Electronics is the branch of science and technology that makes use of the motion of electrons for accomplishing some tasks like information handling or device control. If your business is about electronics engineering and electronic circuits, then you will not have much time to focus on engineering aspect of your business. You can easily outsource electronics engineering to capable and willing freelancers as a matter of routine. Post a job today to find your electronics talented freelancer!

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    134 งานที่พบ, การเสนอราคา USD

    Needa fix bugs during upload of previousy working firmware and libraries on YUN, now crashing on YUN Rev2. URGENT need.

    $188 (Avg Bid)
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    Trophy icon Design logo #8051 9 วัน left

    I want to design logo for my company: - Business areas: Provide auto parts and automotive electrical repair services - Company's name: EUAS - Color: Red - Slogan: Công nghệ quyết định tương lai => Please use fonts that support Vietnamese as much as posible

    $10 (Avg Bid)
    รับประกัน

    Seeking writer With 2+ Years Experience in Bluetooth beacon technology We’re seeking a freelance writer with 3+ years in beacon technology to write copy to optimize our website to generate more inquiries for our company we work for. Ideally,you’ve been writing professionally for at least 3 years, and have knowledge in Bluetooth beacon technology. English is your native language, and ...

    $56 (Avg Bid)
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    5 การประมูล
    PCB Design FTDI 6 วัน left
    ยืนยันแล้ว

    Need to modify our current fully functional pcb design which includes 4 ftdi FT4232 chips. Need to add one additional FT4232 chip in same footprint and one usb hub chip controller. This is 4 layer board and size is is 56mm x 85mm. Please bid only if you have previous experience with ftdi chips.

    $200 (Avg Bid)
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    18 การประมูล
    Design a surveillance 32" Flat screen TV 6 วัน left
    ยืนยันแล้ว

    Our client requires a 32" flat screen TV with a hidden camera installed, the camera should be unnoticeable. Camera should be able to stream to the internet with little-to-no setup or maintenance required and be motion sensor activated, no local storage is needed, as it will be done on the cloud. The freelancer should send the design and specifications of the device. Our client will strongly ...

    $208 (Avg Bid)
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    Get Paid for Developing Application Notes -- 3 6 วัน left
    ยืนยันแล้ว

    We are paying for written application notes based on our configurable mixed signal ICs & integrated power switches. These parts are very versatile so there are many applications that they can be designed for. The application note should be a 1000-3500 word technical white paper describing an application and how it uses the part (ICs or integrated power switches). How to make the complexity o...

    $200 (Avg Bid)
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    I used DS4834 to control optical driver IC. I can give DS4834 code in C using IAR workbench IDE. What you need to do is modify the code to control the slave I2C device (optical driver IC).

    $134 (Avg Bid)
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    Electrical Engineer 6 วัน left
    ยืนยันแล้ว

    Need an EE who is proficient and is looking for a lot of work.. Current project is Class 3 medical device that will integrate a large motor, motor controller, 8 linear actuators, a custom (designed by said EE) interface board, and touch screen display. Previous work experience with FDA approved med device is ideal. Schematic + layout + firmware (extra credit) experience required.

    $52 / hr (Avg Bid)
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    18 การประมูล

    We Require an Electrical Engineer who can Design and Develop a Custom PCB and Guide Firmware development for RTOS based system We have existing design that needs enhancing and expanding to support additional ports and functions. We have multiple power transform functions to control motors , senses etc and require someone experienced to design PCBs All work is exclusive and a Non Compete Non Disc...

    $416 (Avg Bid)
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    15 การประมูล
    Receipt App Device 6 วัน left
    ยืนยันแล้ว

    The computers used at the point of sale would scan the items as normal The receipt would be generated as normal the items would be paid for as normal But when the receipt is to be printed on the thermal printer, we want the user to scan a barcode or some sort of identification. so the receipt is sent to a data base under the user's profile. The user signs in on the app and can see that receip...

