Microcontroller Jobs

A microcontroller refers to a small computer on a single integrated circuit consisting of a CPU, clock, ports and memory. These chips are designed for small or dedicated applications. They are used in engine control systems in cars, medical implants, remote controls, power tools and toys. Your business may need help with designing microcontroller chips. You can find such help in the form of freelancers willing and able to do microcontroller work right here. Simply post your job today to get started! Hire Microcontroller Developers

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    84 jobs found, pricing in USD

    Hello freelancers, Its needed to design a sensor node that its used to get the weight(as a bathroom weight scale up to 200kg and a resolution of 50 grams), temperature/pressure/humidity and location then transmit the data via the Lora module. This HW shall run on battery, so overall its requires a low power consumption. The transmission range shall be up to 10KM(~6 miles). To complete the proje...

    $774 (Avg Bid)
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    43 bids

    A fidget spinner with loaded sound/music which plays in loop on rotation. Rotation start - Music plays Rotation stops - Music stops There are many bluetooth speaker fidget spinner in market. But none let us control the music. The aim is to be able to control the music with the action of fidgeting. (Like a cassette player)(eg - Play, Pause, Stop, Fast forward, Reverse). Sound can be generated mech...

    $79 (Avg Bid)
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    2 bids

    - Industrial specification experience (required knowledge of industrial parts and noise) - OrCAD input possible - OK if simulation is possible (not required) -Main functions STM32 RAM and Flash USB, UART, I2C, SPI, reset, GPIO, Power management part

    $972 (Avg Bid)
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    9 bids

    I have extended the BCGMCU Reference Design attached to communicate via STM32WB55 chip. I have printed the custom PCB designs via JLCPCB and have had the boards assembled. I am looking for a developer to write the firmware firmware that relays the incoming BCGMCU payloads via ZigBee 3.0. 1. The firmware will allow the device to "pair" to the ZigBee Coordinator 2. The firmware will relay...

    $136 (Avg Bid)
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    4 bids
    Assembly 8086 Project -- 2 6 days left
    VERIFIED

    DISCLAIMER: This project has to be completed BEFORE 13th Jul, 2020 +3:00 GMT, only if you think you can do this, place a bid. Hello. I need a project written in assembly 8086 language with the following specifications: Let's suppose you have a PPI chip to interface with a 4x3 keypad. (An example 4x4 keypad is attached in picture (1), the only difference is that this keypad has 3 columns only...

    $50 (Avg Bid)
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    1 bids
    simple Arduino design 6 days left
    VERIFIED

    Project is the software for a simple automation using Arduino Uno, 3950 thermistor, TM1637 display. Project can be completed in around 3h by an experienced programmer. Details will be provided to selected freelancers for final quotation.

    $76 (Avg Bid)
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    28 bids

    We want to have Arduino or any low power board running on solar energy(with good battery backup). Ardunio should wake up on absolute time using RTC like 1:00 AM, 2:00 PM, and is configurable(it can be running on every hour's 1st minute). Once it wakes up it should perform a routine(around 10 sec) and go back to sleep for low battery consumption. Deliverables: 1) Arduino with RTC integration...

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    7 bids
    arduino airsoft century gun 6 days left
    VERIFIED

    century gun using arduino and SOD image detection library. [login to view URL] would like active/predictive tracking for fast moving targets using 28byj stepper motors. looking for a coder with freetime to dedicate to ironing out the wrinkles within budget. would also like to get this working for moving platform like drone or rc car requirements arduino due deadline 2-3 months

    $275 (Avg Bid)
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    13 bids
    I need firmware developer 5 days left
    VERIFIED

    I need to develop firmware for my scara 3d printer with omnidirectional wheel. More details and existing code is shared via chat.

    $48 (Avg Bid)
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    5 bids
    C++ covert value 5 days left

    I want to send a temperature value with a microcontroller to an existing backend. For example: 43 1E = 3.5 (Celsius) Measurement value Temperature value (max 2bytes [float16], min 0bytes) So what I need is convert my value as float16 hex 2 bytes that’s all. Requirements Language is C++

    $40 (Avg Bid)
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    19 bids

    I need to create a project that can connect to MQTT via Ethernet + WiFi. -Both interfaces should get an IP address -Need to publish/subscribe to MQTT via both interfaces. If wifi goes off, ethernet should maintain the connection. If Ethernet is unplugged, the WiFi should maintain the connection. Project should NOT be in Arduino. We need to use ESP-IDF v4.2.

