电子 Jobs

Circuit design for increment decrement

Our company is looking for a Licensed Electrical Engineer, PE that would review our hazardous location system for consistency and compliance, ultimately issuing a stamp/seal of approval.

For taking tuitions of my children

We are looking for experts in Electrical Engineering

work with remote support to troubleshoot loss of signal on TV

Hi, I've got a research project that consists of connecting these iot devices to an app, and will work toward building a dashboard with visualization. This job will basically be done by me, but I would need all the help I need, in the area of reviewing my project details and actual coding. The first task is to connect Arduino to a pc and configure using Sketch and code editor to perform c...

I am looking for freelancer from China/Taiwan having experience in designing 230 V AC to wall mobile charger with power delivery 3.0 and QC 3 or QC 4.0. I am located in india and I want to produce in india

want to hire a smart projecter designer and developer for developing a smart projector with a particular operating system and specific features with a given specific design

Hi, I need help building a prototype. I need an arduino with an rf reader connected. The rf reader should detect a tag (either passive or active) when its 1.5meters away and make an LED connected to the arduino blink for 10 seconds. Can you build this for me?

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need someone who can handle microwave related task in electronics

Salve, cerco un collaboratore per sviluppare un piccolo progetto per gestire delle radio nrf24l01+ in trasmissione e ricezione bidirezionale. Il progetto verrà poi inglobato in un firmware che io sto scrivendo e che deve compiere molte altre funzioni, per cui tutte le procedure dovranno transitare dal main, esempio TX(); chiamato dal main, completate le funzioni TX si torna al main. I det...

The board consist of an LED light and a piezo electric buzzer attached to the side. It also has a battery but I will attach it myself. i was hoping to get this done within a couple of weeks. Here is a schematic let me know what you think. would you be able to program the CPU so that it receives a signal?

PT Caleb merupakan perusahaan yang bergerak di industri oil dan gas

HEY I WOULD LIKE TO HIRE AN EXPERT ON ELECTORNIC AND UNDERSTAND FPGA TO HELP ME WITH MY PROJECT.. MORE DETAILS ON CHAT

Will need assistant on ongoing basis for various electrical engineering work. Should be skilled in Applied Probability Electronic Development & Circuits Applied Electromagnetics Please message me with questions

Hi, so i have a rpi 4 setup for my home irrigation, i also have a bbq outside which i would like to add a temp probe and use a bbq open source software so i can log in on wifi and check the bbq temps. There is lots of rpi open source bbq software but not sure how to use with my temp probe i have.

Nuestra academia online necesita un profesor/a de electronica digital con conocimientos de Reparación de telefonos moviles. El cargo supone supervisar cursos ya creados de Electrónica digital y de Reparación de teléfonos moviles. Deberas corregir ejercicios, incentivar a los alumnos y proponer pruebas parciales o finales.

1 - Perform communication between Arduinos using the RS-485 physical medium, read an analog and digital variable as an example. 2 - Make the communication code between the master and slave and comment on parts of the code that are important. 3 - Make the connection diagram, you can use the proteus ISIS to make the communication if you want!

We are an organic food company considering diversification into renewable energy. The site we have proposed has been assessed as suitable for a wind turbine and we are now hoping to submit a application to connect to the national grid. The application requires a draft electrical single line diagram of the proposed facility detailing all significant items of plant and their values including relev...

For our laboratory test devices we need to have a dedicated board to drive a stepper motor. The stepper motor is 28BYJ-48. Currently our device has the ULN2003 board comming with the motor an Arduino Nano two touch modules as buttons and three LED's. The board is supplied from an external batery connected using a plug. We need help to create the PCB for this electroics so that we can order t...

Recently I had a custom PCB designed and fabricated. I have not been able to get it to work and the designer I hired through Freelancer is no longer responding to my emails... :( I am new to this world and have very little experience trying to trouble shoot things. I am looking for someone to help me with the error codes I am receiving and help me get things to work as needed. Attached are t...

- Basically, the device is using GPS, GSM, and a SIM card. The device will help locate anybody quickly. So, the GPS technology to locate and GSM receive a predefined message from who has the device. It will send the GPS location through an SMS. Also, the users of the system can specify the range to be in; if the person exceeds the limited zone, an alarming message will be sent to the relative. - ...

I have a project for Electronics. If you are interested in this project, then please discuss the details through the chat. I share my project only with invited freelancers. So, sorry for others. I hope that others don't waste bids. Thanks.

Hey there. I would be glad when I can work with you! Best regards, Stefan Make motor driver with L298N. Switching circuit with KICAD Layout with KICAD BOM-Bill of material. Write Part model, digikey Article Number. Must be deliverable in digikey for one piece. Price for 1 pc (digikey)

Searching for someone with practical experience creating amplified circuits and corresponding Arduino sketches to accurately a proto-type. I will be assembling the hardware and testing. Need someone very knowledgeable with ultrasound to help. If you are not 100% familiar with maxsonar (single TR) type designs, please do not apply. Need appropriate voltage step up and op amp circuits. Must be...

