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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    1,122 jobs found, pricing in PHP
    arduino help 6 days left

    i need just a short help about Arduino and interupts

    ₱1155 (Avg Bid)
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    12 bids
    Simple PIC12F1822 Project 6 days left
    VERIFIED

    4 x TACT switches connected to four inputs. Send a string on Tx output pin in response to which button pressed. Blink LED when command transmitted.

    ₱1469 (Avg Bid)
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    A small circuit board maximum dimensions are ( 40mm x 40mm ) 2 Relay Channel to control lights which takes input from a regular light switch. The lights are using only one line (Single way switches) to be controlled so this must be considered in the design. The circuit will be having ESP8266 as its core so a programming interface must be introduced. and HLK-PM01 AC-DC 220V to 5V with a 3.3V r...

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    MCU circuit 6 days left
    VERIFIED

    i need of a MCU circuit that manage 2 analog outputs and a digital trimmer

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    24 bids

    The circuit is not to be designed on a development board. The circuit should be a complete circuit that can be implemented directly. We need this circuit for a Wearable Glasses Design. The circuit should have: ~ MCU/MPU ~ Two Buttons (First for Power on/off and Second for Time Delayed Action) ~ 2 Cameras working simultaneously ~ Mic & Speaker (Bone Conduction) x 2 ~ GPS & GSM Module - 4g V...

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    hardware Design 6 days left

    vhdl code for wireless adhoc network and its implementation in FPGA,

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    programming has to be done for atmega32 and raspberry pi the project is home automation and the programmer must have knowledge of network communication using rf ( NRF24L01 )the programmer should be able to send and receive messages using RF

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    obd chry00 6 days left

    i need some person whos develop softwear and hardwear for obd2 protocol for cars , i have some project working but i need add more things and change the way to do it, i hope some programmer can do it, thanks

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    microcontroller software and electronic desgn

    ₱1837 / hr (Avg Bid)
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    38 bids

    Looking for someone to port Linux software and build a complete working prototype device ST2100 SoC based board with a TDA!543T DAC 1. ST2100 SoC 2. No USB, HDMI, Wireless 3. HomePlug Powerline communications only 4. Dual Mono TDA1543T DAC, 2vRMS output 5. Linear, independent, isolated power supplies for DAC, SoC, clock and additional 2x 14v 1A output for Amp 6. OEM i2c Auth Chip (I'll send...

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    Build an device 6 days left

    i want a device that can send character to computer like "A","B" randomly.i want the device Plug & Play. Please bid on this post only if you have more that 2 years experience in core [login to view URL] bid will be reported.

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    i need editing 6 days left

    i am a site engineer, i need editing on plc/scada. expert should message only

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    I want to communicate with the automation machines via the MDB Protocol. We have an MDB Converter card designed to communicate with the MDB Protocol. Over Atmega328P has been used. We want the Communication Gateway and Cashless device parts of the MDB Protocol to work on our card.

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    This is an android application communicating with Arduino microcontroller project. The requirement consists of the android app to communicate with two sensors (light and sound). The lux sensor I using is TSL2561 and the sound sensor is Microphone Breakout Board. The application requirement for this project is android studio and Arduino. How the programs work? For the android app, It will scan f...

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    Raspberry PI Code V.2 5 days left
    VERIFIED

    PLEASE DO NOT BID IF YOU ARE NOT QUALIFIED. PLEASE DO NOT BID IF YOU DO NOT HAVE THE EQUIPMENT TO TEST THE CODE. We are already behind on this project due to 2 other Freelancers and we need it ASAP in order to meet our deadline. I have uploaded files that should explain the project better as well as a parts list and images of the hardware as it is currently built. DO NOT BID UNTIL YOU HAVE REA...

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    M5 Stack ESP32 5 days left
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    I need some help with a M5 stack esp32, I need to send some send some commands via bluetooth. And I need the M5 to control some motors.

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    My goal is to use a Particle Photon to alert me using [login to view URL]() when any of my (up to) 8 accelerometers are moved. Conserving battery power is important, as it will be outside and solar-charged. Wake-on-move is preferred. I have a Particle Photon, a Particle PowerShield, a TCA9548A multiplexor, and several LIS3DH accelerometers. I'm trying to use this but with multiple accelerom...

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    We want to make a device which has screen and can be connected to a cell phone via bluetooth. We also need an app which controls the data being sent to the PCB screen.

