Why People Can Always Tell When AI Wrote Your Text
Young adults are letting ChatGPT draft their texts and hard conversations. Here's why it's obvious and what actually works instead.
Embedded Systems is a form of engineering that is used to integrate hardware, software, and sensors of all kinds into a single unit that can be used in all kinds of everyday machines, from cell phones to household appliances. The development of such systems requires constant proficiency and technical knowledge of the engineer that specializes in this field, called an 'Embedded Engineer'.
An Embedded Engineer is somebody who creates the firmware based on user requirements, makes sure the unit can properly and safely interact with any other device or incoming data; develops, calibrates and tests the system, and troubleshoots any problem when something goes wrong.
Here's some projects that our expert Embedded Engineer made real:
Embedded Systems technology is a complex yet powerful area for anyone trying to build something custom for their business or their personal use. A dedicated engineer can make sure that any idea a client has in mind becomes reality by providing the expertise needed. At Freelancer.com clients often hire talented embedded engineers that make all kinds of projects real. So if you have an idea that requires embedded engineering creativity, post your project today on Freelancer.com to start bringing it to life!
从23,550个评价中,客户给我们的 Embedded Engineers 打了4.81,共5星。Embedded Systems is a form of engineering that is used to integrate hardware, software, and sensors of all kinds into a single unit that can be used in all kinds of everyday machines, from cell phones to household appliances. The development of such systems requires constant proficiency and technical knowledge of the engineer that specializes in this field, called an 'Embedded Engineer'.
An Embedded Engineer is somebody who creates the firmware based on user requirements, makes sure the unit can properly and safely interact with any other device or incoming data; develops, calibrates and tests the system, and troubleshoots any problem when something goes wrong.
Here's some projects that our expert Embedded Engineer made real:
Embedded Systems technology is a complex yet powerful area for anyone trying to build something custom for their business or their personal use. A dedicated engineer can make sure that any idea a client has in mind becomes reality by providing the expertise needed. At Freelancer.com clients often hire talented embedded engineers that make all kinds of projects real. So if you have an idea that requires embedded engineering creativity, post your project today on Freelancer.com to start bringing it to life!
从23,550个评价中,客户给我们的 Embedded Engineers 打了4.81,共5星。固件提取 固件完整性验证 分析环境搭建 固件分析 功能开发/验证 烧录方案开发 空白 IC 及测试样片测试 改样片循环跟寿命
I'm looking for a skilled electronics designer to create two custom circuit boards for a car. Requirements: 1. Steering Wheel Control Board: - Manage cruise control and 20+ reprogrammable gameplay buttons. - Must be reliable and responsive. 2. Shifter Position & Power Functions Board: - Handle shifter position data. - Control power functions to manage other circuit boards. Ideal Skills: - Experience with automotive electronics. - Proficient in circuit design and PCB layout. - Familiarity with microcontrollers and input/output handling. Please provide samples of previous work and a brief outline of your approach. Must be in a small form that does not exceed the size larger than 8 inches ( Similar layout to a 2018 Chevrolet Silverado LT steering system + shifter la...
I need a boost converter designed for a solar PV system, aimed at increasing energy efficiency. Key Requirements: - Input Voltage: 48-72V - Output Voltage: 325V constant across all irradiance values - Closed-loop control system Ideal Skills and Experience: - Expertise in power electronics - Experience with MPPT (Maximum Power Point Tracking) algorithms - Proficiency in designing boost converters - Strong understanding of closed-loop control systems
I'm seeking a skilled PCB designer to create a compact PCB for digital inductive proximity sensors. The design must prioritize noise reduction and temperature stability. Key requirements: - Small form factor - High noise reduction - Excellent temperature stability Ideal skills and experience: - Expertise in PCB design for digital sensors - Experience with noise reduction techniques - Knowledge of temperature stability in PCB designs - Proficiency in relevant design software (e.g., Altium, Eagle) Please provide examples of similar work and a brief plan for this project.