I have some work that needs analysis electrical engineering with R programming knowledge

Hi, we are looking for Inverter Designer. only bid if you have experience. thanks

I have a native Android app that currently streams RTMP. I need the successful freelancer to:- 1) Select an appropriate arduino unit (i.e. board, ports, components and case) to use for this project 2) Embed the native code into the selected arduino unit 3) Change the native code from streaming RTMP to streaming WebRTC 4) Write a simple react-native app that can read and display the WebRTC stre...

pcb designer for integrating with esp32 and sensors integrate NXP-lpc54628(LPC54628J512ET180E) quectel m66 with ESP32 and following sensors. 1] DHT11 2] Accelerometer 3] Gyro 4] Pressure 5] Vibration 6] Gas sensor 7] Moisture

the bullet can hit the balloon against the wall

Handling precutions :- If power to this product is cutt-off due to a power failuer etc. When it is in a controlled state, residula pressure

I need to know if there is a way to send commands to the control units of a vehicle to act on the brakes. If so, what will be needed? Can some one help me in this project ? I need to brake the vehicle by sending commands. Is it possible maybe using microcontrollers?

Designing fire alarm systems for twenty years for the UL market place looking for an experienced PCB designer to make changes to GERBERS files "two". To change the look and physical size of the PCB.

Create simple arduino library to use PCA9674PW I2C I/O expander * method Init(Wire &I2cBus, bool AddressSwitch1, bool AddressSwitch2, bool AddressSwitch3); we want to have I2C as reference. The i2c wire will be declared and initialised in main project and referenced only because we need to share I2C with another devices declared in main project. * Method SetOutputs(bool Out1, bool Out2, boo...

Create simple arduino library to use Display DEM 256128A FGH-PW with ST7565 (datasheet included) * method Init(Wire &I2cBus, bool S1, bool S2); we want to have I2C as reference. The wire will be declared and initialised in main project and referenced only. S1 = LCD pin D6 S2 = LCD pin D7 * Method WriteText(uint_8t Line, uint_8t Column, uint_8t Size, string Text); We need up to 5 sizes...

I need an embedded system designer to design a nano PCB to control following component ( a brush motor , led light, Infra Red sensor for collision detection , Altitude sensor , RF sensor for command ) . Having power source from a lithium ion battery and charging circuit for that . The circuit should be very light weight .The controller should be programmable to control all components . The desig...

I have three products for filmmaking made by the same manufacturer (Zhiyun). A remote (1) that was made to work with (2) a gimbal called Crane 2, but it doesn't work with a newer version of that gimbal (3) called Crane 3 Lab. All three devices support wireless operations, including with apps, and use Bluetooth technology. Crane 2 uses Bluetooth 4.0 and Crane 3 uses Bluetooth 5.0. I would like...

connect the camera to white jack to green socket of component to screen then do recording

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I would like To learn how To troubleshoot and repair led/lcd/plasma tv online

Hello. I'm looking for a MATLAB expert, I am trying to build a microcontroller(PIC18F45K20) operated calculator. I need to build a physical calculator, so I am also looking for an electronics engineer for circuit design. I want to have a simple instruction for this project, I do not want a simulink demo. *This caculator does not operated via Aduino. * This calculator must be potable *This...

I need a library for .net microframework which includes HTTP AT command sets

I'm working on an IoT prototype based on Arduino. Ultimately I’m looking to send an image to an ePaper display through a local network (or over the internet). To successfully create this code you will need an IT8951 board or be familiar with it. The goal is to use an ESP32 board to receive the image wirelessly from LAN (ideally from POST from a webserver) and pass it on to an IT8951...

I'm working on an IoT prototype based on Arduino. Ultimately I’m looking to send an image to an ePaper display through a local network (or over the internet). To successfully create this code you will need an IT8951 board or be familiar with it. The goal is to use an ESP32 board to receive the image wirelessly from LAN (ideally from POST from a webserver) and pass it on to an IT8951...

The job is complete the code part of an already existing app , that controls mesh smart lamps via bluetooth. thre is some futures needed to be added , described in the attached document. creating the ui/ux is not needed. the arduino programming of the esp32 microcontroller is already done by someone.

I have prototype product for esp32 and now I wan't pcb design for esp32 shield. I expect that you are professional for pcb to get it printed without any problems. In the end shield would be 18 screw terminals, power jack connector and place for esp32 dev board. Also size should match my spec. I want that project is done in easyEDA and also shared ther with me. I will hired again people when ...

I need to create sketch in arduino ide which will communicate via GPRS and WiFi on ttgo t-call board (esp32, sim800l) to firebase. Also communicate firebase with alexa and google home.

I want a custom pcb designing to hold Raspberry Pi 3 compute module. The board will require: 1 x DDR2 SODIMM RAM Connector which must be TE CONNECTIVITY 1473005-4 micro usb power in 5v @ 3A 2 x type a usb connectors full size HDMI output CONN_02X60 connected to +5v, GND, SND, SCL real time clock + battery Included is a simlair project and data sheets that may be of use as a basis for this cus...

It’s a homework with 3 questions only and i want the solution today because the deadline is after 4 hours