Arduino rfid databasecông việc
điều khiển nước trong bình bằng 2 chế độ : - Chế độ 1 : sử dụng cảm biến siêu âm siêu âm chống nước để điều khiển nước theo chiều cao ( <10cm thì bơm chạy . bơm đến khi >40cm thì dừng và van điện từ hoạt động để xả nước ra ) -Chế độ 2 : sử dụng cảm biến mực chất lỏng để điều khiển ( 1 cái gắn bên trên, 1 cái gắn bên dưới ) . bơm nước đến khi cả 2 cảm biến đều có tín hiệu thì van điện từ hoạt động để xả nước ra * điều khiển bằng công tắc xoay 2 vị trí và hiển thị các thông số trên lcd như lưu lượng , chiều cao (khi dùng chế độ 1 ) , cảm biến nào hoạt động ( khi ở chế độ 2 )
Dùng arduino điều khiển động cơ step mở van nóng lạnh thông qua cảm biến nhiệt và nút cài đặt nhiệt độ theo mong muốn
- Dã có template, model, css, form sẵn. Chỉ cần giúp mình upfile lên được database
Mình có application connect với db hosting server Mà để chuỗi connect trong app thì bị lộ Nên 1 bạn giúp
Mình muốn xử lý trang HTML chuyển vào database(kiểu xử lý chuỗi or mảng rồi lưu vào database real time) bạn nào hứng thú liên hệ mình sẽ trao đổi cụ thể.
Mình hiện tại có 1 hệ cân bằng gồm Arduino, servo, gear, thanh thẳng để banh. Mình đã hoàn thành và chạy tốt. Nhưng yêu cầu thêm là cần phần bản vẽ P&id nữa thôi. Hình bên dưới là bộ điều khiển PID. (nội dung job là so đồ P&ID).
thiết kế và lập trinh mạch arduino giao tiếp điều khiển với module sim
Mình muốn load database của 1 website về dạng bảng excel để tiện tra cứu, trang đó có đuôi dạng như này Pages/admin/report/
Thiết kế 1 websever để nhận và gửi dữ liệu từ cảm biến esp32. các tín hiệu thông qua mạng wifi hoặc blutooth. Đầu đọc chất lượng nước theo như thông số cảm biến nhưng tín hiệu đưa về là vôn, tín hiệu xuất ra như của cảm ...nước theo như thông số cảm biến nhưng tín hiệu đưa về là vôn, tín hiệu xuất ra như của cảm biến " phần này là cảm biến có sẵn đơn vị, chỉ có đổi đơn vị đầu vào thành vôn". thiết kế mạch EC meter qua chương trình Orcad hoặc Proteus. In mạch EC metter. Cảm biến TDS "EC Metter" ...
Team mình ở Huế cần tuyển: 01 Database Engineer * Yêu cầu: - Phân tích và thiết kế cơ sở dữ liệu. - Có kiến thức với các hệ thống: Oracle, SQL Server, chủ yếu làm việc với MySQL. - Có kinh nghiệm viết procedures, functions, views. - Biết cách tối ưu SQL & dùng indexes hay partitioning. - Có kinh nghiệm cài đặt, quản lý, nâng cấp, sao lưu hệ thống cơ sở dữ liệu lớn. - Có kinh nghiệm làm việc với Linux và shell scripting. Công việc lâu dài, tính bằng năm, có thể full-time hoặc part-time Rate mong muốn: $5-$7/h
...giây. Website dùng VPS như sau: CentOS 6.8 + nginx + mysql (mariadb), 1-2 cores CPU, 2-4 GB RAM, ổ cứng SSD Mã nguồn website: Wordpress + tool quét tin WP Content Crawler Qua tìm kiếm trên google mình thấy nhiều nơi khuyên website dữ liệu lớn cần tách database làm 2 phần: đọc và ghi riêng Vậy, theo mình công việc sẽ là tách database thành 2 phần riêng: phần đọc và ghi riêng để tăng tốc độ tải trang Hoặc bạn có thể đề xuất phương án xử lý dữ liệu và mã nguồn kiểu khác để tăng tốc độ tải trang xuống dưới 3 giây, giữ nguyên cấu hình vps do ngân sách của khách...
Thực hiện sợ đồ, gia công sản phẩm có sẵn, thêm tính năng xoay 180 độ cho sản phẩm nhờ servo!
