Raspberry pi voltage data logger työt

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    2,000 raspberry pi voltage data logger työtä löytyi, hinnoittelu EUR

    Please include descriptions of 1-2 most relevant projects delivered. *Also as part of the offer please provide comments to the 2 questions at the end of this description Linux Raspberry UDP network and serial communication component 1. Product to be done: a basic communication component handling low-volume, ca. 20-100-byte command messages with rather relaxed performance requirements. The messages will be coming on a non-regular basis from a few clients over a Wi-Fi local network, typically say 2 clients. There is no need to confirm the messages in either way. Consequently it seems that UDP is the right protocol to be used (to be confirmed by the contractor). 2. The server should also support its part of a detection mechanism that should allow the clients to automatically detect t...

    €547 (Avg Bid)
    €547 Keskimäär. tarjous
    13 tarjoukset

    *Please include descriptions of 1-2 most relevant projects delivered. *Also as part of the offer please provide comments to the 2 questions at the end of this description Linux Raspberry UDP network and serial communication component 1. Product to be done: a basic communication component handling low-volume, ca. 20-100-byte command messages with rather relaxed performance requirements. The messages will be coming on a non-regular basis from a few clients over a Wi-Fi local network, typically say 2 clients. There is no need to confirm the messages in either way. Consequently it seems that UDP is the right protocol to be used (to be confirmed by the contractor). 2. The server should also support its part of a detection mechanism that should allow the clients to automatically detect...

    €526 (Avg Bid)
    €526 Keskimäär. tarjous
    20 tarjoukset
    Raspberry Pi Zero: Real-Time Data Display 6 päivää left
    VARMENNETTU

    I am in need of an expert to connect a Raspberry Pi Zero W with a 2.4 inch RPi display made by SHCHV Company. Your primary task will be to: - Ensure that the Raspberry Pi Zero W is correctly interfacing with the 2.4 inch RPi display - Set it up to display I have tried but the screen is always white- images attached. Ideal Skills: - Extensive experience with Raspberry Pi (especially Zero W model) - Proficiency in programming languages used with Raspberry Pi - Knowledge of real-time data display methods - Familiarity with SHCHV Company's 2.4 inch RPi display

    €7 - €20
    €7 - €20
    0 tarjoukset

    ...Keselamatan dan Kesehatan Kerja (OSHA). Tingkat standardisasi yang diperlukan sudah maju. Artinya, SOP harus rinci dan spesifik, sehingga tidak ada ruang untuk ambiguitas atau penyimpangan dari standar yang ditetapkan. - Sumber Tenaga Listrik adalah : Perusahaan Listrik Negara, Genset dan Panel Surya. - Informasi standard kualitas listrik untuk peralatan IT: Voltage, Frequency, Grounding, etc. - Standar Instalasi : Sumber Listrik -> Voltage Stabilizer -> UPS -> Peralatan IT - Metode penghitungan kebutuhan Stavolt, UPS dan batre penyimpanan listrik panel surya untuk daya tahan 3x24 jam. - Metode penghitungan jumlah panel surya untuk proses pengisian max 5 jam agar daya penyimpanan batre sudah bisa penuh. Keterampilan dan pengalaman yang ideal untuk pekerjaan ini...

    €17 (Avg Bid)
    €17 Keskimäär. tarjous
    10 tarjoukset

    I'm seeking a programmer adept in Raspberry Pi to create a system that plays a video upon pressing a physical button. The technical specifications include: - Using a push button activating video playback - The Raspberry Pi device pulls video content from an external USB drive. Experience in handling Raspberry Pi systems and programming for hardware interaction is integral for this project. Familiarity with video playback processes would be highly advantageous.

    €166 (Avg Bid)
    €166 Keskimäär. tarjous
    12 tarjoukset

    I'm looking for a p...installed and functional on a Raspberry Pi4. Key Tasks: - Configure the ShellyUNI wireless sensor to accurately transmit 0 to 12 DC volts. - Set up a system that enables data transmission every minute from the sensor to the Node-Red. Skillset Required: - Excellent knowledge of IoT - Extensive experience with MQTT, specifically using Mosquitto broker - Familiarity and hands-on experience with Node-Red on Raspberry Pi - Previous work with ShellyUNI wireless sensors The ideal freelancer for this project should have hands-on knowledge of working with ShellyUNI sensors, MQTT brokers, and Node-Red flows. This specific project requires prior experience in setting up accurate data transmission between wireless sensors and Node-Re...