I need a clear, production-ready schematic that lets me vary the speed of a DC motor smoothly and repeatably. The goal is a stand-alone circuit I can hand straight to my PCB team or prototype on a breadboard without extra guesswork. Here is what I’m after: • A complete schematic showing every component and connection required for precise speed control of a single DC motor. • A concise Bill of Materials with component values, part numbers, and readily available footprints. • Any design notes that explain how the circuit regulates speed and protects the motor (e.g., soft-start, over-current safeguards, thermal considerations). • Optional but welcome: a quick LTspice, Multisim, KiCad, Altium, or Eagle file so I can simulate or drop the design into my layout ...
Smart Grip is a connected hand-grip trainer that measures grip force with a load cell. I need an experienced electronics engineer to take it from a finalized BOM to a tested prototype board: schematic, 4-layer PCB, JLCPCB manufacturing files, and hands-on bring-up of the first boards. This is not a blank-page project. After an NDA you will receive: - System specification and finalized BOM for 11 functional blocks, with LCSC part numbers, stock and price checks - Power budget report: sleep, active and peak current per rail - 49-page engineering test report: 3 load cells tested on a bench with the HX711 (noise, zero drift, linearity, hysteresis, repeatability, dynamic cycling). Result: GO WITH CONDITIONS - Preliminary BOM for the sensor, display, battery and haptic parts - Proof-of-concept ...
I have a custom board built around the STM32G031 and I want a clean, production-ready firmware project created in C with STM32CubeIDE. Your first task is to bring the microcontroller to life: set up the system clock, configure the required GPIO pins, verify the build, and program the device. Here is the scope I need covered: • Create a CubeIDE project that targets STM32G031, using either HAL or direct LL drivers where it makes sense. • Configure clock tree (HSE, HSI or internal PLL as required) so the MCU runs at the specified operating frequency. • Initialise all GPIOs I mark on the schematic; direction, speed and pull settings must match the hardware design. • Build, generate the .hex/.bin files and flash them onto the board through ST-Link over SWD. • ...
I'm looking for a skilled PCB designer to create a small, single-layer PCB for prototyping purposes. Requirements: - Size: Small (e.g., 2x2 inches) - Layer: Single layer Ideal Skills and Experience: - Expertise in PCB design software (e.g., Eagle, Altium, KiCAD) - Experience with single-layer PCBs - Ability to provide a prototype-ready design Please provide examples of previous work and estimated delivery time.
Objetivo general • Desarrollar un sistema electromecánico automatizado de lockers inteligentes para la gestión de servicios de lavandería mediante tecnologías IoT, sensores de pesaje, panel táctil, calculo de costos y una impresora térmica con procesamiento de datos en la nube utilizando Python y ESP32 DevKitC para aumentar los servicios por encargo de una lavanderia. Objetivos específicos • Diseñar el sistema electromecánico de lockers para almacenamiento automatizado de prendas. • Implementar un sistema de medición de peso mediante celda de carga y el módulo HX711. • Desarrollar el control embebido utilizando ESP32 DevKitC para la gestión de sensores y actuadores. • Implementar la...
Descripción del Proyecto: Busco un ingeniero electrónico para diseñar el esquemático y la placa (PCB) de un dispositivo IoT educativo llamado FAZI. Es un presentador, Air Mouse y teclado inalámbrico para docentes. OJO: Yo me encargaré del 100% de la programación (Firmware) y de la integración vía Wi-Fi con mi servidor. El trabajo que requiero de ti es únicamente el diseño electrónico y ruteo en KiCad para mandar a ensamblar. Requisitos de Diseño Físico y Arquitectura: Forma de la placa (Crucial): La PCB debe tener un formato alargado y estrecho, imitando un lápiz, puntero o varita mágica (dimensiones sugeridas: 20-22 mm de ancho por 100-120 mm de largo). Integración a ...
I need an embedded-software specialist who can take my collection of Wi-Fi and LoRaWAN gateways and assorted sensors and knit them into a single, production-ready IoT platform. The job covers the full stack from firmware that runs on the edge devices through to the application layer that users will see. Core capabilities the platform must deliver: • Data collection from every gateway and sensor • Robust device management (on-boarding, remote configuration, OTA updates) • Built-in analytics so I can visualise trends and run simple rules without exporting data elsewhere You’ll be free to recommend languages, embedded RTOS options, and cloud back-ends, provided they reliably handle both Wi-Fi and LoRaWAN traffic and scale cleanly as more hardware is added. Deliverables...