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    i need a device using microcontroller and pass data to computer.[Removed by Freelancer.com Admin - please see Section 13 of our Terms and Conditions]

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    Code Arduino 5 days left
    VERIFIED

    Hello I looking for an expert on Arduino for create some little app. Thanks you.

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    I need help getting the hang out of Picoblaze. What i have is a Basys 3 board, so I need to work in Vivado. I want 4-5 very simple examples to run with Picoblaze in a simulator and with output on the board. I don't know yet what version of Picoblaze to use or a specific IDE or simulator. I will need help setting up everything on my computer. I think the code must be written in some sort of as...

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    Thanks for being interested. I need a Arduino ROS Firmware a controllerboard and a ROS Node for the Raspberry Pi. I have a special Arduino controllerboard which will be plugged on the Raspberry Pi and should communicate over the UART Interface. The Arduino Dev. Board controlling special Servomotors with feedback function. I need a Arduino firmware which integrates the board into ROS and a ROS nod...

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    Thanks for being interested. I need a Arduino ROS Firmware a controllerboard and a ROS Node for the Raspberry Pi. I have a special Arduino controllerboard which will be plugged on the Raspberry Pi and should communicate over the UART Interface. The Arduino Dev. Board controlling special Servomotors with feedback function. I need a Arduino firmware which integrates the board into ROS and a ROS nod...

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    I am using an s7-1200 PLC. I need someone to write the ladder logic for it please. it has a master 3 position switch. Pump off.. Pump On.. Pump Auto There are 3 valves to control and there are 2 water level sensors. One sensor is full and one is empty. They are float type switches. Pump will turn on manual if selected, only if the low level switch is not activated. if the low level switch is ...

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    Motor Control 4 days left

    Convert C code to VHDL for BDLC, see attached datasheet. C code is available from TI website (or I can provide). Need to convert code, which is based on document into VHDL. Deliverables: VHDL code + working testbench + block diagram Need to be knowledgeable in Motor Control, C/C++ and VHDL.

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    orangeProjecct 4 days left

    I have to design and manufacturing the box to be capable to control the conditioner. Please discuss me how to make it. Thank you

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    Hello i want to make a project in which a motor should be controlled through wireless using bluetooth from phone. And we should be able to change the speed of motor through phone. and motor should be able to rotate somewhat heavy rotation of 10 kg. i have similar project reference [login to view URL] pls if u are able to do all of the above mentioned stuff then only contact

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    The task is to program a PIC16F887 or equivalent to read DS1990A serial number. If the serial number matches a pre-programmed serial number, do the followings for 30 seconds - 1) display the serial number on HD44780 or equivalent 16x4 LCD, 2) provide output to an output pin (say to turn on an LED) and 3) count the number of times an input pin reads an input, 4) display the counted number on the L...

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    We have an implementation of a raspberry pi communicating through I2C with two PICs. After working for some time (hours, days or weeks), one of the PICs or both are no more detected by the pi. Booting the pi does not solve the problem. We need to boot the whole system so it works again. We need expert assistance in I2C and raspberry pi to solve this issue, since we need this communication to be s...

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    We are looking for a Hardware Designer who can design an interface card that will convert a sensor output to an ADC input. the DAQ card has 8 inputs with ±1 V input range. Our 3 sensors need to be read by this DAQ and we need an inerface cards (like a preamp) compatible with the DAQ. one sensor has [±10 V] output with 0Hz-3000Hz bandwith one sensor has [±10 V] output with 0Hz...

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    I need firmware written for an attiny102. The requirements are simple. Monitor 2 inputs for a pulse and send out a pulse. With this logic IF PB1(pin 5) has no pulse for ~10 seconds OR PB2(pin 6) no pulse for ~2 minutes THEN Send 1 second low pulse on PB3 (pin 7). Tri-state before/after pulse Write code in atmel studio 7 project.

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    Dear all, thanks for being interested. I'm looking for someone who can write a small arduino firmware for reading and interacting with a 8bit UART half duplex string. The string consists of several parameters like a clear ID of the device and position datas. I would like to read these datas and controlling PWM Servos with them. If you are interested in it, and READ THE DESCRIPTION, please wri...

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    i' m looking for microcontroller programmer ( MCUs), include this keywords in your proposal to show that you have the key skills [login to view URL] if you can handle this software, [login to view URL] I only need the FLOW Code, for wireless to interface, app, computer program, 2G remote data controller in software simulation 100% success is required, NO ERROR, some warning please upda...