    €494 (Avg Bid)
    €494 Keskimäär. tarjous
    9 tarjoukset
    Raspberry Pi Programming: Data Logging 6 päivää left
    VARMENNETTU

    I'm looking for a skilled Raspberry Pi programmer to create a program focused on data logging. Key Requirements: - Develop a program that can log data efficiently on a Raspberry Pi - The program should be able to integrate with various sensors - The primary goal is to replicate an existing Raspberry Pi setup Ideal Skills: - Proficiency in Raspberry Pi programming - Experience with Python, as the primary programming language for the project - Previous projects with data logging and sensor integration - Strong problem-solving skills and attention to detail

    €30 (Avg Bid)
    €30 Keskimäär. tarjous
    12 tarjoukset

    I am searching for an accomplished electrical engineer and coder who possesses advanced technical abilities in circuit design, analysis, and programming microcontrollers, namely with Raspberry Pi. These skills are necessary for the fruitful completion of the project. Key Responsibilities: - Design creativeness is a must as I place an emphasis on compact-sized micro-circuits. - Robustness is critical in order to effortlessly connect to external devices. - Implementing GPIO pins for sensor integration requires comprehensive expertise. - Responsibility includes diagnosing and troubleshooting electrical systems when the need arises. The successful freelancer will ideally have substantial experience in Python as this is the preferred programming tool for this project. The end g...

    €77 (Avg Bid)
    €77 Keskimäär. tarjous
    6 tarjoukset
    High Voltage Utility Items Distribution 5 päivää left
    VARMENNETTU

    ...freelancer who can help me identify distributors and pricing for new high voltage utility items, specifically transformers, circuit breakers, insulators, motors gears, and communication equipment. Key Responsibilities: - Research and identify reliable distributors of new high voltage utility items in North America - Obtain pricing information for these items - Provide a comprehensive report listing distributors and their pricing for each type of item Ideal Skills and Experience: - Proven experience in market research and distributor identification in the electrical utility equipment or similar field - Excellent communication skills - Strong analytical skills to determine competitive pricing - Knowledge of the high voltage utility equipment market, specifically i...

    €21 / hr (Avg Bid)
    €21 / hr Keskimäär. tarjous
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    I'm seeking an Arduino developer who can provide me with a simple code for the 'ESP-WROOM-32' board. My project requires configuring the Arduino to produce a specific light blink...dashboard’s warning light. - Once the Arduino detects that the warning light is on, it must signal for another light to blink. -I want to splice into another warning light on my car instrument panel and use the power feed on that as my input signal for the arduio - I prefer the blinking pattern to constitute 5 blinks, followed by going out. -I can power the board from a 9v battery if using the voltage from the car is too dicey. I don't mind if the battery runs out quick - Final output should be a detailed project scheme, the respective Arduino code for this light blink setup, a...

    €22 (Avg Bid)
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    Monitor specific HTML div elements on various web pages. (differnt flows) -Send Telegram notifications when new elements or changes are found, including a subject to indicate which monitoring flow detected the change and a hyperlink to the relevant web page. -Explain the configuration of new monitoring flows, enabling addition of new web pages and specific HTML elements. Provide a list of ...are found, including a subject to indicate which monitoring flow detected the change and a hyperlink to the relevant web page. -Explain the configuration of new monitoring flows, enabling addition of new web pages and specific HTML elements. Provide a list of required dependencies and setting up and configuring the flow, including telegram bot integration so I can install/config them on my Raspber...

