Raspberry pi rfid door lockcông việc
Tôi có 2 thiết bị Raspberry Pi 4, Tôi đã backup thẻ nhớ SD của thiết bị Ras A bằng phần mềm Win32DiskImager, sau đó restore nó vào thẻ nhớ khác và cắm vào thiết bị Ras B nhưng nó báo lỗi và không thể hoạt động, hy vọng ai đó có thể giúp tôi sửa chữa nó. Ảnh đính kèm lỗi được tải lên bên dưới.
Mình cần tìm người code 1 app Android bằng Android Studio có các chức năng như: -Có mật khẩu tài khoản đăng nhập -Chụp hình bằng camera của raspberry pi sau đó hiển thị thông báo khi có người nhấn button gắn trên raspberry -Điều khiển đóng mở relay gắn với chân Raspberry pi từ xa -Xem Camera của Raspberry từ xa -Xem lại hình ảnh đã chụp bằng Raspberry
Mình cần 1 bạn hướng dẫn nối MCP3204 và cảm biến MQ-3 vào Raspberry để lấy nồng độ cồn.
Mình cần người làm app Qt build cho Windows và Linux Raspberry. App sẽ kết nối với bo mạch của mình qua cổng USB hoặc Com (RS232) và làm các việc sau. - Nhúng Google , chọn tọa độ trên bản đồ rồi bấn send sẽ gửi tọa độ đó cho mạch biết. - Hiển maker tọa độ do mạch gửi cho PC - Mạch liên tục gửi tọa độ 1s/lần cho PC, app sẽ vẽ đường chạy của tạo độ đó trên Google maps. Giống như bộ GPS tracking. - Một vài chức năng phụ khác như bấm icon A sẽ gửi ký tự 'A' cho mạch, Icon B sẽ gửi kí tự 'B' cho mạch lưu. Mạch gửi lên chữ 'A' sẽ chọn icon A hiển thị... Ưu tiên Developer làm việc tại khu vực Hà Nội hoặc Hồ Ch&iacu...
Mình đang cần 1 bạn code python trên raspberry pi 3b+ liên kết với máy in nhiệt mini và router Mikrotik Chức năng: Bấm 1 nút sẽ tạo user/pass trên router Mikrotik và sẽ in user/pass đó qua máy in nhiệt
Vui lòng Đăng Ký hoặc Đăng Nhập để xem thông tin.
Sử dụng Rak 831 cùng Raspberry làm thành gateway, rak 811 là node gởi dữ liệu.
Hallo, mình tên là Sơn. Đang viết một phần mềm bằng QT trên Ubuntu và cross compiling cho Raspberry Pi. Mà nó báo lỗi không tìm ra thư viện libusb. Bạn có thể check cho mình lỗi đó được không. Và giá cả như thế nào nhắn mình nhé. Tks
Hallo, mình tên là Sơn. Đang viết một phần mềm bằng QT trên Ubuntu và cross compiling cho Raspberry Pi. Mà nó báo lỗi không tìm ra thư viện libusb. Bạn có thể check cho mình lỗi đó được không. Và giá cả như thế nào nhắn mình nhé. Tks
Hallo, mình tên là Sơn. Đang viết một phần mềm bằng QT trên Ubuntu và cross compiling cho Raspberry Pi. Mà nó báo lỗi không tìm ra thư viện libusb. Bạn có thể check cho mình lỗi đó được không. Và giá cả như thế nào nhắn mình nhé. Tks
Hi Khánh, mình thấy tên bạn trong project này (https://www.freelancer.com/projects/php/telegram-channel-web-scraper/) Mình muốn nhờ Khánh làm giúp mình một con bot như vậy được không? Mục đích không được trong sáng cho lắm :) Đức
Xin chào. Hiện bên mình đang có kế hoạch thiết kế một thiết bị có màn hình cảm ứng 7 inch sử dụng Raspberry Pi hoặc 1 Linux board nào sẵn có trên thị trường. Thiết bị cần viết App để truyền dữ liệu đến bo mạch khác qua Usart hoặc SPI Cần người tại Hà Nội am hiểu về Linux computer hỗ trợ & hướng dẫn một số phần bên mình đang yếu. Gặp và làm việc trực tiếp tại Hà Nội. Hợp tác lâu dài không chỉ project này. Cám ơn!