    $155 (Avg Bid)
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    ESP32 with ESP-IDF OTA 6 วัน left
    ยืนยันแล้ว

    Hi, We would like to implement OTA using ESP-IDF (not Arduino). The project will have 3 stages: 1) Implement OTA using a binary file uploaded through form with an "upload file" field on a website hosted on the ESP32 (set as AP) 2) Implement OTA using a binary stored in the SPIFFS 3) Implement OTA using a binary stored in an external flash IC chip (NOR SPI flash) ESP-IDF has some examp...

    $200 (Avg Bid)
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    Program smart locker based on Arduino, Mqtt, SQL 6 วัน left
    ยืนยันแล้ว

    I would like to install lockers (12 locker boxes) which can be used for a certain time and opened by a code entered via a keypad which is only valid during the defined periode. Hence I require a code developed with the following functionality, hardware setup and by the use of Arduino IDE, Mqtt and SQL. Description of functionality: 1) The lockers shall be opend and closed by entering the code v...

    $210 (Avg Bid)
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    Embedded C Developer - Nordic nRF52xx 6 วัน left
    ยืนยันแล้ว

    We are looking for experienced C developer for embedded device. You will develop using OpenSSL secure communication and nRF52xx chip.

    $16 / hr (Avg Bid)
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    Control dc bus current using bi- directional converter 6 วัน left
    ยืนยันแล้ว

    Model bi-directional converter with battery to control dc bus voltage or current of stand alone system ( pv with boost converter , battery with bi directional converter and loads) , the controller must use double loop pi controller ( inner and outer controllers , using simulink

    $185 (Avg Bid)
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    Raspberry Pi Program. Pick to light and bluetooth voice announce 6 วัน left
    ยืนยันแล้ว

    I want a python or similar program that will run on a Raspberry Pi. Each Rpi will be fitted a stack of six, 8 relay boards ([เข้าสู่ระบบเพื่อดู URL]) - to drive 48 LEDs. The RPi will have a USB barcode reader attached. The process will be:- Read Barcode Make a database lookup for the barcode and in a MYSQL database and return a lookup value from another field in the same table. i.e. Lookup barc...

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    $61 การประมูลเฉลี่ย
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    Primarily I need simple code just for activation and measurement, with library for CJMCU-055. For that price, bonus. GPS L80 M39 Same task as first one, but if you have example where both are working on same project, please provide.

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    Temporizador digital para un juego de escape room. Crear un temporizador básico de 4 digitos (minutos y segundos) de 60 mínutos el cual empiece a correr cuenta atrás nada más se abre la tapa de la caja que lo contiene. (caja no incluida en el proyecto) Antes de abrirse dicha tapa el temporizador estará apagado. El temporizador se queda parado cuando se corta el c...

    $190 (Avg Bid)
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    We are a university research team developing characterisation methods for solar cells. For one of our research projects we need to short circuit a power supply at a speed of <1 us. The power supply will deliver a current of up to 40 A and a voltage of up to 60 V to a solar module and we need to short circuit the power supply to switch off the current as fast as possible. If there is another way...

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    I want to do a poc raspberry pi or arudino or any other controller poc to detect home fire/smoke beeps Challenge : Should able to detect 50 meter. Shoule able to filter other home noise/talk/ music etc should only detect beep sounds

    $221 (Avg Bid)
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    Sistemas de control energético en industria y edificios de servicios realizando proyectos a medida para cada cliente con la herramienta PoweStudio Scada de Circutor. Implementación de nuevos proyectos y ampliación y mejora de los existentes realizados en los últimos 10 años por consultoria energética.

    $30 / hr (Avg Bid)
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    3 การประมูล
    Siemens PLC programmers from Bangalore 5 วัน left
    ยืนยันแล้ว

    1 washing machine needs to be fine tuned with Siemens PLC programming...

    $112 (Avg Bid)
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    I want a mechanical design of a system which can actually be used for push pull application.

    $360 (Avg Bid)
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    8 การประมูล
    Enclosure Design for a PCB 5 วัน left
    ยืนยันแล้ว

    We are going to design a PCB 9cmX5.6cm, mounting holes are 8.4cmX5cm. it needs a plastic enclosure. We are expecting a 2 piece design as follows: 1. A bottom cover which has guides for correct placement of PCB. 2. A top cover for mating with the bottom cover with screws or using a snap-fit mechanism (open to suggestions). This enclosure will have multiple connectors as shown in the attachment. ...