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    Hola, Buscamos a un especialista en diseño de circuitos electrónicos para diseñar varios prototipos iniciando con el desarrollo de un dispositivo de toma de huella dactilar para llevar el registro y control de asistencia con base de datos enlazada a una web. Se valorará experiencia de programación (PhP, Python, C++), y el haber trabajo con placas como Arduino, RaspBerry y SP32 Tenemos varios proyectos, en los que hay que ir trabajando (Diseño de una consola portatil para correr un video juego propio creado en RPG MAKER XP) Un saludo

    €12 / hr (Avg Bid)
    €12 / hr Keskimäär. tarjous
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    I have three python codes in my raspberry pi which needs to be executed at the startup (when the pi is booted). one code involve USB camera, another codes is related to playing video via VLC media player and the third code is a counter that sends the data to a cloud. All the codes are working perfectly, they are even working when they are executed simultaneously, but the only thing is that the USB camera code is not working at the startup. If you want me to chat with you, start the bid with "pi" We have tried a lot of methods, but still no success, I believe it is because we are using raspberry pi 5, there are limited resources and libraries for it online. Please help me with this. Thank you.

    €29 (Avg Bid)
    €29 Keskimäär. tarjous
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    ...digital panel meter, tailor-made for precise voltage measurements displayed via a crisp LED interface. I'm focusing on achieving a perfect blend of precision, reliability, and convenience. Key tasks include: 1. **Voltage measurement design**: The core function of this digital panel meter is to measure voltage in an efficient and reliable manner. 2. **LED Display Integration**: I want the measurements visible clearly and easily on an LED screen for optimal viewing. 3. **Mains Power Compatibility**: This panel must run on mains power, thus requiring knowledge on mains power system design for durability and safety. An ideal partner for this project would be proficient in electronics hardware design with a wealth of experience in LED display systems, voltag...

    €302 (Avg Bid)
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    ...similar update mechanisms or version control systems. Caveats: Existing IoT solutions that run scripts which require specific kernel modules are known to NOT work in our Linux environment; eg. mender, amazon iot, snapd won't work; however golang programs are known to work. The program needs to be in Go The size of the program needs to be within reasonable limits to be able to run within a raspberry pi environment. = Must be based in the UK = Must have identify verified = Must communicate via freelance only = No off-platform work or transactions This project is ideal for a developer who is adept at navigating the constraints of secure, restricted environments and leveraging Golang's capabilities to build comprehensive, secure update mechanisms. If you are loo...

    €1437 (Avg Bid)
    Salassapitosopimus
    €1437 Keskimäär. tarjous
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    I'm seeking a skilled Linux developer to assist with customizing the boot loader on my Raspberry Pi 4 and Solid Run Cube devices. The primary goal of this customization is to enable dual boot functionality. I want the system to automatically choose the platform image I wish to boot into. Ideal Skills and Experience: - Proficient in Linux system development - Experience in customizing boot loaders on Raspberry Pi - Familiarity with dual boot setup - Strong understanding of SD card behavior on Raspberry Pi - Strong problem-solving and communication skills Your role in this project would involve: - Understanding the current boot setup on my Raspberry Pi 4 - Implementing a dual boot solution with a selection screen - En...

    €31 / hr (Avg Bid)
    €31 / hr Keskimäär. tarjous
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    I am seeking a highly skilled and experienced electronics engineer who can develop a wireless multimeter using the ESP32 module. This device should possess the functionality to measure voltage, current and resistance with a high degree of accuracy. Key Features: - Voltage Measurement: The multimeter should provide accurate voltage measurements. Experience with similar projects is desirable. - Current Measurement: The multimeter should also be designed to accurately measure current - previous experience with this feature is necessary. - Resistance Measurement: The device must measure resistance without error. A strong background in this area is required. The output from these measurements should be conveniently displayed on a mobile app. For this, I need a developer ...

    €114 (Avg Bid)
    €114 Keskimäär. tarjous
    10 tarjoukset

    ...simulate this project in Matlab Simulink. I will need the simulation files as well. - The main purpose of the project is to ensure the stability and reliability of the microgrid through an effective distributed secondary control mechanism. - The microgrid comprises of Solar PV, Generator, and a Battery storage system. - The primary power quality issues that require addressing are related to voltage and frequency. - I'll need you to explain the project design once you are done on zoom call or something as I need to write my thesis on this so I'll need know all the details about the project. Ideal skills and experience for this project include: - Proficiency in Simulink for designing and implementing control systems - Strong knowledge of distributed secondary control ...

