Schematic will be provided to the freelancer that is awarded this job. An NDA is required. Please see the attachment before quoting and make your quote the final dollar amount that you will accept to do the job.
very small compact Eagle project that needs to be routed professionally
Hi, We have a requirement to build a Solenoid driver circuit. Specifications 1. Total Number of solenoids: 30 2. Solenoid specifications a. Rated Operating Voltage: 12v b. Rated Current: 0.8A c. Power Consumption: 9.6 watt 3. The solenoid will be driven by a 3.3v rated microcontroller like ESP8266 or ESP32. 3. We will buy external DC power supply according to provided specifications. Deli...
* PROJECT SUMMARY * 10 (ten) US dollars per hour to learn Arduino or ESP32. Yes. Really. You are not dreaming. You do *not* need any experience. But you must be very intelligent. * MY FIRST CHOICE COUNTRIES * Bosnia and Herzegovina, Montenegro, Albania, Serbia, Kosovo, and North Macedonia. * MY SECOND CHOICE COUNTRIES * Romania, Moldova, Ukraine, and Belarus. * MY THIRD CHOICE COUNTRIES * Argen...
I've a circuit, it takes analog signals and amplifies with an Opamp. I need to take this signal when it is above a certain threshold via PIC, make some process and then store data into a external flash memory. Programmer person should look my circuit diagram, if needed to add extra electronic component for stable ADC he/she should tell me. The software project must be done in accordance wit...
Please read this in detail This is an existing project, we are looking for maintenance and feature upgrades Looking for someone that has experience in a very Large Arduino codebase, using Visual Studio for the code atmosphere. This robot uses XBEE and BLE 5.0 for communication, with PID , using a tablet IOS or Android for control. Please only apply if you have a ton of experience in Arduino and...
You must speak conversational English You must have at least 30MB internet download speed to watch live stream of machine working We currently use Visual Studio to program the system, Arduino IDE cannot handle size of system. We have a device that rotates 360 degrees, and has a 12 Volt, 100Amp battery on it. [登录来查看链接] mini The code base is very large, at least 80K We have XBEE Pro on the arduino,...
I'm trying to make a simple UV data logger for a uni project. I am having trouble successfully finding/connecting to a few sparkfun VEML6075 UV sensor breakout's that I'm wanting to read values from. I have the VEML6075s connected to SD/SC ports on the Adafuit TCA9548A multiplexer using a UNO R3. When plugged in all UV sensors are lighting up and appear to be connected properly. How...
Purchased a Raspberry pi 4 and Gyems gimbal motors. the Gyems RMD-S-7025 motors use rs485 communication. What I need is some simple coding to test the motors. I have tested the motors via the motors own test app so I know they work but I am now looking to get them working with Raspberry and python code. So if there is someone who understands rs485 protocol and can get raspberry and coding in pytho...
full duplex, self-healing, light-weight, fast and dynamic mesh. Nodes can be variable upto 50. root node should be able to connect to router and communicate with it. Also root Node should be dynamic.
I would like to hire a Matlab expert to simulate a two wheel robot. You need the following skills: Matlab. PID and state space control. Arduino programing.
It Is needed to design PCB for device on stm32f429igt6 mcu, with 10 inch tft LCD (datasheet sent by request for interested freelancers) with resistive touch panel (for control and HMI) to show values from sensors. Device has 6 ADC of transmitter (4-20mA or 0.5-5V output) and alarm system as Buzzer and Speaker for playing wav - files. All tech requirements and details you may see in attached file. ...
Sine Wave Inverter Capacity 900 VA, Rated Power 756 W Supports single [登录来查看链接] for sensitive appliances with Sine wave out-put. Three Stage Charging for safe & efficient charging and longer battery life. 4-step battery type selection. long life with overload protection with auto reset power conditions with rugged technology design for high performance and longer back-up time. Supports the ECO...
A Wireless Bluetooth Streaming Speaker circuit design Portable Wireless Speaker which has good connection and 360° Stereo Sound with Powerful Bass & Mic. The various voltage and current rating should be present including input and output values and supply data. The technical information is necessary with the circuit diagram.
To use Atmel Studio 7.0 to simulate the behaviour of the ATmega32A microcontroller
Hi everyone, We are looking for someone who can write some code for the ATSAME70Q21 microcontroller. There is need to implement the following subjects: *PWM *ADC *CAN bus *GPIO *PID controlling PM me for more details about the project.
I have purchased a very inexpensive measuring tool that measures 18 meters. I would like to improve on it. Make it smaller and more accurate. I need someone who understands how to design horns for ultrasound, transducers, amplifiers, pcb design and coding.
an automated growing project with a few sensors, relays, switches and lights everything is in the text file below.
I am looking to have Wireless LoRa sensors coding to transmit readings from a sensor. The chip will need to send out a DC signal and read the DC input value transmitting this data over a LoRa network and output to a reporting platform. This will be a one of coding contract for a new start-up company which may lead into further coding contracts. For further information please contact me.
Hi We are looking to develop a simple communication Module. We want to Use LORA RA02 which should be communicating in 1 : N using a PIC micro controller. In the sense the Lora RA02 should be addressable and each Lora should be able to communicate with each other. Preffered Microcontroller would be PIC24FJ256GA702 or PIC 18F4520 . We would be requiring the programme and Circuit Layout.
I need a electronic PLC programmer. [Removed by Freelancer.com Admin for offsiting - please see Section 13 of our Terms and Conditions]
Phát triển hệ thống MDVR. Từ SDK phát triển, chỉnh sửa firmware phù hợp cho các module trên thiết bị.