    $175 (Avg Bid)
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    Flashing multi devices using olimex-jtag nd openocd 5 วัน left
    ยืนยันแล้ว

    I need someone to help me fix my config file. Im right now can sometimes flash the whole 6 devices in a daisy chain but most of the time i fail. Im not familiar with this field so its difficult for.

    $88 (Avg Bid)
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    4 การประมูล
    LA CHAPALITA 5 วัน left
    ยืนยันแล้ว

    I NEED AN ELECTRIC DIAGRAM OF ELECTRICAL SERVICE INCLUDING LOAD AMPS FOR ALL PANELS, CONDUCTOR AND CONDUIT SIZE AND PANELS, GROUNDING ELECTRODE SYSTEM, SCHEDULES

    $212 (Avg Bid)
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    5 การประมูล
    matlab coder 5 วัน left

    adaptive signal processing for acoustic feedback cancellation in hearing aids

    $399 (Avg Bid)
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    Access Control System 5 วัน left
    ยืนยันแล้ว

    An access control system based on Raspberry PI, using RFID (RC522) to read a tag, verify if ID exists in mysql database, if it does - log the activity in mysql and trigger relay to open the door. I would also like a camera to activate and record, motion sensor based - when someone is at the door.

    $149 (Avg Bid)
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    Make Interactive 2D Model Simulation for Electrical System and Mechanical System. Where I can push buttons and see what happens. And if a pumps fails it will show the fault in the simulation. Must be professionally made based off my schematics. I will provide schematics. Need it done in 2 days. You will need to be able to read and understand the aeronautics electrical system schematics and system...

    $118 (Avg Bid)
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    3 การประมูล

    Make Interactive 2D Model Simulation for Electrical System and Mechanical System. Where I can push buttons and see what happens. And if a pumps fails it will show the fault in the simulation. Must be professionally made based off my schematics. I will provide schematics. Need it done in 2 days. You will need to be able to read and understand the aeronautics electrical system schematics and system...

    $110 (Avg Bid)
    $110 การประมูลเฉลี่ย
    2 การประมูล

    Looking for a qualified Electrical Engineer or Computer Engineer. Must have experience in Embedded Hardware development, debugging and fault finding and using test instruments. Must also have experience in Embedded Software development, firmware writing in C, more specifically be proficient in writing codes for 8/32 bits microcontrollers (Atmel/Microchip). Familiarity with RTOS in embedded contro...

    $439 (Avg Bid)
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    Bee skale with arduino and GSM module 5 วัน left
    ยืนยันแล้ว

    Bee scale: Components: - GSM module Arduino nano Dht 22 Load scale. Must receved SMS after call the module. more detail in privat

    $52 (Avg Bid)
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    The project goal is the implementation of a Verilog module to interface a high-speed ADC (250MSps) using DDR. The IO/delay shall be dynamically adjusted after reset thru a test pattern match using a test mode of the ADC. As part of the project a simulation test bench needs to be set-up to verify proper function of the interface.

    $1345 (Avg Bid)
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    Adding more axis's to grbl for Arduino 5 วัน left
    ยืนยันแล้ว

    Arduino grbl can run 3 axis's + 1 spindle. I would like a programmer who knows grbl well enough to add two additional axis and is knowledgeable enough to expand the arduino I/O in order to run all axis's on the Arduino at the same time.

    $518 (Avg Bid)
    $518 การประมูลเฉลี่ย
    5 การประมูล

    Make Interactive 2D Model Simulation for Electrical System and Mechanical System. Must be professionally made based off my schematics. I will provide schematics. Need it done in 2 days. You will need to be able to read and understand the aeronautics electrical system schematics and systems and make the interactive working 2D Model System. You will need to be able to easily explain "teach me&...