    €319 (Avg Bid)
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    Python Excel Data Cleaning & Manipulation 4 päivää left
    VARMENNETTU

    ...an expert in Python and Excel to assist with data analysis and manipulation tasks. The central focus will be: - Data Reshaping: You'll be transferring data from daily received *.xls files to a timeseries database. Tee database must be updated regularly, every day when one or more new datasets are available. - Data Cleaning: This involves improving the quality of data in our Excel files. Inaccuracies are often a result of missing data, which you'll need to identify and rectify. Key skills and experience needed: - Proficient in using Python with Excel for data analysis and manipulation. - Expertise in data cleaning, particularly in identifying and addressing missing data, double occurences, inconsistent data...

    €162 (Avg Bid)
    €162 Keskimäär. tarjous
    55 tarjoukset

    My project requires implementation of real-time video communication using golang WebRTC Pion. This application is targeted for Desktop and IoT devices. The software should be designed to operate on low-resource ARM-based hardware, such as the Raspberry Pi, with the aim of capturing RTSP streams from an IP camera and relaying them to clients via WebRTC. It will implement a socket-based protocol to communicate with an existing Node.js middleware, which will interface with the software developed in Golang. We currently read RTSP stream and manage WebRTC gathering. But there are some connection issues and improvement to do. Key Features: - Support for Selective Forwarding Unit (SFU) to handle communication Ideal candidates should have: - Proficiency in Golang programming lang...

    €516 (Avg Bid)
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    ...of beverages. The project includes four categories, each containing several flavors. Beverage Categories and Flavors: 1. Mineral Water (Non-carbonated) 2. Flavored Mineral Water: - Mint - Lemon - Watermelon-Melon 3. Juice-Containing Drink: - Apple - Cherry - Peach - Watermelon - Orange-Tangerine - Pomegranate (future addition) 4. Tea Drink: - Mango Chamomile - Raspberry - Lemon - Peach - Green Feijoa Design Requirements: - Style: Minimalistic. - Must include the company logo. - Differentiation: Each label should be visually distinct yet cohesive with the overall brand. - Color Scheme: Turquoise, blue, and white. - Label Dimensions: 65mm x 198mm. Compliance and Legal Requirements: - Include mandatory information such as nutritional fact...

    €303 (Avg Bid)
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    80 tarjoukset

    I'm seeking a proficient developer with experience in Raspberry Pi Pico, USB ethernet programming, NTP (Network Time Protocol) clients, and web server development. Integrate existing open source libraries to achieve the following objective. - Project is completely hosted on a Raspberry Pi Pico board using Arduino IDE, FreeRTOS, and libraries. - Creates an Ethernet endpoint when USB is connected to a Fedora Linux host PC. - NTP client enabled to obtain accurate Global time synchronization. - Web server with a single page offered which display a "Hello World" page with current date and time, and a drop down box where the host can set the time zone. This RPI Pico web page is accessed from FireFox on the Fedora Linux host.

    €112 (Avg Bid)
    €112 Keskimäär. tarjous
    15 tarjoukset
    Custom Circuit Design for 6V LED Powering 2 päivää left
    VARMENNETTU

    ...circuit that can regulate voltage to 6VDC, with a max current of 500mA. This circuit will be powering LED lights and should be compatible with an input voltage range of 12-24VDC. The circuit should also account for the presence of 4 diodes. - 4 Diodes - forward V - 8V limit to 7V max - max operating current 500mV - inline switch to turn any of the diodes in circuit on/off - need an LED in line for each Diode if active or blown ( when diode fails it is shorted 1ohm) Key requirements and considerations include: - Voltage regulation: The primary functionality of the circuit is to regulate input voltage to 6VDC for optimal LED power. - Current capacity: The circuit should handle a maximum current of 500mA, ensuring the LED lights operate efficiently. - Input...

    €396 (Avg Bid)
    €396 Keskimäär. tarjous
    35 tarjoukset

    ...freelancer to build a SLAM system, leveraging Raspberry Pi 5, 2D Lidar and Arduino Uno/MKR 1010 WiFi as part of my college project. Key responsibilities will be to aid in motor control and visualizing real-time Lidar data. Specific requirements include: 1. Implement FastSLAM algorithm – You will need to have a thorough understanding and experience in implementing this particular SLAM algorithm. 2. Utilizing Python – All coding tasks should be performed using Python. 3. Deliver Real-time Lidar Data Visualization with: - Map Display: A real-time map should be drafted using the Lidar-scanned data. - Moving Trajectory: Display the accurate position and movement trajectory of the SLAM system. Having a background in working with R...