Tự động hoá nhà nuôi yến. Yêu cầu 1 hệ thống tự động, điều khiển từ xa thông qua kết nối internet, hoạt động trên 1 PC (kết hợp Arduino). - Hệ thống hoạt động trên nguồn điện DC 12v. - Output 3 lines âm thanh độc lập + 3 amplifiers. - Đo nhiệt độ và độ ẩm. Output: DC brushless pump. - Giám sát bằng camera, sensor báo động đột nhập. - 3 ngõ Output khiển tích hợp timer: bơm hơi, đèn, quạt. Bạn thạm gia dự án có thể chọn 2 phương án: giá thầu tổng hoặc chỉ thi công (vật tư dự án cung cấp)
#1: #2:
Sử dụng cánh tay 3D vẽ theo mẫu có sẵn , in 3d Sử dụng Arduino Mega 2560 + Ramps 1.4 shield Hiện đã có mô hình
Đọc dữ liệu từ thẻ RFID (thẻ thông minh có gắn cảm biến gia tốc, dùng IC Tag SL900A), Reader dùng AS3993 của AMS, công nghệ UHF RFID tần số 915MHz. Phần mềm được viết bằng C++ dùng Qt (mã nguồn mở) làm môi trường thiết kế. Mình đã làm được hơn 50% rồi, tuy nhiên việc đọc tín hiệu hay bị mất gói, mình không giỏi về lập trình cho lắm.
- Đọc ghi dữ liệu vào thẻ tag RFID chuẩn ISO15693
Phân thích thiết kế website theo ý tưởng đề ra Hỗ trợ viết tài liệu cho dự án
...project that focuses on AI and Machine Learning. The AI/ML algorithms are in place but I'm in need of an IoT expert to help establish a robust Arduino-based connectivity solution. Key project requirements: - Completion of IoT connectivity: I need someone who can work with Arduino and establish a reliable IoT connectivity system. - Troubleshooting existing code: The project is partially done, and there might be some debugging required. - Documentation: I'm also looking for someone who can provide clear documentation of the implemented IoT solution. Ideal skills and experience: - Strong Arduino and IoT background: An expert in IoT systems and Arduino programming. - Familiarity with AI/ML: While not strictly necessary, a good understanding of AI/ML m...
...looking for an experienced MySQL database developer. The central point of the project is database management. • The main responsibility of the developer will be to create a database, and a form page in HTML • and link the form to the database Experience in the field of database and Mysql is necessary. , the form must be elegant and well displayed on laptop and tablet screens. the objective is when entering a reference in the form all the data in the row of the database table will be displayed in the form. if the reference number does not appear in the database the web page generates a message. The successful candidates will illustrate these skills throughout their portfolio in relation to previous projects. If you are self-...
I need someone skilled in Arduino for a robotics control project centered around security. Here's what I hope to achieve: - Integration of Arduino with an existing access control system. Ideal skills would be proficiency in Arduino programming, experience in security system control, and knowledge in automation. Your proposal would stand out if you have handled such tasks before and can complete the milestone within the budget of 2k INR. Looking forward to a successful collaboration.
I'm currently facing an issue on my website where frequent database connection errors are appearing. I'm seeking a knowledgeable and experienced professional who can address this problem diligently and efficiently. Key tasks will include: - Identifying the source of the database connection error. - Implementing a robust solution to eradicate these errors permanently. The ideal freelancer for the job is someone with: - Proficient understanding of database maintenance and troubleshooting. - Proven experience in debugging and fixing similar issues. - Ability to work independently and communicate progress effectively.
I have a database that I need to be cleaned up. The main task is to remove duplicate entries. Key Points: - Main Task: The primary goal of the data cleaning project is to remove duplicate entries in the database. - Handling Duplicates: The duplicates should be automatically deleted, not merged or manually reviewed. Ideal Skills & Experience: - Database Management: A strong background in database management is crucial for this task to ensure the data is processed correctly without compromising the database integrity. - Data Cleaning: Experience with data cleaning processes, especially in handling duplicate records, is important. - Automation: The ability to automate the deletion of the duplicates efficiently and accurately is essential. Please bid...
I need a software that checks me in real time an entire database of amazon ASINs in .csv format (3,000,000 asins) , and when the price of one of the asins falls below a price I choose it should notify me on telegram , all with the use of proxy .