I’m building a compact control panel that combines an ESP32 core, a membrane keypad, and a 3.5-inch TFT LCD. I already have functional requirements and rough block diagrams; what I now need is the full electronic design, ready for manufacturing. Scope • Power architecture: single regulated 5 V input with the necessary step-downs and filtration for the ESP32’s 3 V3 rail, back-light drive, and any aux lines. • Digital section: ESP32 module or bare chip with all pins broken out for firmware flashing, reset, and debugging. • Interfaces: matrix keypad connector and ESD protection, 8/16-bit TFT LCD interface, plus level-shifting where required. • Communications: I²C, SPI, and UART brought to headers for external sensors and future expansion. •...
# Request for Complete Micro-Robot Engineering Design & Manufacturing Files **Project:** Big Hero 6-Inspired Modular Micro-Robot **Maximum Total Budget:** KRW 500,000 (approximately USD 350–370, depending on exchange rates) Hello, I am looking for an experienced robotics, mechanical, and electronics engineer to design a fully functional miniature modular robot inspired by the microbots featured in the movie *Big Hero 6*. I am not looking for a concept design or visual 3D model only. I need a complete, manufacturable engineering package that can be sent directly to PCB manufacturers and mechanical fabrication companies. My goal is to manufacture **as many fully functional robots as possible within a total budget of KRW 500,000**, including engineering design, components, man...
1. Project Overview & Architecture The goal of this project is to design a set of modular, decentralized expansion PCB boards for grow tent automation. Instead of a rigid central mainboard, each expansion board functions as an independent node powered by a localized ESP32-C3 Supermini module, communicating via Wi-Fi/MQTT through ESPHome into Home Assistant. To reduce clutter and eliminate the need for multiple external power supplies, all boards will share a common power distribution concept: 12V DC Input (via standard 5.5x2.5mm barrel jacks or terminal blocks) with onboard step-down regulation (e.g., Buck converters) to supply 5V and 3.3V where needed, allowing a single 12V barrel power supply to be daisy-chained across boards. 2. General Requirements for All Boards Microcontroller: ...
Project Title: FPGA-Based Real-Time PCB Defect Detection and Localization Project Description: I am looking for an experienced freelancer to assist with the development of my ECE final-year major project, titled “FPGA-Based Real-Time PCB Defect Detection and Localization.” The objective is to develop an FPGA-based system that detects and identifies the locations of visible defects on printed circuit boards (PCBs). The proposed system should compare a reference PCB image with a test PCB image and use image-processing techniques to detect differences that indicate potential defects. Required Features: 1. PCB image acquisition or loading of sample PCB images. 2. Image preprocessing, including grayscale conversion and thresholding where appropriate. 3. Reference and test image...
A compact double-layer board in one of my units has started to misbehave and, unfortunately, the original CAD files are long gone. I still have a clean schematic with every part ID called out, so the information is there—it just needs to be turned back into a full set of manufacturing data so I can isolate and fix the fault. Here’s what the assignment entails. I will provide high-resolution photos of both sides of the board together with the schematic. Trace the copper, match every net to the schematic, and rebuild the layout exactly as it sits today. Deliverables: • Editable schematic aligned with the physical board • Fault-analysis notes pointing to likely trouble at power input Freelancers are required to provide a budget estimate based on images supplied. Once ...
Complete Layout review of a 12 Layer PCB
I have an ESP32-based circuit fully wired and documented in a handful of clear .png images. What I need now is a clean KiCad project that turns those pictures into a proper electronic schematic and a ready-to-fabricate PCB layout my daughter can actually build and use for her college assignment. All the parts, net names, and pin connections are already settled in the images, so there is no component selection or electrical guesswork—just accurate translation into KiCad. Because the board will be assembled and deployed, please route it as a real-world, functional design rather than a classroom illustration. Standard IPC constraints aren’t mandatory; feel free to apply your usual good-practice defaults unless you spot something that obviously improves manufacturability or reli...
need a small IoT device built that can read data from a Selec 500 UCI PID controller through its RS-485 Modbus port and send those values automatically to a Google Sheet via Wi-Fi. The device should: 1. Use an ESP32 board (low-cost, Arduino-compatible). 2. Take input from the RS-485 port of the Selec PID using a MAX485 module. 3. Host a Wi-Fi setup page (so user can enter SSID & password). 4. Send the PID readings (PV, SP, and OP values) every few seconds to a Google Sheet (via a Google Apps Script endpoint). 5. Work on 5V DC or USB power. 6. Be housed in a small project box or DIN rail enclosure for industrial use.
