Help with esp32 arduino prototype

We are seeking a skilled freelancer to create a prototype quiz buzzer using an Arduino Nano and HM-10 Bluetooth button. · The system should connect to a smartphone to communicate with a server for real-time quiz interactions. · The ideal candidate will have experience with Arduin ...

I need a production-ready PCB design and firmware for a small battery-powered device that captures data from a hall effect sensor and transmits via BLE. · ...

I am developing a hardware device for small vehicles (Mishuk / Auto Rickshaw) that automatically expands a roof during rain to protect passengers. · I need a hardware engineer who can: · Design a low-cost mechanical system · Suggest best actuator + motor selection · Design contro ...

I need two devices. One device acts as a small portable motion detector, compact is key here. This device will communicate wirelessly from long range to the second device (HC-12). The second device (which needs to fit comfortably on my person, or in a backpack) will need to detec ...

· ...

I am building a small prototype device using an Arduino Nano Every to control a 12V PWM fan. · Hardware setup: · -Arduino Nano Every · -12V battery (2000 mAh) · -12V PWM fan (Noctua NF-A6x25 PWM, 4-wire fan) · -1 On/Off switch or button (to switch power / setup off) · -1 push but ...

We are looking for a developer to build a simple prototype that connects two 24V DC vibration motors to PC controller rumble output. · The system should use Arduino + Python with a virtual Xbox controller (ViGEm), remain low latency, and work across multiple games without game-sp ...

We are seeking a skilled developer to work on .ino source code to effectively control hardware components such as sensors and motors. If you have a passion for electronics and coding, and can deliver quality results, we would love to hear from you. · ...

I'm looking to build 3 synchronized kitchen timers – one master and two slaves. · The master sets the countdown, the slaves automatically follow, · and all timers have audio alarms and LCD/LED displays. · ...

As a 3d printing associate at GRIDAR Technologies you will have the opportunity to work with cutting edge technology and contribute to the development of innovative products. If you are passionate about pushing the boundaries of 3d printing technology and have a strong background ...

I am looking for an experienced robotics and automation expert to build a robot that can control 10 mobile phones at the same time. · ...

+ Ontwikkeling en assemblage van 15 zelfstandige stappentellerlampen · + Wij zijn een Belgische studentenonderneming (SBP)... · Elektrisch engineer · CAD · ESP32 · ...

Teach Robotics & AI to school students (CBSE/ICSE). Handle Arduino sensors basic coding Conduct practical sessions mentor projects. · ...

You will be responsible for developing working prototypes using sensor modules and microcontrollers such as Arduino and ESP32, designing and assembling circuits for signal acquisition and processing. · ...

Create a semi-profession prototype sensor array mat/board x 2, using piezo's. · Identical mats, just different size. · First/board mat: 30cm x 30cm (12") … To be made 1st (half-way-mark of project). · Second mat/board: 90cm x 90cm or 1m x 1m …. After testing Mat one. · To cap ...

Design and build a smart wake-up pillow system with an inflatable air bladder and optional fine mist module. Propose a practical architecture using a compact pump with valves/manifold. Deliverables include BOM, test video, and shipping cost. · Contract duration of 1 to 3 months. ...

Architect end-to-end technology roadmap, ensuring scalability, security · and robustness.MERN Stack: Deep expertise in MongoDB, React, · Cloud & Security: Proven experience deploying robust applications on cloud platforms, · IoT & Hardware Integration: Arduino. · ...

Create a sports wearable headband device for playing sports · Contract duration of 1 to 3 months. with 30 hours per week. · Mandatory skills: Electrical Engineering, Printed Circuit Board, Electronic Circuit Design, PCB Design, Prototyping, Embedded System, EasyEDA, Arduino IDE, ...

+Auditor needed for electronics engineer/SME to review wiring, ensure safe/robust connections and produce clean, factory-ready wiring schematic. · ...

Hi,.Have you designed nRF52840 at chip level (not module) with 4-layer RF layout and antenna matching network? · Contract duration of less than 1 month. with 30 hours per week. · Mandatory skills: Mechanical Engineering, PCB Design, CAD, CAD Conversion, ESP32, Arduino, STM32, Emb ...