Xin chào Tôi muốn làm một thiết bị sử dụng bo mạch Linux sẵn có trên thị trường, ví dụ như Raspberrypi để xây dựng một thiết bị có app chạy trên đó. App sẽ làm nhiệm vụ click màn cảm ứng truyền đi dữ liệu qua cổng UART hoặc SPI. Cần tìm người tại Hà Nội, hợp tác lâu dài không chỉ dự án này...!
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.
Tìm hiểu mã nguồn mở opendatakit để xây dựng hệ thống cảnh báo an toàn Ý tưởng là phát triển một Hệ thống thu thập dữ liệu gồm: - Ứng dụng mobile: Cho phép nhập thông tin cảnh báo và truyền về server - Ứng dụng phân tích và hi...được từ mobile app, ứng dụng web sẽ phân tích và hiện thị các thông tin trên web. tìm hiểu hệ thống OpenDataKit tại địa chỉ Mục tiêu là build lại từ source, deploy trên máy phần web hiển thi Phần mobile build ra file apk cũng chỉnh lại giao diện tiếng việt một chút, đồng thời hướng dẫn mình để nắm được hệ thống. Phần app mobile được viết bằng android ( code mình đ&a...
- Đọc ghi dữ liệu vào thẻ tag RFID chuẩn ISO15693
Cần làm 1 ứng dụng chat hoặc OTT trên Adnroid có nhiều chức năng hơn cả ZALO , wechat và các phần mềm chat hiện đang có trên thị trường. ( Tất cả đều là ý tưởng của mình và mình sẽ bỏ tiền ra truyền thông quảng bá cho ứng dụng này) Về các chức năng cụ thể có thể liên hệ mình để trao đổi Mọi người cứ báo giá ở đây . Liên hệ mình qua Sờ kai pi: tnt_1311
Cần làm 1 ứng dụng chat hoặc OTT trên Adnroid có nhiều chức năng hơn cả ZALO , wechat và các phần mềm chat hiện đang có trên thị trường. ( Tất cả đều là ý tưởng của mình và mình sẽ thực bỏ tiền ra truyền thông quảng bá cho ứng dụng này) Về các chức năng cụ thể có thể liên hệ mình để trao đổi Mọi người cứ báo giá ở đây . Liên hệ mình qua Sờ kai pi: tnt_1311
Cần làm 1 ứng dụng Android để bán điện thoại di động với nội dung đã có sẵn trên website . Giá cả thoả thuận Chi tiết liên hệ : sờ kai pi: tnt_1311
...plan but some dimensions need to be corrected. I am looking for someone who is an architect and who has a perfect command of CAD or similar software. The idea would be to have facade plans with and without the concrete blocks I attach what we expect in the design (we must include the lintel (20 cm high), but below that there is the formwork of the rolling shutter (30cm), the window or French window door (variable dimension) and its supports (5cm) It is not necessary to include the window or the doors sill but simply take their dimensions into consideration when creating the plan. I simply want a masonry plan with the lintels and formwork for the roller shutters, as well as the empty space for the joinery, but we also have to add 1.5 extra cm on each side for the windows. so if a...
I need our current labels re-created, with some modifications, into digital images suitable for printing.
I'm in need of a skilled mobile app designer who can redesign an existing android app and also make for IOS. there will be two versions (android / Ios) EDITED: this project is not only to change the color or the images to the current app. you need to know about programation in arduino, bluetooth and android ,, because this app will manage a lock using the smartphone. I send you the current android app in order that you could understand and know how the buttons work please do not offer your job if you can not open the current job and see how it works Key Requirements: - The design modifications primarily focus on be friendly and easy to use - For the user interface, I'm looking to make changes to the color scheme, font styles, and the overall layout. - In terms of ...