I’m looking for a freelancer who can help me perform SW updates to the Automotive Audio Amplifier. The parts are not in the vehicle and are located in El Paso. Here’s what I need from you: • Identify the correct update package for the hardware revision and regional SKU. • Prepare the setup for flashing using the directions from the Supervisor. • Execute the update, capturing logs so we can verify a complete, error-free install. • Follow required protocol to ensure traceability and ensure things are working properly. If you’ve worked with OEM infotainment systems, custom ROMs, or related tools such as ADB, QFIL, or OEM flashing utilities, that’s a plus. Required short term contract of 2-3 weeks (potentially future contracts depending on p...
Project Title: Active Power Filter for EV Charging Station – MATLAB/Simulink + Hardware Prototype Project Description: I am working on my graduation project, which is an Active Power Filter (APF) for EV charging stations, and I am looking for a Power Electronics Engineer to help me with both the simulation and practical hardware implementation. The project includes: * 3-phase Active Power Filter design * MATLAB/Simulink modeling and simulation * Control strategy and controller design * Harmonic compensation and THD reduction * DC-link design * Power semiconductor switches and gate drivers * Current/voltage sensing * Protection circuits * Filter component selection * PCB design * Hardware prototype implementation * Testing and troubleshooting * Comparing simulation results with ex...
Chcę ożywić mój ekran Waveshare, wyświetlając na nim własną animację. Posiadam gotowy plik GIF, lecz wymaga on konwersji do formatu obsługiwanego przez Arduino. Mogę dostarczyć grafikę także jako JPEG lub PNG. Twoje zadanie: • Przekonwertuj mój GIF (lub wersję JPEG/PNG) do formatu akceptowanego przez bibliotekę. • Napisz przejrzysty, dobrze skomentowany szkic Arduino, który odtwarza animację na ekranie Waveshare. Kod powinien działać na standardowym środowisku Arduino IDE i korzystać z dostępnej biblioteki.
Using 1,8-inch round TFT panels from I need the electronics and software ecosystem that turns them into a re-configurable display wall. With multiple matrices where each module clicks together, powers up, and appears as one continuous canvas. Hardware • Design a compact PCB for each display that carries its own driver, power conditioning and a Wi-Fi-enabled microcontroller so every tile can auto-discover its neighbours. - alternatively make it with one master control unit that can master multiple 16 display matrices • Provide an edge connector or other simple bus so power and data can daisy-chain when the tiles are slotted into a frame. • Supply full schematics, BOM and Gerber files, plus a reference back-plane/controller if you feel a master node will simplify thi...
I’m a hardware design engineer working on designing a BLDC fan controller for my company. I’m looking for an experienced professional to guide me through the design, implementation, and validation process. Your role will involve: - Mentoring and providing feedback on my design and approach. - Assisting in creating a control algorithm focused on energy efficiency. - Reviewing selected MCUs or gate-driver ICs for compatibility with the project. - Offering advice on firmware best practices and PCB layout details. - Sharing insights from your experience (e.g., chipsets used, challenges overcome). The collaboration will help ensure an efficient, stable, and reliable BLDC fan controller design tailored for our requirements.
We are looking for an engineer team which has a good PCB design skill with motor driver knowledge and experience with good programming skill. This project is to upgrade our current PCB(Old prototype: having some issues) to update version. We will make one prototype PCB to test. This machine has the following system: 1x main CPU (GD32F450IGH6) 1x AC motor inverter (RS485) Command input 1x sensor Up to 5x stepping motor ( synchronized, need fast movement) Up to 5x sensor 1 x DC motor 1 x sensor 1 x SBC( RPI) need to connect to main CPU ( need to have fast communication ) 3 x stepping motor 3 x sensors 1 x DC brushless (small ) 2 x stepping motor 3 x COM to other device Ethernet We will send the current prototype PCB info induvidually when we decide to proceed. Current prototype ...
