Electronics

Devo rifare degli schemi elettrici esistenti con spac. Fornirò gli schemi in PDF sono da aggiornare. (Budget: €250 - €750 EUR, Jobs: AutoCAD, Electrical Engineering, Electronics, Graphic Design, PCB Layout)

I'm looking for a developer for coding an arduino nano (328p) for simulating a 1wire Dallas DS1990A ibutton identification as slave. This must allow a reading (master) device to read the identification number... (Budget: $30 - $250 USD, Jobs: Arduino, C Programming, Electrical Engineering, Electronics, Microcontroller)

I am looking for someone with experience in working with ESP32s3 and Raspberry PI4B and LoRa. We have been stuck on this project for days. We are trying to determine if we have a bad board or if there is something we are missing... (Budget: $10 - $30 USD, Jobs: C Programming, Electrical Engineering, Electronics, Microcontroller, PLC & SCADA)

I'm in need of a seasoned engineer to design a mixed-signal circuit for signal processing in industrial equipment. Key Requirements: - Expertise in mixed-signal circuit design - Prior experience with... (Budget: $5000 - $10000 USD, Jobs: Circuit Design, Digital Design, Electrical Engineering, Electronics, PCB Layout)

I need someone to make the schematic, pcb design and analyze Project Title: Divecom – Two-Way Communication System Between Diver and Topside Project Overview Divecom is a reliable and clear two-way voice communication system designed to connect an underwater diver with a topside operator... (Budget: $10 - $30 USD, Jobs: Circuit Design, Electrical Engineering, Electronics, PCB Layout, Product Design)

I require assistance in laying out a double-layer PCB using KiCad. The schematic design is nearly finalized but needs some minor tweaks. Ideal Skills: - Proficient in KiCad - Experienced in laying out... (Budget: $250 - $750 USD, Jobs: CAD/CAM, Circuit Design, Electrical Engineering, Electronics, PCB Layout)

I'm seeking an experienced embedded systems developer to create firmware for a microcontroller that controls a sensor array. The control interface will be an app accessible on iOS, Android, and Desktop, with communication via Bluetooth... (Budget: $750 - $1500 USD, Jobs: Arduino, Bluetooth Low Energy (BLE), Electronics, Mobile App Development, PCB Layout)

I'm looking for an experienced professional in Siemens PLC programming to help me implement a SIL2 safety system and instruct me on making minor changes to the logic once it is implemented. There will be approximately 12 inputs and 5 outputs... (Budget: £250 - £750 GBP, Jobs: C Programming, Electrical Engineering, Electronics, Microcontroller, PLC & SCADA)

I'm looking for a highly detailed simulator for a passenger car HVAC system. This simulator should be designed to test various components of the vehicle's HVAC system including: - Compressor and evaporator... (Budget: $25 - $50 USD, Jobs: Electrical Engineering, Electronics, Engineering, HVAC, Microcontroller, Verilog / VHDL)

I'm in the process of building a smart energy system for a residential building using MATLAB. The components are all set up - I've got Photovoltaics, a battery model, a DC-DC boost converter, an inverter, a grid, and Stateflow for the management logic... (Budget: €8 - €30 EUR, Jobs: Electrical Engineering, Electronics, Engineering, Matlab and Mathematica, Mechanical Engineering)

University gradation project that I need to complete to build a prototype in the university laboratory using 3D printing and materials provided by the university. ## ? CHALLENGE SUMMARY **Objective**:... (Budget: $250 - $750 USD, Jobs: 3D Printing, Electronics, Engineering, Materials Engineering, Mechanical Engineering)

I'm seeking a UI designer to create a modern and minimalist user interface for a Crowpanel display, specifically a 2.4inch screen intended for video playback. This project is based on an ESP32 microcontroller... (Budget: ₹600 - ₹1500 INR, Jobs: Electronics, Graphic Design, Logo Design, Mobile App Development, User Interface / IA)

I'm looking for an experienced engineer who can design a single PCB for a Nema 23 stepper motor driver compatible with an STM32 controller. The project includes both the design of the PCB and the programming of the motor driver... (Budget: ₹1500 - ₹12500 INR, Jobs: Circuit Design, Electrical Engineering, Electronics, Microcontroller, PCB Layout)