We are looking for someone to put together an adafruit based concept demonstrator prior to manufacturing
Hi guy's, I want to build a bldc motor controller with DRV8353 as driver and STM32F746vt as controller... I have the hardware board.. I need an experience man with exp in drv driver, to make the basic driving code to drive the motors.
Hi, We are looking for electrical circuite designer for creating an emergency calling box. The calling system should work with GSM-OFC-WIFI modes. We need only circuit design, we will get manufactured the same at our own. Attached the image for the purpose , please refer and ping me for more details. Thanks
I would like to develop a dispenser with a touch screen, from prototype to production.
We are looking for a very talented engineer (or team) that can create a high voltage, bipolar DC to DC converter supplying voltages up to 1200Vdc. We are needing a small compact design that doesn't use transformers in the design. We will share further details of the design later.
I will do the hardware side of the system software. Integrations of ST or Microchip company will be used. - Modbus RTU 485 - Modbus TCP/IP - Information transfer will be provided wirelessly using Wireless (Esp8266 HTTP sever, MQTT, Router Mode), and wired using RJ45 connector Port, 10/100 Mbps speed, Modbus / TCP, TCP / IP, UDP, DHCP, Bootp, SNMP, HTTP, CGI, SNTP, SMTP protocols. Maybe later, comm...
PLEASE NOTE ***THIS IS A PART TIME 20 HOURS PER WEEK POSITION*** We are a self-development company helping people achieve more goals in their life. We are looking for an electrical engineer willing to work on an exciting new product development project to shape the development of the first minimum viable product. The electrical engineer that will be hired will have specific knowledge or experie...
It Is needed to design PCB for device on stm32f429igt6 mcu, with 10 inch tft LCD (datasheet sent by request for interested freelancers) with resistive touch panel (for control and HMI) to show values from sensors. Device has 6 ADC of transmitter (4-20mA or 0.5-5V output) and alarm system as Buzzer and Speaker for playing wav - files. All tech requirements and details you may see in attached file....
we have a project that require a very lite pcb board 6 inch by 6 inch with distribution of power to 384 points on he board , each point can get one of 4 different low voltage power level of current each time , this distribution and controlled by a programmable IC and data connection to the IC with a wifi connection
making a customized key fob with passive rfid tag and readers.
We are looking for an expert in high-speed PCB design to help us primarily with routing high-speed lines on our 4-layer board: GbE ethernet, USB, HDMI . The schematic is complete and the PCB has components placed. We're working with Eagle 9.5.2, so any work should be backwards compatible. Items needed: -Route traces per best practices (impedance match, equal length, minimize crosstalk) -Make...
Looking for an interface to control a robot either from the local network or the internet. We would like to use a router in bridge mode to connect to the local network. You are welcome to suggest components. A raspberry pie with camera is one possibility. We are looking for low latency. The ability to hook up a standard controller (PS3 or XBOX) We would like sensor data fed into the control interf...
Hello. Our machines use Siemens Simotion as motion controller and WinCC Scada software for the HMI. After a windows failure, we had to restore from backup, however the wincc runtime is not communicating with Simotion now. We need someone with the proper expertise with Siemens motion control systems to address the issue and fix it. Thanks
We have schneider PLC, we need this programmed using EcoStruxture Machine software. The controls is for HVAC purposes so controlling temperature, pressure and actuators.
Project to create a environmental monitoring unit. We want a "rough" estimate of cost for such a project. Key features: KiCAD, STM32CubeIDE, C, Public software and hardware. Energy harvesting (solar cell + battery). Outdoor environment [-40gC, 40gC] Temperature, rain, sun sensors. Sound recording (for birds and pollinators). Ultrasound (? for bats) // Göran Hasse
circuit to Dim 240v dc light from esp8266
Modification of existing 8051 code and hardware to 1. automatically rotate stepper motor based on feedback from a photo-interrupter 2. read and display encoder counts 3. control temperature using 18B20 sensor 4. redesign of existing PCB important: candidate should be based in Delhi to be able to check code using existing hardware
need a mechatronics/electronics engineer to develop me a biometric actuator based lock in smallest size.
Necesito contruir una PCB que reciba señala analógica de 0-10v y me entregue una salida PWM 500hz dutty cicle regulable con respecto a la salida.
Looking for an individual to consult and program a Lora node system. I would like to make sure the data is being sent and received with consistency. The micro-controller that seems to be best would be a esp32. I would like the system to be low-cost. I am open to a professional recommendation. Transceiver: • Collect data from a HX711 ADC every 10 minutes [[登录来查看链接]] • Be able to run on...
Eu quero fazer um joystick com 10 push buttons, 2 rotary encoder e 2 micro switch. Já tenho todos os componentes. Tenho um código tbm e um esquema de conexão, porém são como exemplo e não estão adequadas ao meu projeto
Arduino,ESP8266 and android based watering system for plants which can control water supply locally or remotely via call/sms/ internet
Arduino,ESP8266 AND SIM800 based android app based advance security system to send alert to user on theft attempt in form of call and message
Automatic dialer activate by RF signal and audio amplifier
need a mechatronics/electronics engineer to develop me a biometric actuator based lock in smallest size.
A robot is usually an electro-mechanical machine that is guided by computer and electronic programming. Many robots have been built for manufacturing purpose and can be found in factories around the world. Designing of the latest inverted ROBOT which can be controlling using an APP for android mobile. We are developing the android app by which we can control the robot motion by using voice command...
need a mechatronics/electronics engineer to develop me a biometric actuator based lock in smallest size.
Vreau sa dezvolt un convertor DC/DC, cu 2 iesiri, una de 12V si una de 5V. Acesta trebuie sa fie controlat de catre un uC care sa poata comunica cu alte placi