I need a system to switch on 8 servo motors at equivalent intervals of 10 seconds. Requirements: - Control method to be determined (microcontroller, software, or manual switch) - Experience with servo motors and control systems - Ability to ensure precise timing and coordination
I need a skilled PCB designer to convert my existing through-hole PCB, designed in Fritzing, into an SMD PCB for production using KiCad. The design works great, but I need it to be SMD. Requirements: - Convert the following components from through-hole to SMD: - ICs (including ESP32, A7670G modules, and charge controller) - Use of standard footprints for all SMD components. Ideal Skills and Experience: - Proficiency in KiCad - Experience with SMD PCB design and layout - Familiarity with the specified components (ESP32, A7670G, charge controllers) - Attention to detail and accuracy in design Please provide samples of previous SMD PCB designs.
iPhone Battery Management System inside-out and can work across software, hardware, and firmware layers to alter the way battery health data is reported. The goal is to change the internal metrics that feed the Health section in iOS so the device shows revised capacity, cycle count, and related statistics without triggering errors or safety lockouts. Can you make a Custom device that can be use on a factory level,hat helpful to change battery health and cycle by just connecting the battery BMS only. Scope • Reverse-engineer or otherwise access the BMS firmware and its data pathways. • Modify the algorithms or calibration tables that calculate battery health. • Validate the change on real hardware so the phone operates normally under charge, discharge, and idle state...
Hello PCBWay, I need you to design and supply a fully assembled, programmable PCB for a battery-powered motion recorder. I do not have a schematic and cannot solder components myself. Please check whether an existing design could be adapted to reduce the cost. **Shape and size** - Rectangular PCB with rounded corners. - Standard credit-card dimensions: 85.60 × 53.98 mm. - Keep the PCB and components as thin as practical. - A separate flat LiPo battery will sit behind the PCB. Please keep the battery area clear of tall components. **Hardware** - A low-cost, low-power microcontroller that I can program myself. - An onboard 3-axis accelerometer and 3-axis gyroscope. - Two assembled push buttons: 1. Power on/off. 2. Start recording; press the same button again to stop and save. - One pro...
Custom compact PCB derived from the Arduino Nicla Vision hardware architecture Main MCU: STM32H747 Retain:- GC2145 camera - IMU - Wi-Fi/BLE - external flash/memory required by the original design - USB programming/data - battery charging - battery monitoring/power management Remove:- onboard microphone - onboard VL53L1CB ToF sensor - unnecessary expansion/connectors not required for the final product Add PONO TSD50 LiDAR- UART communication - dedicated power supply - 4 solder pads: VCC / GND / RX / TX Battery:- 1S Li-Po - approximately 350 mAh - battery remains permanently connected One momentary push button for:- system power ON - controlled shutdown/OFF One USB port must support:- battery charging - firmware programming - USB communication Battery must be able to charge even when t...
I need a production-ready PCB for an industrial ranging device that will be integrated into larger automation machinery on our factory floor. The board has to combine three core capabilities: robust signal processing of the sensor data, reliable high-power outputs to drive downstream actuators, and on-board wireless communication for status reporting and firmware updates. The footprint must stay within 80 mm × 60 mm, operate from a 24 V DC rail, and meet industrial EMC/EMI standards (EN 61000 family). A multilayer stack-up with controlled impedance traces for the RF section is expected, along with generous creepage/clearance on all high-current paths. Deliverables • Schematic (Altium or KiCad) • Fully routed Gerber/ODB++ files ready for fabrication • Annotated ...
## Senior PCB / Electronics Engineer – Independent Final Review of Completed KiCad Board I am looking for an experienced electronics/PCB engineer to provide a **final independent second opinion** on a completed 4-layer PCB before I manufacture the first five assembled prototypes. **Budget: approximately £20–£30 fixed price.** This is **not a design-from-scratch job** and I am not expecting a lengthy formal engineering report for this budget. What I want is an experienced engineer to spend some focused time reviewing the completed design, identify any obvious or serious remaining risks, and tell me whether they would personally be comfortable sending the board for manufacture. ### Current status The board is **SP-MB1 Rev B.1** and has already undergone extensiv...
