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need a walkie talkie with simple electronics used

Hi3670 TV Box We need to develop two PCBAs for TV Box First - [เข้าสู่ระบบเพื่อดู URL] Form factor SoM (system on module) with SODIMM (father) connector and no more than 12 x 8 cm, based on devboard Hikey970. The main function is a single-board computer OS Android / Linux Consist of base parts: CPU / SoC Hi3670 (hiSilicon Kirin...

I need to develop a system which will gater the magnetic energy and convert it into electrical energy. The hall effect sensors size is limited to 2mm which is inserted into a round object. There are at least 8 Hall sensors which need to be inserted and all of them need to gather the energy into the same PCB Board. The Board need to have connectors (at your choice) which need to be positioned at e...

I need plug and play solution whereby the RPI auto-boots on power-up and has two main functions: mains (220VAC) power detection (yes/no) and break beam detection (broken/unbroken). The RPI needs to detect an "OK" state (220VAC = yes and break beam = unbroken); and a "Fail" state (either or both of 220VAC = no and/or break beam = broken). Upon detection of "Fail" sta...

I am looking for a programmer that has a good knowledge of C and Python to program a project for me. The programmer must have a good understanding of hardware as this is required for the project. The devices used will be an Arduino mega 2560, a A9G GSM/GPS module and a Xbee 3G module. I will give more info to the selected programmer.

DSP Design PCB with Gerber Files Microcontroller Mosfets Working Parameter Displays Programmable parameters Settings of Current, Voltage inputs outputs frequency etc

Looking for a circuit design which will do the following 1) Be powered by USB 2) Present as and Communicate via WebUSB (Example of a project using this is here - [เข้าสู่ระบบเพื่อดู URL]) 3) Be able to drive two vibration motors 4) Motors are controlled via WebUSB commands/serialIO If you are able to provide the circuit design but not the firmware/software please make this clear in your bid. Wil...

Look for a freelancer to write code for any 8-16bit Microchip controller to drive OLED display (Newhaven display). I need to design a real time clock that will allow for me to set a timer when to power a small mini actuator motor forward and backwards. So I should be able to set On timer and Off timer to activate through 3 Buttons using the display. The PIC IC and Display specs are loaded

Ability to program in Python, a raspberry pi 3, controlling a l298n motor driver for a 12v dc motor. Also program 2 separate raspberry pi zeros, to be used as a wall controller, with 4 tactile switches, each to a dedicated I/O. for controlling, (Operation (Up and Down), Vacation lock to disable operation, Bluetooth pairing switch ( to communicate with the main operator. ) and a Light switch. The ...

Looking for a developer to write a simple custom application in two stages. The hardware has two microcontrollers. The (target of this project) PIC18F46K22 is the slave microcontroller that needs to take commands via serial from the master microcontroller. The PIC controls several IOs (analog inputs, buttons, etc), an LCD display and a 4G Telit modem (ME910) The PIC needs to take commands from t...

You will be asked to write a small program using UART in assembly The project is very small so you will get 8€

i wanted to control both linear stage actuators attached to two stepper motor with arduino and nextion display screen. it should be controlled by changing displacement values through butons in the nextion touch screen that will allow the stepper motor to rotate and move the actuator linearly according to the value which is entered. Nextion display : 1- two buttons (one up & one down ) to rise...

HW schematics using ORCAD capture STM32H7 basic setup ( oscillator ... etc) USB port 4 connectors for i/o (10 pin each) debug port for STlink step down dc/dc 40v to 5V step down dc/dc 5v to 3.3v all this base on the existing connection I made on Nucleo h743zi2

We work on building IOT devices and systems. We are hiring freelancers having knowledge on Node Red, ESP32, Raspberry Pi, MQTT Protocol, Arduino.

Must have - mbed online compiler experience - [เข้าสู่ระบบเพื่อดู URL] I am running c++ code on my local machine which is working fine. The code take csv file as input argument and print (N,O,A,~) any one of these character on execution. I want to run same code on mbed online compiler with FRDM-K66F board. And it should generate the bin file which I should be able to test on my hardware board. ...

[เข้าสู่ระบบเพื่อดู URL] would like this project simplified and tested for arduino. using ebay modules and parts its probably as simple as winding 2 coils and using an opamp ?