    €173 (Avg Bid)
    €173 Keskimäär. tarjous
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    I am seeking a skilled freelancer to assist with prototyping a mobile application using Jetpack Compose in Kotlin. The core functionality of the app revolves around connecting to and interacting with Raspberry Pi Picos. App Functionality: * Wi-Fi Network Listing: Upon launch, the app will display a list of available Wi-Fi networks on the user's device. * Pi Pico Detection: The app will filter the listed Wi-Fi networks to identify those specifically broadcast by Raspberry Pi Picos. * Connecting to Pico Wi-Fi: The user can select a detected Pico network, and the app will establish a connection to it. * Interaction with Pico (not needed): There are existing functionalities within the main app to interact with the Pico once connected. This functionalit...

    €19 (Avg Bid)
    €19 Keskimäär. tarjous
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    ...looking for a proficient developer who can help me create an Edge Impulse gateway on a Raspberry Pi. The primary goal of this project is data collection using accelerometers and gyroscopes as the primary sensors via industrial protocol such as OPC UA Server or Modbus/TCP Server & MQTT. Key Responsibilities: - Develop and deploy the Edge Impulse gateway on Raspberry Pi for data collection. - Configure the gateway to work seamlessly with accelerometers and gyroscopes. Ideal Skills and Experience: - Proven experience in developing Edge Impulse gateways, especially on Raspberry Pi. - Strong knowledge of working with accelerometers and gyroscopes. - Solid understanding of data collection and edge computing concepts would ...

    €140 (Avg Bid)
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    Smart Plug PCB Design 2 päivää left

    I need a PCB for controlling the residential electric current (220VAC) using the following componenets: - ESP32 as microcontroller -1 relay 3VD/220AC as ...electric current (220VAC) using the following componenets: - ESP32 as microcontroller -1 relay 3VD/220AC as an actuator - LoRa module (SX1278) to communicate with others equipments (already developed and manufactured). - RTC module (DS3231) for getting timeStamp. - An AC/DC currrent transofrmer (220VAC/12VDC) is needed to feed the entire circuit from the same electric source we are controling. - 2 voltage regulator: 12/5VDC and 5/3.3VDC I've design several measurements devices using ESP32, LoRa , RTC to create a monitoring net. This is a first control device that will be inluded. So there are a lot of material that this wo...

    €152 (Avg Bid)
    €152 Keskimäär. tarjous
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    I'm looking for an experienced IoT developer who can create an Arduino-based system that triggers actions or alerts based on scraped text data from a website. Key Responsibilities: - Develop a system using Arduino, Raspberry Pi, and ESP32 microcontroller - Implement website scraping functionality to extract specific text content - Design a mechanism to trigger predefined actions or alerts based on the scraped data Ideal Experience: - Proficient in Arduino programming - Familiarity with ESP32 microcontroller and Raspberry Pi - Experience with website scraping techniques - Ability to integrate scraped data to trigger actions or alerts on an IoT system Please note that my preferred programming language wasn't specified. Feel free ...

    €104 (Avg Bid)
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    I'm seeking a skilled developer to upgrade my Raspberry Pi setup into a Home Assistant kiosk with additional functionality. The ideal candidate should have experience with Raspberry Pi configurations, Home Assistant, and touch screen integration. This project involves reconfiguring SSH access, setting up a GUI environment, integrating a touch screen (TS7-PRO Sunfounder), and creating customizable Home Assistant dashboards. The developer should also address any missing configurations and troubleshoot issues related to the existing kiosk setup. If you're well-versed in Raspberry Pi and smart home platforms, and enjoy creating interactive interfaces, I'd love to hear from you. Please provide your experience with similar projects and a...

    €28 (Avg Bid)
    €28 Keskimäär. tarjous
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    ...initially set up my Raspberry Pi to function as a kiosk for Home Assistant. However, some critical configurations and parameters are missing, and this is causing issues in accessing the Pi. Additionally, the kiosk lacks essential functionalities that I now need. Key Requirements: - Reconfigure SSH access: The SSH access to my Pi is currently missing, and I need this restored. - GUI interface: I'm unable to interact with my Pi via GUI, and this needs to be resolved. - Additional functionalities: The kiosk needs to be upgraded to include extra functionalities, specifically touch screen control for added convenience. - Dashboard creation: I need dashboards created on the kiosk screen to control various smart home devices. Ideal Skills and Experien...