...able to handle inputs of both voltage and current. The key features of this project include: 1. Control Strategy: Implementing a Proportional-Integral (PI) controller into the dsPIC microcontroller. 2. Input signals of the system include voltage and current. Being proficient in handling such systems is paramount. 3. Beyond written code, you should provide thoughtful documentation and comments so we can understand your strategies and algorithms. I am not specific about setpoints for voltage and current, so the approach should be adaptable. Ideal freelancers should possess the following skills and experience: - Strong understanding of PI control strategies - Fluency in microcontroller programming - Ability to translate MATLAB code into different languages - Problem-solvi...
I am looking for an expert in Doorbird system to help maximize the efficiency of my home unit, focusing specifically on: Access control: - Enable the system to control multiple doors and garage openers - Allow to lock/unlock remotely - Add a keypad entry system for a streamlined user experience. Automation: - Automize processes where possible for ease of use Ideal Skills: - Extensive knowledge in Doorbird systems - Experience in automating security systems - Expertise in integrating varying access control systems, particularly with keypad entry systems and magnetic locks Your will help me document the current setup, explore technologies and products to purchase, make a plan incl. wire diagrams. Proven experience with home automation (doorbird a1018, doorbird D2101) systems...
...opening, leave the model in the original dimensions. 2) Close the USB C port hole. 3) Create the 3 holes IN THE CORRECT POSITIONS, as indicated in the figure. They must be in the right positions. 4) Create the opening for the SD card, in the indicated position (The one you made yesterday is on the opposite side, check the drawing for confirmation, the corners have letters). 5) I need spacers that can lock the screen in place, create the spacers (display blockers) inside the container as shown in the drawing, without the spacers the screen moves inside the container and does not stay fixed. Existing Model: :4297704 here full doc:
... The changes need to include: - Extend the wall above garage doors by 80cm all the way around and insert planter boxes (if you can create one image with and without the plants falling across, see mock up option). - Insert balcony cover / roof across upstairs right glass door, in line with wall/roof on the legal, and to blend with house colour and render (include 1 rendered post on the right) - Align the garage doors so where both doors and the wall meet are aligned with the door to the right. - Remove window and door framing so they are flush to the walls - Colour changes to follow the colouring in image draft – make the light colour a shade of light grey Ideal Skills: - Proficiency in 3D rendering software and photo editing tools. - Experience in archite...
...seeking a talented and creative freelance designer to help us establish our brand identity. We are seeking a skilled professional who can create a unique and compelling brand identity that resonates with our target audience, Gen X, ages 44-59. We are looking for something minimalist with a modern touch. We are not looking for something that looks religious. Maybe something alluding to an open door. Scope of Work: Logo Design: Develop a distinctive and meaningful logo representing the essence of "Art Encounters," with a minimalist style. Provide multiple concepts for initial review and work collaboratively to refine the chosen design. Color Palette: Design a color palette that reflects the desired aesthetic for the brand, ensuring a cohesive and visually appealing ...
I'm in need of an experienced web3 developer who could integrate a wallet with my website on the Binance Smart Chain network. Key responsibilities: - Enable making transactions via the website, which includes: - Sending tokens - Receiving tokens - Approving transactions - Facilitate checking balances on the integrate...showcase a significant track record in web3 development, particularly in Binance Smart Chain integrations. Proficiency in working with wallets and facilitating seamless transactions is paramount for this project. A sound understanding of blockchain networks and their working will be immensely beneficial. Please only bid if you can make test directly on binance smart chain. we are going to use the Pi Network DeFi token to test the integration on my webs...
I'm looking for a skilled designer who can create attractive and engaging door hangers for marketing purposes. The door hangers will be targeting homeowners specifically. Some suggestions for design may include; One side Attention homeowners CA Energy savings program Available in this zip code! Upgrade your home with energy efficient products with 0 money down Back side: Products include: Roof Tankless water heater Turf Electric panel upgrade Exterior paint Solar Windows Insulation HVAC Payment plans as low as $99 a month $0 money down Call today to schedule a free in-home assessment 1800-****** It should be something that pops and looks vibrant Picture of house and/or roofs (no solar)
We would like to hire a freelancer expert in development of Postgres Database and Synchronization of Data from our Headquarter to our Multiple Area Office (10 No.) and to Multiple Local PC (Around 300 Nos.) locations available in Network.