...due the data in the database) developer to create a set of scripts that will synchronize data between my AuctionWizard2000 database and my Opencart (cubecart, oscommerce) database. I have a python script done by previous contractor who dropped the project for the personal reason, so there is no issues with source and target db structures, mapping of the fields. etc. Need an to refresh and do an extra polish. My specific requirements are as follows: 1) Learn the structure of AW 2000 database (old Paradox format, but work fine via Windows ODBC) - download here setup exe file, install it, run trial, restore inventory database from the link I will provide and use this data for the export-import. Paradox DB files are in database folder. 2) Lear...
I'm looking for a proficient WordPress developer to create a comprehensive relational database for my event marketplace website. This database should not only manage the product inventory but also store a range of user information and details about outdoor activities. Primary Responsibilities: - Developing a robust database to efficiently manage outdoor event organizer product inventory by sector, action, activity, and geo-location. User Information Storage: - The database should be designed to store personal identification and geo-location details of the users, including but not limited to their name, address, and contact details. - It should also be capable of storing users' preferences, which includes their preferred outdoor activities, preferre...
I'm seeking a seasoned FileMaker Pro developer to help address a few challenges with my database. The issues I'm currently experiencing include: - The 'Copy' feature is not functioning as expected. It's failing to accurately copy and paste records along with their associated data. - The 'Time Clock' element is encountering problems with incorrect calculations or logging. - The 'Sort' feature has not been set up properly to ensure consistent and correct sorting of data. Your primary task will be to rectify these issues and ensure the database is working smoothly. Ideal candidates should have: - Proven experience in developing and troubleshooting FileMaker Pro databases. - A keen eye for detail and problem-solving ski...
...connection/configured at the board pin. - Compatibility with a BigTreeTech SKR v1.4 Turbo mainboard (TMC 2209 Drivers) - Compatibility with stock CR-X display would be brilliant, otherwise using a BigTreeTech TFT35-E3 v3.0 - I do not use Filament sensors, so not required. - Would like to have the Folder that has been configured, in case I wish to make any amendments. I have an understanding of Arduino IDE but VS code, and trying to configure the above, has lost me several days, sweat, blood and tears. AUTO GENERATED: As a skilled firmware developer, you should have a strong understanding of Marlin, 3D printer hardware, and specifically the Creality CR-X model. This project will require the following skills and experience: - Experience with firmware development for 3D print...
Seeking someone with skills in Arduino and MIDI technology. Your task will entail creating a connection between LoraMidi AtMega1284P and Arduino IDE. The main objective here is to control MIDI devices using this interface. What I Need: - Develop a way to control LoraMidi AtMega1284P using Arduino IDE - Enable wireless transmittance of MIDI data - Develop a custom LoraMidi communication protocol Ideal Freelancer: - Proficiency in Arduino IDE - Familiarity with LoraMidi AtMega1284P - Experience in MIDI technology There is not a strict deadline for this project, and we can prioritize quality deliverables over speed. Please submit your proposal detailing how you intend to accomplish the indicated tasks.
I require a database model diagram based on a description I will provide. The diagram should serve as a basic overview, capturing key tables and relationships within a relational database. Key Requirements: - Relational Database: The diagram should be tailored for a relational database system. - Basic Overview: The scope of the diagram should be limited to key tables and relationships, providing a clear, high-level representation of the database. Skills and Experience: - Proficiency in database design and modeling - Experience with relational databases - Ability to translate abstract descriptions into structured database models Please note that I do not require documentation on the database model diagram. The focus here is on the...
I'm looking to move my MS-Access database to Azure Cloud. It's currently less than 1GB in size. The process will involve a few key aspects: - **Database Migration**: The primary task is to lift-and-shift the existing database to the Azure platform without any data loss or corruption. - **Data Backup and Recovery**: One of the main security requirements is to ensure that data is backed up regularly and that a robust recovery plan is in place. It's worth noting that there aren't any specific Azure services that need to be integrated, nor any special security measures beyond the data backup and recovery. The ideal candidate for this job should have experience in Azure cloud services and database migration. They should also have a good unders...
Programa para crear un radar con arduino, que imite un radar real, con un sensor de ultrasónico Hc Sr04, un servo Sg90, un botón interruptor, un buzzer, una pantalla oled 0.96 o similar. Con el interruptor debe cambiar el modo del radar: pantalla con distancia, con líneas y distancia, grabar en memoria y representar el entorno, etc.