Hi everyone, I'm looking for an embedded developper to write code for the Atmel ARM ATSAME70Q21 Controller. The program needs to drive 6 PWM Channels. The duty cycle of the pulses is dependent of multiple ADC channels. The ATSAME70Q21 has to communicate with other devices over the CAN bus interface. PM me for more details about the project.

IOT Project C# , / C create a small Application to communicate with water meter with SIM Card, GPRS with online portal for send receive data.

My work is to give me resolve the error I get with Wi-Fi module. Help me to resolve the issue

Fixed 15$ budget. 8085 Microprocessor expert is needed. Details will be discussed via chat.

I need help finding a supplier and processing orders for the delivery of an Android printed circuit board (2,4,8 core) with LVDS signal output. I buy about 150-180 units every 30 days. Price and delivery time are important Logistics, Manufacturing, Product Sourcing, Supplier Sourcing

I need sample android app in android studio which should have a "box" to get and send data from the application (few words), this is the first step after that I need to get data from sensors. I also need sample code for ARduino Mega is connected with esp8266-01 which communicate with android app to send/recive data through wifi

Schematic and PCB with Kicad Some of Peripherals: * Ethernet * some I2C * IO inputs * expansion * Analog input * battery port * out/in audio * microphones * speaker out * usb host * 3 buttons All details will be provided in the initial conversation.

I am looking for a freelancer who has Good experience in freertos and PIC 16bit MCU. requirements as below 1. Port Freertos V10.x on PIC24FJ256GB206 2. Project should be compatible and working with USB host bootloader of microchip EZBL 3. A sleep function should be implemented to make the mcu sleep and can wake-up from defined external interrupts

I want to design for me using LOGISIM - A clock of 24hr format, which shows the hour, minutes, and seconds. - An Alarm, the user gives the circuit a time, and when the selected time arrive, a buzzer will active or a LED or something similar. - A stopwatch with two buttons, start and reset. You can get all of them from internet, the idea is to organize them and make them well arranged + explain e...

I need c programming expert in microcontroller programming code

Logic and circuit work need to be done

I constantly developed and market embedded systems and I need to find freelancers who are part of my team to develop the code for microcontrollers like arduino. I also require the design of electronic circuits and pcb design (print circuit board)

I am looking for this to be small in size and can be powered by external power from vehicle battery but also an internal battery so when the truck is off, there is still trickle power to send GPS pings every hour. The board needs to be housed in a weather proof cover. Needs to have GPS module, LTE module to add 4g simcard to it, small digital screen, USB ports to take a keypad, camera. Board needs...

Simple project, just displaying temperature and vibration on a App on a smartphone from an ESP

Need a PLC programmer for a water treatment system.

Hello, we looking for a interface project in order to communicate through modbus RTU/RS485 to a UART/ASCII device.

Greetings from Indus, We are looking for someone who can make complete IoT Gateway using Raspberry pi and Extension Shield. we need different features in raspberry pi gateway like: 1. Offline Dashboard using HDMI (means user can see real time data even without internet ) 2. Send data to cloud using HTTP for remote monitoring. 3. Data synchronization during internet failure( means raspberry pi wi...

Need an expert for nRF52840 firmware developer who is familiar with GAP/GATT profile and low power management.

Supply of code for arduino, well commented, and related electrical connection project for: • Arduino 5 remote controlled outputs; • connection and management of remote controls from LAN or GPRS network; • 220 volt AC network presence control, and in case of absence for more than 5 minutes activation of a specific output, • 220 Vac alternating current measurement; • measure...

Searching for Electrical/Automation Engineer who can Design circuit diagram and do ladder Programming of Mitshubishi GOC 35 PLC.

I am looking for a firmware developer who has experience with STM32F4 (STM32F407ZGT6) for writing a CNC Router Firmware that can accept HPGL/PLT files over bluetooth as an input. We currently have an closed-source firmware from a Chinese manufacturer but we rather have our own version to avoid any supplier issues. How much work do you think is required for this? Is there any open source CNC firm...

Please read the attached specification. Thank you.

PCB design and 8051 programming with source code for weighing scale indicator