    €184 (Avg Bid)
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    I'm a beginner with Raspberry Pi. I need programming help to create a video looper. Key requirements: - Experienced in Raspberry Pi programming - Proficient in Python or relevant languages - Able to troubleshoot and debug Your task will be to guide me through the process, helping me write code and understand the logic behind it. Your assistance will be instrumental in achieving my goal of creating a video looper with my Raspberry Pi.

    €81 (Avg Bid)
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    As I'm venturing into a solar-powered USB module in my circuit design utilizing a SAMD51 microcontroller, I'm in need of expert assistance to address some issues with my current PCB design. I have the existing design and fab files at hand, but the project has not achieved its full functionality. - Key Issues: The circuit is experiencing power supply issues presumed to stem from the Voltage regulator, compatibility issues with the microcontroller, and an unresponsive USB output. These are the primary targets for debugging and solution creation. - Ideal Expertise: I am seeking an experienced engineer knowledgeable in PCB design, solar power modules, and the SAMD51 microcontroller. The individual must have a track record of troubleshooting and resolving power supply issues...

    €1073 (Avg Bid)
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    ...to create a data collection tool to capture crucial information for our programs. The project involves gathering data related to attendance, classroom IDs, session IDs, and artifacts (pictures of classrooms as evidence) from WhatsApp/SMS communication channels. Project Scope: The primary data points to be collected include: Attendance records of students attending weekly sessions. Classroom IDs where sessions take place. Session IDs for each session conducted. Artifacts: Pictures of classrooms as evidence of session conduct. Schools & Instructors: Our program spans across 100 schools with 37 instructors and 13,000+ students Each instructor is responsible for conducting weekly sessions twice a week. Instructors are mapped to 2-3 schools each. Program Structu...

    €564 (Avg Bid)
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    I'm seeking a professional ex...creating a system capable of monitoring and optimizing two key parameters: the power output of a generator and the state of charge (SoC) of the battery within the microgrid control system. Ideal candidate will have: - A strong background in reinforcement learning. - Proven experience with microgrid systems. - Understanding of energy management, specifically load shedding, power scheduling, and voltage regulation. Expected outcomes of this project should include: - A sophisticated microgrid control system capable to adapt within changing conditions. - Real-time optimization of the generator's power output and battery SoC. - Efficient control actions to manage and balance energy resources. Please provide examples of similar projects you ha...

    €134 (Avg Bid)
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    ...need of a custom program designed for a Raspberry Pi Zero that can control three bipolar micro stepper motors using three A4988 motor drivers. The core aspect of the job is to accurately manage the operation of the motors as described below: - Establish initial connection and ongoing control with three bipolar stepper motors by designing a simple user interface to control inputs such as speed, run time, and positioning of each motor. - Ensure smooth synchronized movement between the 3 motors. Each motor has a 300:1 gearbox and will drive a very slow moving assembly. I would like to use micro stepping to further slowdown the movement. For this task, the ideal candidate should be proficient in the following skill set: - Solid understanding of Raspberry Pi pr...

    €406 (Avg Bid)
    Salassapitosopimus
    €406 Keskimäär. tarjous
    13 tarjoukset

    This project entails the creation of two standalone Java classes which will focus on acquiring a 10-bit voltage signal, processing it, converting it into the frequency domain, and then plotting it as if done by a spectrum analyzer. During this stage, no hardware will be necessary as the signal can be emulated. • Programming Skills Required: Since the project requires the implementation of a couple of Java classes, a deep knowledge and experience in Java programming language is pivotal. Big points for those knowledgeable in signal processing and spectrum analysis. • Visual Representation: The spectrum analyzer will follow a specific visual representation. I have attached a photo which should serve as a guideline for the visual component of the signal. We will further di...