We have attached the details we need to sync our data from Headquarter to Area Office and than to local PCs and back again. for RFID based application.
I am looking for an expert in RFID technology and .NET programming to integrate the RFID into our current weighbridge system. Key Details: - 3rd Party System was developed using .NET and it does support API or external interface connections. - The task will involve programming to fully integrate the system with RFID technology. Skills and Experience: - Proficiency in .NET programming & SQL Database - Previous experience with RFID technology - Knowledge of API integration - Experience with weighbridge systems would be a huge advantage. Your role will be to ensure the smooth functioning of the weighbridge system post-integration and provide us with a user-friendly, effective RFID solution.
...fireplace, installation information must be submitted. 2. Cross Section: Show all materials to be used, basically a slice through the wall showing how the wall-ceiling-floor construction is to be completed. Indicate as much specific information and detail as possible. 3. Elevations: Required for exterior renovations only. A drawing showing the house with the completed addition. Indicate dimensions, door and windows, any new chimneys (indicate height above closest peak), materials to be used, skylights, exterior lighting, and any other pertinent information. Be sure to identify sections that are new. 4. Legal Plat of Survey: A registered land surveyor must have prepared the legal plat of survey. Indicate on it the proposed location of the room addition, the electric meter location...
I have broken plastic tracks on my ice machine doors which are in need of recreation. Ideal Freelancer: - Experienced in plastic fabrication - Proficient in recreating parts from existing models - Capable of creating precision tracks - Attention to detail Please note that I require the new tracks to be identical to the existing ones. The tracks are essential for the proper functioning of the ice machine doors, so it's crucial that they're recreated with accuracy. Must be able to 3d print the completed project.
Hello, I need 5 ushers to work as door selection for an upcoming event scheduled to for tomorrow 19/4/2024, If interested send me your resume and introduce your self in english. Key Responsibilities: - Ticket checking: You'll be responsible for validating tickets and ensuring only those with valid tickets can enter the event. - Crowd control: As the event is expected to attract a considerable number of attendees, we need ushers who can help in managing crowds, maintaining order, and ensuring the safety of all guests. Experience in the field is a plus. Given the historic and iconic location of the event, previous experience in similar roles is preferred. Excellent communication and people skills are a must, as you'll be the face of the event and will interact with attende...
I need a professional to connect my OAK PoE camera with a Raspberry Pi 5. I have the camera working perfectly fine on my DELL computer. However, I'm unable to use the camera with my Raspberry Pi 5. This is what I've done so far. 1. I first installed the pip3 and Python 3 Virtual Environment by running. - sudo apt install -y python3-pip python3-virtualenv 2. I then created and activated the Virtual Environment by running. - python3 -m venv projectsenv - source projectsenv/bin/activate 3. Then I installed opencv while inside the virtual environment - pip3 install opencv-contrib-python 4. After that I installed the depthai dependencies for Linux (still in the environment) - sudo wget -qO- | bash 5. Then I installed depthai (still in the
I need a professional to connect my OAK PoE camera with a Raspberry Pi 5. I have the camera working perfectly fine on my DELL computer. However, I'm unable to use the camera with my Raspberry Pi 5. This is what I've done so far. 1. I first installed the pip3 and Python 3 Virtual Environment by running. - sudo apt install -y python3-pip python3-virtualenv 2. I then created and activated the Virtual Environment by running. - python3 -m venv projectsenv - source projectsenv/bin/activate 3. Then I installed opencv while inside the virtual environment - pip3 install opencv-contrib-python 4. After that I installed the depthai dependencies for Linux (still in the environment) - sudo wget -qO- | bash 5. Then I installed depthai (still in the
(Please check the PDF ) We require a 3D escape room level designed in Unity with a simplistic approach. The main objective is to collect three items to unlock a door. The design should incorporate interactive elements such as sound-triggered hotspots for item collection. The document it’s in 2 languages Spanish and English
I'm looking for a skilled print designer to help me create a variety of marketing materials. This includes ad creation, business cards, brochures, direct mail, and sell sheets. I also need assistance with posters and door hangers. Ideal Skills and Experience: - Proficient in high resolution image editing. - Experience in designing logos. - Capable of incorporating branding guidelines, and adhering to the preferred style of the customers. - Able to work with various sizes and customize print materials to suit specific requirements. - Strong attention to detail and good communication skills. If you're a creative professional with a solid understanding of print design and marketing, I would love to hear from you!