    $1169 (Avg Bid)
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    48 bids
    Assembly code for 68HC11 5 days left
    VERIFIED

    Help me code in assembly for this microcontroller

    $148 (Avg Bid)
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    14 bids

    Generate an Arbitrary Delay using a Single Loop Generate a 1 M Cycle Delay using a Nested Loop

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    3 bids
    Automated Press 5 days left
    VERIFIED

    PLC Programming Modification - Click PLC and C-More HMI installed at factory. Insert Frequency Drive motor and pressure logic control in system. Program PLC for system. Advise on systems modifications. Change / finalize electrical drawings as needed. Advise on equipment selection.

    $23 / hr (Avg Bid)
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    I need to implement payment methods (bill and coin acceptor) to an esp32 module. I need a library and schematics about conections.

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    3 bids

    Working on a prototype 3D printer using raspberry pi and a Arduino.

    $1232 (Avg Bid)
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    20 bids
    BQ25703a library 5 days left
    VERIFIED

    Hi, We have a TI BQ25703A library (find datasheet attached) that is partly written. We need a firmware developer that will follow the same format and add the rest of the functions required for this chip (except OTG functions) It is connected to an STM32 via I2C but you will write this code in a platform agnostic way as we have provided wrapper functions for I2C. The library needs to be document...

    $272 (Avg Bid)
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    8 bids
    BQ25703 library 5 days left
    VERIFIED

    Hi, We have a TI BQ25703A library (find datasheet attached) that is partly written. We need a firmware developer that will follow the same format and add the rest of the functions required for this chip (except OTG functions) It is connected to an STM32 via I2C but you will write this code in a platform agnostic way as we have provided wrapper functions for I2C. The library needs to be document...

    $222 (Avg Bid)
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    7 bids

    Request "Need small pcb designed with a CSR8670 Bluetooth IC or module, programmed with product name/ID and some features configured in Aptx low latency firmware. Pcb will include smd audio amplifiers, connections for external power, led, volume control etc. CSR/Qualcom bluetooth experience prefered.

    $503 (Avg Bid)
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    27 bids
    Weed remover robot (Arduino) 5 days left
    VERIFIED

    Hi All, I need someone to help me develop a robot that can detect weeds and remove it on pavers/tiles outdoors. When it detects weed, it should rotate a motor that slashes away the weed. I am thinking to use a Arduino Sense 33 BLE with tinyML to train a machine learning model to recognize the tiles it is driving on and only drives on the tiles (Avoid driving on grass, small rocks etc). If you have...

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    I am in need of live RFID based attendance system and live video surveillance

    $329 (Avg Bid)
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    12 bids
    BLDC MOTOR 5 days left

    BLDC Fan Motor, Design of BLDC MOTOR FOR RLECTRIC FAN

    $129 (Avg Bid)
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    8 bids
    Vivado 2018 project 4 days left
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    hI i want to work on vivado project

    $516 (Avg Bid)
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    24 bids

    I am currently using several Adafruit boards in conjunction with an Arduino Nano 33 IoT to power and log data from a pressure sensor. See attached image for the electronics schematic. I would like to just have one PCB to replace all components shown in the schematic, apart from the BMP388 breakout board, which must remain separate. If it is not possible for the Arduino to be combined, then it is a...

    $124 (Avg Bid)
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    52 bids
    SMART DISPLAY 4 days left
    VERIFIED

    In this project I developed the software for 8051 microcontroller which received data wirelessly and displaying in dot matrix display board which is useful both for industrial and commercial information displays

    $3 / hr (Avg Bid)
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    3 bids

    Development of embedded code and firmware for stm32F767 development boad: Input signal: 2 identical analog signals with time delay. Sampling rate: 50K. Data length: 10K. DSP: Removal of DC offset, Low-pass filter, zero-crossing, FFT, rms. Output to LCD: rms level, time shift. Output to USART: raw data, rms, time shift, FFT.

    $328 (Avg Bid)
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    17 bids

    Hi we need Pure Sine Wave Inverter ferrite core transformer please only experts design details in chat. thanks

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    18 bids

    need someone who has experience in circuit maker software

    $12 / hr (Avg Bid)
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    15 bids
    develop an IOT product 3 days left
    VERIFIED

    we are looking to develop a voice activated tracking of assets/physical objects. this solution works with ALEXA, GOOGLE ASSISTANT and helps users track and store physical items on shelf's around the room/house/spaces. When responding to the job answer these questions to be considered: - what alexa, google assistant IOT solutions you have built? links, code, pcb designs - what technology stac...

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    Hi there! I am looking for someone to help me build an element for a control panel in an escape room I am building. I would like a panel with 4x 100mm faders, each with its own 3-digit number display module. I would like it to be programmed so that when each of the faders are positioned to a predetermined value, the system triggers a relay. The value on each fader must be exactly correct in ord...

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    VHDL Firmware Expert needed 3 days left
    VERIFIED

    I've FPGA based ADC/DAC board. Currently I'm looking for an VHDL expert using Altera(intelFPGA) tool. Please share your experience in the proposal. Which FPGA chip did you use before?