IoT / Mobile-Web Control Interface Engineer IoT / Mobile-Web Interface Engineer - Smart Hardware Prototype Project Description: HappyMat(TM) is developing a smart interactive physical product incorporating embedded electronics, sensors, LED lighting, a digital display, Wi-Fi/Bluetooth connectivity, and other interactive features. We are seeking an IoT / Mobile-Web Control Interface Engineer to develop a simple control interface for HappyMat Prototype #1 and collaborate closely with our embedded/firmware engineer. Primary Responsibilities: • Develop a simple mobile-friendly or web-based control interface. • Communicate with the HappyMat embedded controller over the selected Wi-Fi/Bluetooth architecture. • Provide basic controls for applicable prototype functions. • C...
Embedded Systems / Firmware Engineer Project Description HappyMat(TM) is seeking an experienced Embedded Systems / Firmware Engineer for HappyMat Prototype #1. You will be responsible for the prototype's embedded controller, firmware, sensor integration, LED control, digital display, wireless communications, and associated hardware/firmware integration. Primary Responsibilities • Develop and configure the embedded controller and firmware. • Integrate pressure/presence sensing. • Integrate addressable LED lighting. • Integrate the digital display. • Implement Wi-Fi connectivity. • Implement Bluetooth/BLE connectivity. • Support camera, speaker, and microphone integration. • Coordinate with the IoT/interface engineer where applicable. • Tr...
Busco un ingeniero de sistemas embebidos para el desarrollo del firmware base de un MVP en fase pre-semilla. El proyecto consiste en la integración en laboratorio de un microcontrolador ESP32 WROOM programado en C++ (FreeRTOS / Arduino IDE) que coordine la lectura de sensores y la activación autónoma de actuadores de seguridad urbana. Requisitos técnicos del sistema: • Gestión de Energía: Modos de bajo consumo (Deep Sleep) y activación por interrupciones físicas GPIO externas. • Integración de Sensores: Matriz térmica I2C (AMG8833), micrófono digital I2S, sensor ultrasónico de distancia, termistor digital DS18B20 y sensor digital de conductividad/presencia de agua (detección de desbordamien...
I am looking for an experienced Electronic Engineering Freelancer to design a custom, compact, all-in-one PCB for a premium adult collectible display base. The board will be manufactured using standard Turnkey PCBA (automated assembly), so the design must utilize readily available components from standard libraries (such as JLCPCB / LCSC component libraries). Core System Requirements: 1. Microcontroller Core: Integrated ATmega328P-AU (TQFP-32 surface mount package) with a 16MHz crystal oscillator and supporting circuitry. Programming/power interface must be a surface-mount USB Type-C port linked via a CH340G/C serial converter chip. 2. Power Architecture: Direct 5V DC power delivery completely driven over the Type-C USB interface (bypassing battery circuitry entirely). Must include a surfa...
I need a simple, single-board PCB layout created from an already completed and fully tested Fritzing (.fzz) project. The circuit logic, components, and pin mappings are 100% verified on a physical breadboard. This is a very quick micro-task for an experienced electronics engineer. The design is an ultra-low-power Smart Irrigation Sensing Node using an all-3.3V power architecture. Key Specifications & Pin Mapping: • Microcontroller: Arduino Pro Mini (3.3V variant) • Radio Module: LoRa Ra-01 (Antenna area must be kept completely clear of copper traces and ground planes). Pin connections required: NSS to D10, RST to D9, DIO0 to D2, plus standard hardware SPI lines (D11, D12, D13). • Power Input: Direct 3.2V LiFePO4 Battery connection to the Arduino VCC rail (Bypassing the ...