    €39 (Avg Bid)
    €39 Keskimäär. tarjous
    6 tarjoukset

    I'm working on a paper that involves implementing a passivated carrier selective contacts silicon-based solar cell in Silvaco TCAD Atlas. My goal is tofirst implemet the pape...involves implementing a passivated carrier selective contacts silicon-based solar cell in Silvaco TCAD Atlas. My goal is tofirst implemet the paper and then optimize the efficiency of this solar cell. I need someone who can help with analyzing the current-voltage (I-V) characteristics, quantum efficiency, and power conversion efficiency of the solar cell. Ideal skills and experience: - Proficiency in using Silvaco TCAD Atlas - Background in solar cell technology - Experience in optimizing solar cell efficiency - Ability to analyze current-voltage characteristics, quantum efficiency, and power ...

    €124 (Avg Bid)
    €124 Keskimäär. tarjous
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    I'm in need of an experienced electrical engineer with expertise in power sy...circuit design. I'm looking to have a flyback converter developed that can meet the following specifications: - Input Voltage: 24 V DC - Output Voltage: 3 V - Load: 5 Ω - Output Current: 1-3 Amps - Load-Voltage Variation: < ± 3% The primary objectives of this project are to achieve a high level of efficiency and to ensure the device can deliver a consistent 3V to the 5 Ω load, while also being able to handle variations within the specified range. Ideal candidates for this project should possess: - Proven experience in designing flyback converters - Proficiency in power systems and circuit design - Ability to optimize for high efficiency - Experience in delivering stabl...

    €141 (Avg Bid)
    €141 Keskimäär. tarjous
    24 tarjoukset

    ... $errormsg = socket_strerror($errorcode); $this->logger->error($this->logPrefix . "Couldn't create socket: [$errorcode] $errormsg"); return Command::FAILURE; } socket_getsockname($sock, $addr, $port); $this->logger->warning($this->logPrefix . "Server Listening on $addr:$port"); while ($c = socket_accept($sock)) { $this->logger->warning($this->logPrefix . "Socket Open"); $buffer = ""; $buffer2 = ""; while (true) { $line = socket_read($c, 512); $this->logger->warning( $this->logPrefix . "---------------------------------------...

    €128 (Avg Bid)
    €128 Keskimäär. tarjous
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    ...developer with technical mastery to custom design an isolated encoder signal splitter board that's compatible with Arduino micro-controller, specifically ATmega2560. Key Features: 1. Voltage Isolation: The board must feature voltage isolation to ensure safe transmissions. 2. Compatibility: It must be fully interoperable with Arduino libraries which serves as a platform for expansion and experimentation. 3. Signal Amplification: the board should not draw more current than pull-up resistors for incremental encoders connection. If required, a signal amplification needs to be implemented. Standard signal voltage is 5V DC. Main Purpose: 1. Noise Reduction: It should provide clear communication by suppressing ambient noise in the signal. There is a 23V AC 16KHz g...

    €749 - €1498
    Kiireellinen Sinetöity
    €749 - €1498
    5 tarjoukset

    I need an expert to cross-compile Qt 6.6 for Orange Pi Z3, suitable for a Linux environment. Some requirements include: - Determine and solve compatibility issues - Provide assistance in setting up the cross-compiling environment I prefer the installation process to be done immediately via remote desktop. WiringOP libraries should also be included. You should also document your transactions. Ideal candidates will have proficient Linux usage, Qt framework familiarity, experience with cross-compile tools setup, and worked with Orange Pi or similar alternatives.

    €161 (Avg Bid)
    €161 Keskimäär. tarjous
    11 tarjoukset

    We are seeking a highly skilled PCB designer to develop a custom board featuring the RP2040 microchip to control multiple DC motors and MOSFETs, with integrated voltage regulation. This project requires expertise in high-power applications, voltage regulation, and serial communications. Project Requirements: Microcontroller: RP2040 chip to manage all operations. Power Handling: Board must handle input of 24V. Voltage Regulation: Conversion of 24V input to 12V and 5V outputs. MOSFETs: 5 MOSFETs for 24V, 7A control. 4 MOSFETs for 12V, 5A control. Communication: USB Type-C for robust serial communication. Inputs and Outputs: 2 analog inputs. 1 One Wire communication interface. Additional pins for digital input/output as required. Deliverables: Complete PCB design files...