    $978 (Avg Bid)
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    NC 8 channel board 3 days left
    VERIFIED

    I need someone to modify an open source 8 channel EEG amp. The design needs to be slightly updated from the OpenBCI project. It needs the radio receiver changed to a WiFI and the ability to charge a battery added to the specs. I need it tested with the OpenBCI software to demonstrate it works. The project is for a research program with limited budget.

    $2228 (Avg Bid)
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    24 bids
    STM32 project 3 days left
    VERIFIED

    A small code support for STM32F103C8, on STM32CUBEIDE whenever data comes from UART2 to be sent to UART1. Whenever data receives from UART1 port operations to be performed based on command received. It should have programmable Device ID

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    need to make schematic or hardware design (analog and degital) that should work efficiently the cost is negotiable based on complexity

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    i want efficient and compact lead acid battery charger circuit design. with liquid crystal display and current setting knob and battery setting(voltage setting).- (12v-24v-36v. 10A)

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    10 bids

    I have project related to ESP32 development board using communication as bluetooth to turn off and turn onn motor from mobile application

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    9 bids

    I want someone to designed a 134.2khz RFID Reader and Antenna which can read animal 134.2khz RFID tags at a range of 1 meter. The module will be required to transmit data to an arduino board(or similar). Here is a commercial product which does the same thing: [login to view URL] The job is to design a schematic for the PCB for the EID reader and a simple design for the antenna. Enclosure design...

    $125 (Avg Bid)
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    This project works as follows: the user scans a predefined qr code and is directed to a conversation via whatsapp, after the dialogue the attendant sends the user a QR code image. The user goes to an acrylic box where the Maxi-BIT camera is positioned, it processes the qr code and validates it in a cloud application, the same one in which the attendant registered the qr code, if the qr is valid , ...

    $19 / hr (Avg Bid)
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    I'm working on product development for my startup and require 30 accelerometers in order to track a lot of precise movement. For the prototype I am using the MPU-6050 on the GY-521 breakout board, but realized that the SDA/SCL pull-up resistors are far too low. I'm wiring the boards in parallel, so the resistor values need to be 30x higher. The attached JPG shows which resistors I'm...

    $108 (Avg Bid)
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    19 bids

    I have project related to ESP32 development board using communication as bluetooth to turn off and turn onn motor from mobile application

    $22 (Avg Bid)
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    11 bids

    We are looking for experienced firmware developer in a Z-Wave IoT field, familiar with 700 Z-Wave SDK and Silabs ZGM130, for a long term project. The project includes development of an API over SPI / I2C, for communication with host microcontroller. An important requirement is, the programing to be done in compliance with all Silabs requirements and able to pass the Silabs certification process. ...

    $22 / hr (Avg Bid)
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    Need to build a compact PCB layout. I will provide sensor layout for heart rate sensor. I need to have a compact design, which is very easy to do. I am planning to put it around the finger for the user. Battery+PCB+BLE+Sensor

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    Linux i.MX6 module i2c help 2 days left
    VERIFIED

    Looking for a Linux programmer for my IOT device based on [login to view URL] module. i2c drivers need to be adjusted and make it workable with my custom PCB. sound, LED, crypto, Touch panel. most of them already listed as attached components just need a test program to make sure functioning as intended. Only apply for this job if you fully read this and have experience with i2c devices on [...

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    5 bids
    nrf52840 specialist 2 days left
    VERIFIED

    looking for a specialist to build a firmware for nrf52840: 1. Going to sleep (System On Mode). 2. controlling PWM 3. Controlling Step motor controller 4. communicating with i2c eeprom 5. measuring voltage using ADC using native code (Not arduino or any). thx.

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    I want to monitoer current and voltage and power factors of 3 phase and generator different alarms when failure of any phase i want its remote access on mobile phone and also display on pc

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    Arduino Yun 2 days left

    Hello evry Body, How can i run https on the Arduino Yun using uhttpd or Apache server both on Openwert( the Linux distribution on the Arduino Yun). my goal is to call up a webside with https. I've been trying to do this for days, but I can't get Test-Call have to be: https://<arduino-yun-ip>/sd/<arduino_project>/test.php..ich have used this link: [login to view URL] but i...

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    Logical Circuits, located in MD is looking for a highly experienced PCB Designer to generate accurate footprints using the PADS software tool. After a comfort level has been established with the vendor, additional service opportunities would be provided such as component placement, routing, etc...

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    Need Arduino nano based custom PCB with 8 to 32channel voltage reading to I2C output in single circuit process Read voltage of battery cells range between 8 to 32 and send voltage of each cell along with total voltage data using I2C. custom parts - voltage converter of 24v - 120v input to 5volt output for powering this circuit - connector for each battery cells voltage wire - USART port for chan...

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