I'm seeking expertise to design an IoT device incorporating UHF RFID technology. The device will be fundamental in inventory management and asset tracking within a confined space. Requirements: - Experience with UHF RFID technology - Understanding of IoT device designing - Ability to work with short-range applications, particularly within a room - Experience in creating devices for inventory management and asset tracking Ideal skills: - IoT Design - UHF RFID technology - Inventory Management Solutions - Asset Tracking Experience - Short-range technology implementation. Looking to create a IoT Device that we can install in a location, have multiple antena's, and is small and easy to power. Location of installation will be in cabinets and fridge/freezers...
...system. This application would need to be made to run within the arduino or other. Would like to eventually move to a chipset if able. Key Requirements: - Voice Recognition: The system should have high accuracy voice recognition capabilities. - Intent Extraction: It should be able to extract specific intents from the recognized speech. - Standalone Operation: The system should function independently without requiring an internet connection. Specific Intents: - The system should be able to recognize and act upon commands related to controlling mouse functions, such as cursor coordinates and clicks. Ideal Candidate: - Experience in developing speech-to-intent systems. - Proficiency in programming microcontrollers or Arduino for standalone operation. - Strong...
I am seeking a skilled individual for data entry into an SQL Database. This project involves: - Converting digital non-structured data into SQL format - Inputting the converted information into an SQL Database accurately The ideal freelancer will: - Have SQL Database knowledge and expertise - Show proficiency in handling non-structured data - Demonstrate attention to detail and accuracy Experience in data entry, particularly into SQL Databases, would be greatly beneficial for this role. Your responsibilities will not only include converting and entering data but also ensuring its accuracy and consistency. I expect a high degree of meticulousness and precision from you.
...experience to help me build a software solution. The primary goal of this system is to manage a variety of business activities, such as managing schedules, tracking project progress, and more. Key Features: - **Database Management**: The software should primarily focus on data storage, retrieval, and basic data manipulation. Database Management Functionality: - **Data Reporting and Analytics**: Developing the capability to generate detailed reports and perform basic analytics on the stored data will be crucial. Ideal Skills: - Strong experience in Codeigniter - Proficiency in database management - Understanding of data reporting and analytics - Ability to create user-friendly interfaces This project will be a great fit for you if you're looking to work on...
I'm seeking a skilled web developer who can update a music store. I would like to add an auction page, contract management and generator feature. I have updates to user login and music management. Please have experience with audio players and being able to play music while playing an additional mp3 audio tag at a lower volume. Being familiar with ecommerce and using paypal, and stripe for payments. See the attachment for details. Ask all of your questions in the discussion board so everyone knows the question and answer. Please do not submit a fake bid amount and completion time as that will disqualify you. We can discuss everything in the clarification board. We will communicate in chat after I select you as the winner. Thanks!
We seek a professional, seasoned RFID SME to help design/build an embedded RFID reader for 8xx-9xx MHz frequency range. Please specify the RFID chip for reader you intend to use & why. It must be software defined and provide active digital support for it and peripherals. Please list the features you will provide over and above typical features available in other competing products. The output power, frequency & all other parameters should be software adjustable via web server. Default factory settings set option. Review the attached sketch. Green dotted outline is out of your scope. Once interface to green part is defined, we shall have you review it as a change. We are in RFID business deeply for several years. More details (if needed) can be provided ...
Need a Plugin/App to Transfer Google Sheet Data to Database via Webhook URL Description: We are looking for a skilled developer to create a custom plugin or app that seamlessly transfers data from a Google Sheet to our database whenever changes occur. The plugin/app should be able to detect any modifications in the Google Sheet and trigger the transfer process automatically. The data transfer should be facilitated through a webhook URL provided by us. Requirements: 1. Develop a plugin/app compatible with Google Sheets that can monitor changes in real-time. 2. Implement functionality to extract data from the Google Sheet and send it to a specified database via a webhook URL. 3. Ensure the plugin/app is secure, efficient, and scalable. 4. Provide clear documentation and...
...View page during invoice creation in Laravel. 24. Implement company filter and action links for quotations based on type on the Invoice listing page in Laravel. 25. Disable automatic PDF creation when viewing data; display data in HTML view instead in Laravel. 26. Develop a calculator for estimating materials, ensuring compatibility with the old CRM and website in Laravel. 26a. Update the Enquiry database to save enquiries from the website Estimate Calculator form in Laravel. 27. Work on integrating a map to visualize data in Laravel. 28. Implement CRUD functionality for Email Templates in Laravel. 29. Allow selection of email templates within the current module and associate specific module items with them in Laravel. 30. Integrate SMTP for email sending in Laravel. 31. Enable e...
