Electronics

My existing Keil-C firmware for an AT89S52 (8051 core) already handles SMS and voice calls through a SIM800L module. The hardware set-up is fixed—4×4 keypad, 16×2 LCD, 24C16 EEPROM, plus the SIM800L on UART... (Budget: ₹1500 - ₹12500 INR, Jobs: API Integration, Arduino, C Programming, Electronics, Embedded Systems, HTTP, Microcontroller, REST API)

2. Sensor integration (BME688) in the nasal area: Inside one nostril, we need a special cut-out slot where the BME688 sensor board can fit snugly. From this slot, through the inside of the head structure... (Budget: $30 - $250 USD, Jobs: 3D CAD, 3D Design, 3D Drafting, 3D File Scaling, Slicing & Print Preparation, 3D Modelling, 3D Printing, Electronics, Mechanical Design, PCB Layout, Solidworks)

Electric Motor Design for ApplianceI'm seeking an experienced motor designer to create an electric motor for household appliances. The motor should have a medium power rating between 100 to 500 watts.... (Budget: ₹1500 - ₹12500 INR, Jobs: Electrical Engineering, Electronics, Engineering, Product Design)

I have a complete set of schematic diagrams in digital form (PDF/images) for an industrial-grade board and now need that information translated into a manufacturable PCB layout. The design must integrate... (Budget: ₹1500 - ₹12500 INR, Jobs: CAD/CAM, Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Prototyping, Signal Processing)

I already have a basic sketch of a robotic welding cell and I need it turned into a working concept inside MotoSim. The goal is to validate feasibility rather than produce manufacturing-ready drawings... (Budget: ₹1500 - ₹12500 INR, Jobs: 3D Modelling, CAD/CAM, Electronics, Engineering, Mechanical Engineering, Robotic Process Automation, Robotics, Simulation)

I'm seeking an experienced motor designer to create an electric motor for household appliances. The motor should have a medium power rating between 100 to 500 watts. Key requirements: - Design an efficient... (Budget: ₹1500 - ₹12500 INR, Jobs: CAD/CAM, Electrical Engineering, Electronics, Manufacturing Design, Materials Engineering, Mechanical Engineering, Product Design, Thermal Analysis)

I have an already-functioning PCB that now needs a refresh focused squarely on better performance through lower power consumption. Concretely, this involves two intertwined tasks: swapping out a handful... (Budget: ₹600 - ₹1500 INR, Jobs: Altium Designer, CAD/CAM, Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Simulation, Thermal Analysis)

Job Title: Senior Hardware Security Engineer – Side-Channel Analysis (ChipWhisperer Husky) We are seeking an experienced Hardware Security Engineer with proven expertise in hardware side-channel analysis (SCA) to take over and complete an advanced hardware security project... (Budget: $3000 - $5000 USD, Jobs: Cisco, Electronics, Embedded Systems, FPGA, Network Administration, Python, Software Testing, Testing / QA)

I need assistance in developing electronic for an ultrasonic sensor system for indoor vehicle detection. This system will be used in an indoor environment to detect vehicles. This system must be IP65 conform... (Budget: $25 - $50 USD, Jobs: Circuit Design, Electronic Design, Electronics, Embedded Systems, Engineering, Object Detection, Product Design, Signal Processing)

I need help setting up temperature readings using an Arduino and a Type K sensor for an industrial application. Requirements: - Use a Type K temperature sensor - Display data after analog read Ideal... (Budget: min $50 USD, Jobs: Arduino, Automation, Electrical Engineering, Electronics, Embedded Systems, Industrial Engineering, Microcontroller, Programming)

I need to refresh an existing KiCad project by updating the schematic and then reflecting those changes on the PCB. The primary task is to add and remove several connectors and headers that have changed in the latest revision of the product... (Budget: $2 - $8 AUD, Jobs: Circuit Design, Electrical Engineering, Electronics, Embedded Systems, PCB Layout, Prototyping, Simulation, Troubleshooting)

Link a Vending machine with an esp! (Budget: €18 - €36 EUR, Jobs: Arduino, C Programming, C++ Programming, Electronics, Embedded Systems, Firmware, Full Stack Development, Hardware Security Module, Microcontroller)

I have a finished schematic that drives a small consumer-electronics device and now need the full PCB layout completed in EasyEDA Pro. The design carries roughly 90 mixed-tech components, yet everything has to fit inside a board footprint no larger than 10 cm²... (Budget: $250 - $750 AUD, Jobs: Arduino, Assembly, Circuit Design, Documentation, Electronics, PCB Layout, Prototyping, Simulation)

I need reliable, production-ready firmware for a new STM32-based device. The work covers everything from bringing up the microcontroller and configuring UART, SPI, I²C, GPIO, and interrupt routines, through to integrating the code into a clean, maintainable project structure... (Budget: $750 - $1500 USD, Jobs: Arduino, C Programming, C++ Programming, Documentation, Electronics, Embedded Systems, Microcontroller, STM32)

I need a functional PLC-based simulation that accurately represents a conveyor system (Budget: $30 - $250 NZD, Jobs: Automation, C++ Programming, Control Engineering, Electrical Engineering, Electronics, Embedded Systems, LabVIEW, PLC, Programming, Simulation)

I need a complete ETS6-compatible .knxproj file that covers the lighting, heating and blind control for a 200 m² single-family house. Lighting • All lighting circuits must be dimmable; please set... (Budget: $10 - $30000 USD, Jobs: Documentation, Electrical Engineering, Electronics, Engineering, Home Automation, HVAC, Mechanical Engineering, Project Management)

I'm seeking a skilled developer to create fully emulated firmware for a DMA card. The firmware must be compatible with Windows and able to emulate certain functionalities, specifically: - Network protocols... (Budget: ₹1250 - ₹2500 INR, Jobs: C Programming, C++ Programming, Debugging, Electronics, Embedded Systems, Firmware, FPGA, Microcontroller, Software Development, Testing / QA)

I’m looking for a seasoned STM32 developer who can take full ownership of the firmware layer on our newest board. The immediate priority is squeezing every micro-amp out of the design, so demonstrable low-power optimisation experience on STM32 parts is non-negotiable... (Budget: $250 - $750 USD, Jobs: C Programming, C++ Programming, Debugging, Electrical Engineering, Electronics, Embedded Systems, Microcontroller, Software Development, STM32, Technical Support)

I am assembling a next-generation, AI-enabled embedded device and need an experienced consultant to guide the entire hardware path—from early architecture choices all the way to a production-ready, manufacturable PCB... (Budget: $250 - $750 USD, Jobs: AI (Artificial Intelligence) HW/SW, Altium Designer, Circuit Design, DFM (Design for Manufacturing), Electrical Engineering, Electronics, Embedded Systems, Microcontroller, PCB Design and Layout, PCB Layout)

I'm looking for an experienced PCB designer to create a multi-layer PCB for a consumer electronics project The primary components to be included are: - Microcontroller - Flyback Controller - Transformer... (Budget: $250 - $750 USD, Jobs: Circuit Design, Design Optimization, DFM (Design for Manufacturing), Electrical Engineering, Electronics, Embedded Systems, Microcontroller, PCB Layout, Prototyping, Simulation)