products and technology—think...
Read moreESP32 Modbus & Blynk fejlesztés
Egy komplett firmwarere van szükségem egy ESP32 alapú vezérlőhöz, amely analóg nyomásérzékelőt kezel, Modbus-on keresztül, digitális kimeneteket bemeneteket, hő...
Read moreIWR6843 Workplace Fall Detection Alerts
I have an IWR6843 radar module ready to deploy in a workplace setting and need an engineer who already knows this board inside-out to build a reliable fall-dete...
Read moreMXF Video Server and Converter Development
With the increasing importance of managing and distributing video content, we are currently developing a video server that can play MXF files and convert and ou...
Read moreSPI Code for RKE Si4010
I’m building a remote-keyless-entry module that uses the Si4010-C2 and I need a clean, well-documented SPI routine that lets my host microcontroller talk to the...
Read morePort SAME54 Firmware to SAME70
I need to move my entire firmware stack from a Microchip SAME54 board over to its bigger brother, the SAME70. Every source file, driver, middleware component, a...
Read moreHumanoid Robot PCB & Processing System Design
Project Overview: PCB + Processing System Designer Needed for Humanoid Robot (LLM-Ready, Python/C++ Compatible) I am looking to hire an experienced PCB designer...
Read moreArduino Function Generator PCB Design
I need a compact, microcontroller-based function generator that can output clean sine, square, and triangle waves from 1 MHz up to 10 MHz. I am standardising on...
Read moreIoT Platform PCB & System Design
FSN-L1 Universal Field Sensor Node — Full Hardware Requirement Specification (v3.4) Client: Swaroop Dasari / qb³ Revision: v3.4 (Freelancer Handoff Edition) Pur...
Read moreESP32-Based JC4832W535 Programming with LVLG
ESP32 - LVGL I'd like to program a JC4832W535, which is based on the ESP32S3 and uses AXS15231B driver. I was planning on using lvgl, but that's not a requireme...
Read morePi & Octopus Motor Control
I already have a Raspberry Pi 3A+ wired to a BigTreeTech Octopus v1.1 and six Nema17 steppers. Hardware is in place; what I am missing is the software layer to...
Read moreArduino Air Pressure Monitoring System
I'm looking for an Arduino-based air pressure monitoring system that activates a sound buzzer. I'm currently using a BMP180 sensor with acceptable results. Key...
Read moreesp32-s3 with 1/8 scan HUB75 RGB Display
Hello, i need someone who can make ESP32-HUB75-MatrixPanel-DMA Arduino library to work with my HUB75 1/8 scan display. Usually this library works good with 1/16...
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