    $183 (Avg Bid)
    $183 การประมูลเฉลี่ย
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    $162 การประมูลเฉลี่ย
    13 การประมูล
    New electronic MDB hardware to be build for vending machines using RPi 5 วัน left
    ยืนยันแล้ว

    I have old cigarette vending machines that still uses the RS232 protocol. Now these boards is old. Its unstable, and will not support new systems like Nayax. How these old vending machines currently work. 1. Stackerless Note reader 2. Only gives R1, in change(very frustrating) 3. Old arcade type coin mech. 4. Cant use MDB note readers or coin mechs. 5. Cant use Nayax. 6. Max price of only R99,00...

    $1312 (Avg Bid)
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    7 การประมูล

    Make Electrical System Simulation Model. Must be professionally made based off my schematics. Need it done in 2 days. You will need to be able to read and understand the aeronautics electrical system schematics and make the working virtual model system. You will need to be able to easily explain "teach me" how the system works including fault diagnosis. You will need to load the working...

    $239 (Avg Bid)
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    Electrical Engineer with software design experience to Make a Working Virtual Model of an electrical system system that shows the system operation and what happens to the system when faults occur. It will have motors, switches, circuit breakers, sensors, lights on the switches that show power or fault or off, etc.. You will need to be able to read and understand the aeronautics electrical system ...

    $341 (Avg Bid)
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    Learn and understand an Aerospace Electrical System Schematic and be able to easily explain "teach me" how the system works including fault diagnosis. Must be available during Pacific Standard Time daylight hours. Don't bid Unless You are an expert in Avionics Electrical Systems. Must have more than 5 years Aerospace Electrical Avionics Engineering Experience. Must have good reli...

    $30 (Avg Bid)
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    Development Board selection & Firmware development -- 2 5 วัน left
    ยืนยันแล้ว

    Project requirement include the following: ***** Selecting a ready to use development board for testing purpose. ****** Firmware will control the following: 1) 7 inch capacitive touch screen 2) 3 Servo Motors with 230 volts AC drivers 3) 6 Stepper Motors with 24 volts DC drivers 4) 1 Analog input/output (To control an external PCBA) 5) 2 Digital Sensors When user click on each button in touch...

    $1027 (Avg Bid)
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    Build a small powerwall 5 วัน left

    Hi there, I like to experiment with a small powerwall system. On that I can connect to a generator (for example a revolt generator) that is connected to a small Solar panel. I have a holiday house and I want to generate power to the generator and powerwall when I am away. That way I can use the power I made easily the one or two days I am usely there. At home i also have a 17x350wh Solar panels ...

    $277 (Avg Bid)
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    $21 - $177
    0 การประมูล
    generate verilig code for quartus ii program 4 วัน left
    ยืนยันแล้ว

    I have a de1-soc fpga board ([เข้าสู่ระบบเพื่อดู URL]) for the detail. currently i have difficulty id generating code for image processing for my image. I have a completed matlab code that include the image and filtering kernel. I need the code to run into my fpga board.

    $35 (Avg Bid)
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    Need the C code of the driver of I2C for Atmel microcontroller. I have uploaded a application note of atmel/microchip you just need to implement it in keiluvision.

    $59 (Avg Bid)
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    Development Board selection & Firmware development 4 วัน left
    ยืนยันแล้ว

    PLEASE NOTE: This is NOT a PCBA designing /development job. Project requirement include the following: ***** Selecting a ready to use development board for testing purpose. ****** Firmware will control the following: 1) 7 inch capacitive touch screen 2) 3 Servo Motors with 230 volts AC drivers 3) 6 Stepper Motors with 24 volts DC drivers 4) 1 Analog input/output When user click on each butto...

    $671 (Avg Bid)
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    10 การประมูล

    So I have designed and made a prototype of a device that uses a Picaxe chip to control a vibration motor. I now need this to be condensed onto one small board What need to be done Battery to voltage regulator Voltage regulator to Lipo Batterty controller Lipo battery controller to Picaxe 08m2 chip Resistor between two pins on picaxe Picaxe pin to vibration motor

    $157 (Avg Bid)
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