    €160 (Avg Bid)
    €160 Keskimäär. tarjous
    20 tarjoukset

    ...make it compile for Raspberry Pi. The modifications needed include: 1. Updating Library Dependencies: Your task will include updating necessary library dependencies. 2. Adjust Hardware-Specific Code: Some parts of the code will need to be adjusted in order to work with Raspberry Pi's /ARM. 3. Fix Compatibility Issues: Tune up the code to address any compatibility issues that might arise during the Raspberry Pi compilation. A successful application should showcase your previous experience especially in handling similar projects. Evidence of past work will be highly regarded but is not a necessity if you can comprehensive demonstrate your experience in this field. The project is complete when you can demonstrate TurboFEC compiling and...

    €554 (Avg Bid)
    Mainostettu
    €554 Keskimäär. tarjous
    26 tarjoukset

    ...to read the content outside of the Raspberry Pi, it'll be unreadable. Key Requirements: - Encryption Purpose: The primary use of this encryption is to secure data storage. - Data Access Method: The encrypted data should be accessible automatically on boot, without requiring additional steps like entering a password or using a physical key. - Data Sensitivity: The data to be stored on the SD card is highly sensitive, hence the need for robust encryption. The perfect candidate for this project should be highly skilled and experienced in: - Raspberry Pi projects - Data encryption techniques - Software and hardware integration - Linux and related operating systems Applicants for this project should also have a st...

    €163 (Avg Bid)
    €163 Keskimäär. tarjous
    11 tarjoukset

    I'm looking for an expert in Raspberry Pi programming, ideally with experience in IR code programming. I would like a Raspberry Pi to be programmed to send IR codes (It also needs to capture these codes in the first instance) My setup will be a raspbery PI with the 7" touch screen PI display. I need a front end where I can present countdown timers, once the timer hits zero I need to send an IR signal. If the timer isn't stopped after countdown 1 minute later I need to send two more IR signals. Along with the PI and Screen I will need you to tell me what other hardware I need to purchase to capture and send these IR signals. Their will be only 5 signals in total to capture and these will not change during program operation ...

    €184 (Avg Bid)
    €184 Keskimäär. tarjous
    17 tarjoukset

    I'm in need of an experienced freelancer who can help in consolidating data from various applications and hardware sources on Raspberry Pis. The collected data is to be transferred between devices and to AWS. Here's an overview of what the project entails: - Data Consolidation: You will be tasked with gathering data from different sources within the app and hardware on Raspberry Pis. - Duplicate Handling: Duplicates in the data set should be automatically identified and deleted before the upload process. - Data Transfer: The consolidated data is to be sent between the Raspberry Pis and also to the AWS platform. - Post-Upload Data Management: After the data is uploaded, you will need to ensure t...

    €519 (Avg Bid)
    €519 Keskimäär. tarjous
    22 tarjoukset

    ...unique project involving Raspberry Pis and AWS Greengrass. Your main task would be to develop a system that allows Raspberry Pis to share updates with nearby devices offline. Key Requirements: - The system should be designed to share updates specifically with other Raspberry Pi devices running Raspbian, offline. - The purpose of sharing these updates is to cater to locations with limited internet access. This is essential for our project as it ensures that the devices can remain updated despite the lack of connectivity. - The system should be able to initiate the update process automatically. This means it should be able to detect nearby devices and share the necessary updates without requiring manual intervention. Ideal Skills and Experience: - Proficiency...

    €523 (Avg Bid)
    €523 Keskimäär. tarjous
    17 tarjoukset

    I'm seeking someone with Raspberry Pi expertise to guide me through the process of changing my password on a Raspbian operating system. Though I don't need an automated solution, I do require a step-by-step method to manually change the password. I have physical access to my Raspberry Pi and would appreciate hands-on direction or if we could make it remotely. Ideal candidates should have in-depth knowledge of Raspbian OS and excellent communication skills. Also I succeded to implement and control my smart home by using TS7-pro 7 Inch Touch Display sunfounder which is attached to raspberrypi 4 by following Mike Watt method (Creat a Raspberry Home Kiosk) but unfortunately the kiosk itselvs did not display the buttons and/or dashboards in the scre...

    €107 (Avg Bid)
    €107 Keskimäär. tarjous
    11 tarjoukset