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    PCB Designer needed 3 days left
    VERIFIED

    I need a PCB designer who is experienced and have some experience in dealing with ESP32. I have a complete PCB design which is working however i need some modifications on them. I can share the modifications and it shouldnt be huge work as its only modifying few things as other things are already done. Currently the design is done in Altium so you should be proficient with Altium designer. After m...

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    I need code written for Arduino IDE for a nodeMCU…to send an SMS message to my Twillio account. Also code for Twillio to take the signal from the board and send a text message to my phone and to my customer’s phones that I can change for any of my customers. I want to have five inputs to a nodeMCU board: Three sensors and two push buttons. Of the three sensors: One counting cycles ...

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    We need the ultrasonic tube sealing technology to be incorporated in the filling machine that we are developing.

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    Wireless Charger & receiver 3 days left
    VERIFIED

    A 15W Wireless Charger And Reciver with every connectors and can work with any smart phone. Qi Latest standards, Best efficiency.

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    Arduino Project (Code) 3 days left
    VERIFIED

    Good day. I would like to make a puzzle bomb. I have the following hardware that I would like to use to run the program: Arduino Uno or Mega 5110 LCD Display DS3231 Real time clock 5 Photo resistors Hall effect sesnor Buzzer module/speaker The timer counts down for 60 minutes. Displayed in large numbers with minutes and second (timed from real time clock not from a delay function). The program s...

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    Currently working on a critical integration part of a prototype and need some help! The project consists of two parts: 1) Convert a 3.3v signal into an SSL secured HTTP request (using RaspberryPi or ESP8266 (NodeMCU)). Apparently Arduino doesn't have the power to compute the keys needed for SSL. 2) Write code to access the REST API, i.e. the CMS API which is an open source Content Manage...

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    I have a PCB which requires Step down voltage from 18VDC to 12DC I have used DC-DC convertor . Xp Power Model JCM3012S12 . But i am getting excess Ripple which is effecting Voltage OpAmp Voltage inputs to ADC. I need Help With design of a Noise Ripple Filter to remove this Noise . This Can be in Hardware filter or Software filter ie DSP or Both . I dont expect the freelancer to build the Fil...

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    We are working on a project for which we need complete development of a PCB using PIC MCUs. A running embedded c code with hex file needs to be produced which could be used in Proteus simulation software to test the working of PCB. Deliverables: Embedded c code, PCB layout/Schematic diagram. hex file, Proteus file. All other minor details and specifications will be discussed later.

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    We are looking for 1 or 2 programmers for an embedded application in C. This project includes the following components: ATMEL328P ESP12 SPI memory, SPI RTC I2C memory Radio modules Need to be very confident in C and have a clear vision of memory management and bootloader. Looking for people who are in China or quite close and available immediately.

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    Hi folks, I need a person who knows electronics and programming, to implement a simple USB device. - The computer will send 20-bits of binary information to the device, via USB - The USB device will do some simple operations. - The USB will send back 10-bits of information, also via USB - The computer will store the 10-bits, and repeat the loop with another 20-bits string. You are welcome to se...

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    post_https_esp8266_sim808 2 days left
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    I am working with modules ESP8266-01 and SIM808. Both can send HTTP post with sucessfull, but is required HTTPS. I need a freelancer that already have sucessfull on deploying Arduino with HTTPS (ESP8266-01 and SIM808). No fingerprint certificated method will be accepted, because the certificates are exchanged each 1 year.

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    I need a chain or arduino's, maybe more then 100 Arduino's even. I am not sure which protocol I like to use. I think I2C and also RS232 are options. Each Arduino needs a number of digital IO at least 16 or so. Each Arduino must be able to send short messages to the neighboring Arduino. The whole chain must be controlled by a pc.

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    The purpose of this lab is to design a VGA driver to display 256 different colors on a monitor. Two timing signals are generated in this system, vsync and hsync to synchronize the plotting of vertical and horizontal pixels, respectively. The color data of each pixel is generated using an 8 bit counter whose first 3-bits are for red, next 3-bits are for green and last 2-bits are for blue color data...

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    i want to make two pairs of wireless display by using rf modules so that each individual display has its own data data dhould not be coincide with each other

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    in the project there is a basic game. There are some walls placed vertically and an object slides and try to avoid crash these walls by using up and down buttons on FPGA. it is not mandatory to be a complex project. I need to have in a week.

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