I'm seeking an expert in .NET framework for a project that involves setting up a multi-tenant database. My preference is to have a separate database for each tenant, with the databases themselves being simple and containing only a few tables. Key Responsibilities: - Develop a multi-tenant functionality in .NET entity framework - Implement a separate database for each tenant - Design a simple database with few tables Ideal Skills & Experience: - Extensive experience in .NET Framework - Proven expertise in multi-tenant database setup - Proficiency in designing simple databases
I am looking for an experienced Arduino programmer to assist in developing a gesture recognition system. This project entails programming sensor applications specifically with motion detectors, proximity sensors, and an accelerometer gyroscope. Ideal skills and experience: - Comprehensive understanding of Arduino programming - Prior experience programming for motion detectors and proximity sensors - Familiarity with accelerometer gyroscope functioning - Previous work with gesture recognition systems will be highly advantageous. The main functionality of the project will be to fully implement and troubleshoot the gesture recognition system in Arduino. Assistance from prototype development to final testing and optimisation is expected.
...of data structure, the scraped data should be organized and stored in a Google Sheets according to categories. This approach allows for a more coherent and systematic pattern for data analysis and representation. The ideal professional for this task should possess: - Proficiency in web scrapping - Expertise in Python or other relevant programming language - Experience with Google Sheets and database creation - High attention to detail - Demonstrable ability to classify and categorize data. The goal of this project is to track changes over time, based on the data scrapped. This requires a design that will facilitate easy updates and quick overview of changes. Hence, knowledge and experience in data visualization will be an added advantage. I've added a few screenshots of...
I am looking for a specialist to create an interactive UI in React Js that provides a seamless user experience. This project will require: - The creation of at least two UI tes...create an interactive UI in React Js that provides a seamless user experience. This project will require: - The creation of at least two UI test cases, with a clear emphasis on user interaction tests. - Setting up and integrating Routing and Guard Components for authorization. - Developing a backend in Spring Boot. - Saving credentials in a MySQL database. Ideal candidates should have solid experience with React Js, Spring Boot, and MySQL database. Proficiency in creating user interaction tests is also a must. Once completed please provide a GitHub link for the project in .docx file with scree...
I'm in need of an Arduino Programmer with expertise in DC motor control, programming logic, and inductive proximity sensor integration. Specific tasks include: - Programming logic for the DC motor microcontroller - Integrating an inductive proximity sensor for object detection - Implementing a speed regulation function (slow start, slow stop, foward, reverse speed and delay start) for motor control Please find the project detail on the attached document.
My current server setup is causing slow response times for my web application and database system. This project involves optimizing the server settings to enhance the performance of both the web and database applications. Ideal Skills and Experience: - Proven experience in server performance optimization - Expertise in managing servers running web applications and database systems - Familiarity with Laravel, as the web application is built using this technology - Excellent understanding of server-side technologies and configurations Key responsibilities: - Diagnose the current server setup to identify performance bottlenecks - Implement necessary changes to optimize the server settings - Regularly monitor and fine-tune the server to maintain high performance - Provi...
I am in need of a seasoned data entry professional who can attentively transcribe information from various online databases into Google Sheets. The role is strictly manual data entry. Skills and Experience: - Proficient with Google Sheets and similar spreadsheet management tools. - Past experience with database interaction, particularly online databases. - Must have a keen eye for detail to ensure accurate data transcription. - Excellent time management skills are essential as deadlines are strict. Although this position emphasizes manual data entry skills, experience in data cleaning and validation pave the path for optimal efficiency. The successful candidate must provide proof of prior similar projects. Your ability to maintain high standards of accuracy and confidentiality ...
I'm in need of an electronics professional who can convert my detailed Arduino connections into a clean, organized schematic diagram. - You will work on the Digital input/output pins, Analog input pins, Power supply connections, literally all connections of my Arduino setup. Essential Skills and Experience: - Knowledge of Arduino - Proficiency in creating schematic diagrams - An eye for detail, and great organizational skills. A schematic will help us represent my setup visually. Our goal is to have a convenient direction for future referencing. In your bid, please include examples of similar work you've done in the past.