I'm looking for an autonomous mobile robot design specifically for delivering medicines within a dynamic hospital environment. The primary goals of this robot are to ensure safety during transport and to allow for quick access to medicines via open compartments. Key Requirements: - Lidar-based navigation system - Safety of transport as the primary objective - Design should include open compartments for quick access to medicines Ideal Skills and Experience: - Expertise in robotics design, particularly for autonomous mobile robots - Strong knowledge of Lidar navigation systems - Experience in designing for safety in dynamic environments, particularly in healthcare settings - Ability to create user-friendly, efficient access points for delivery systems If you have a background in robo...
ESP32-Based Wearable Dementia Safety & Voice-Reminder Prototype Project Overview I am looking for an embedded systems / IoT developer to build a single functional prototype of a wearable device called Mitra – Wearable Guardian for Dementia Care. This is a student innovation/competition prototype, not a commercial medical device. The priority is to create a reliable, compact and presentable working prototype at a reasonable cost. I am specifically looking for someone experienced with ESP32, GSM/SMS, sensors, audio playback, PCB design and small wearable electronics. --- Required Features 1. Emergency SOS - Physical, easily accessible SOS button. - When pressed, Mitra should send an actual SMS to a pre-configured caregiver phone number. - SMS should contain: - Emergency a...
I need an intelligent power extension designed to enhance safety and monitoring. The extension should be compatible with standard wall plugs. Key Requirements: - Temperature Sensing: A separate module to sense the temperature. - Power Control: Automatically cut power supply if temperature exceeds a certain threshold. - Status Indicator: A buzzer with light indication to show contactor status (red for off, green for on). Ideal Skills and Experience: - Experience in designing smart electrical devices. - Knowledge of temperature sensors and power control systems. - Familiarity with integrating buzzers and light indicators. - Background in working with standard wall plug systems. Please provide samples of similar work done.
### Patent Writing & Technical Documentation Specialist I am leading a team of engineers, and we are currently developing a new product that we believe has strong potential for patent protection. We are looking for an experienced freelancer who can help us turn our engineering concepts, technical documentation, and invention details into clear, well-structured patent materials. ### What we need The freelancer should be able to: * Understand and analyze technical concepts and engineering designs * Work closely with our engineering team to identify potentially patentable aspects * Organize technical information into a clear invention disclosure * Help prepare patent descriptions, claims, and supporting documentation * Review and improve existing technical writing * Conduct patent an...
4-Layer ESP32 Hardware Optimization & Thermal Simulation (Current: 85% Schematic) ===================================================================== PROJECT BUDGET & BIDDING TERMS: • Budget: Strict Fixed Price between $40.00 USD and $70.00 USD. • Selection Criteria: The best, most technically sound proposal strictly within this budget range ($40 - $70) will be awarded immediately. • NDA Required: A signed NDA is mandatory prior to releasing existing KiCad schematic source files. • Notice: Bids exceeding $70 or generic placeholder bids will be ignored automatically. • Anti-Spam Check: Start your proposal with the exact passphrase: "TITAN-VALIDATED". ===================================================================== ### Project Overview: We ...
I need an experienced hardware designer to develop a vibration sensor for machinery monitoring. Essential Requirements: - Design a robust vibration sensor - Ensure accuracy and reliability for industrial environments - Provide a detailed technical specification Ideal Skills and Experience: - Background in sensor hardware design - Experience with industrial application requirements - Proficiency in relevant design software and tools Please share your portfolio and relevant experience in your bids.
I’m starting this project from a blank canvas and need a skilled PCB designer who can take my functional requirements (which I’ll share once we kick off) and turn them into clean, production-ready documentation. The board must be a double-layer design populated exclusively with surface-mount parts, so tidy routing, tight footprints and thoughtful component placement are essential. Your first task is to build the full schematic from scratch, validating part choices along the way. Once the schematic is locked, translate it into a compact two-layer layout that respects standard DFM guidelines and any component-specific recommendations in the datasheets. Deliverables I expect: • Complete, well-annotated schematic file (Altium, KiCad or Eagle—whichever you work fastest ...
pcb desinigng around SoC and have experience in VR headset development
Young adults are letting ChatGPT draft their texts and hard conversations. Here's why it's obvious and what actually works instead.
OpenAI's model broke its own security test and attacked Hugging Face. Here's why AI still can't test AI safely.
Huge opportunity for ongoing work from a massive new Freelancer project