More details: What is the primary reason for encrypting the Raspberry Pi 4 OS and inside files? Protect sensitive data What encryption level do you require for your sensitive data? 256-bit encryption Are there specific files or data types that need to be prioritized in the encryption process? Program and System Files
I'm in need of a skilled developer who can create a VB.NET application for access control in our security system. Key Requirements: - Integrate the application with ZKTeco ElitePass, Proface X, and Speedface devices - Implement user access control functionality, focusing on efficient and secure access management Access Denial for Blacklisted Users: - The app should automatically lock doors to deny access to users on the blacklist Ideal Skills and Experience: - Proficient in VB.NET - Experience with integrating devices in a security system - Strong understanding of access control systems, especially with regards to user management and real-time decision making
We need to develop a unique exterior design for a Raspberry Pi case that incorporates the company's colors and logo, ensuring easy connection to the relays found on the RPI Relay board. The Raspberry Pi will be installed inside the case and does not require IP65 protection. The back of the case should feature two small notches for wall mounting using 2 stops. All ports need to be accessible.
...Louisiana Real Estate, Simplified." 13. "From Shreveport to New Orleans, We're Your Louisiana Connection." 14. "Nicole Spellman Group: Where Home Dreams Come True." 15. "Louisiana Living Starts Here – Let's Begin Your Journey." 16. "Experience Louisiana's Rich Heritage in Your Own Home." 17. "Your Louisiana Adventure Begins with Nicole Spellman Group." 18. "Bringing Louisiana Home – Let Us Open the Door for You." 19. "Nicole Spellman Group: Your Trusted Guide to Louisiana Real Estate." 20. "Louisiana Living Made Simple – Let's Find Your Perfect Fit." Ideal Skills and Experience: - Expertise in graphic design, particularly billboard or large format design -...
I'm a small business looking to get my foot in the door with Walmart as a retailer of home appliances. I need someone experienced in setting up Walmart accounts and securing approvals in this field. Key objectives and requirements: - **Account Setup**: I need someone to handle the process of creating a Walmart account for my business, ensuring all necessary fields are correctly filled. - **Approval Process**: Once the account is set up, the next crucial stage is getting it approved for selling. This requires knowledge of Walmart's specific requirements, especially for home appliance sellers. - **Documentation and Licensing**: Since I'm new to selling home appliances, I'm yet to acquire all the documentation and licenses required. Your assistance in identifying ...
I'm looking to completely transform the exterior of my property. • Change the paint color: I fancy a fresh and traditional look for my home. • Add Accent Colors: To enhance the overall aesthetic, I’d also like to add some accent colors. I'm open to your creative suggestions for this. • Garage Door Replacement: Part of this transformation involves replacing the old garage door with a new, roll-up one. Your experience in this area will be highly beneficial. • Brickwork Reimagining: Lastly, I believe change in brickwork will significantly improve the appearance. Following the successful completion of these tasks, I will also require help with the landscape design of my backyard. Experience with exterior design and landscaping is a must, p...
I'm seeking a skilled developer with experience in C++ for a project involving the Raspberry Pi. The task at hand is to create an application that can take a 50Hz 1024x640 video stream from a remote URL and display it on a local monitor through the HDMI output. Key Requirements: - The application must ensure the playback of the video stream without dropping frames. - The latency between the incoming video stream and its display on the local monitor should not exceed 2 frames. Ideal Skills and Experience: - Proficiency in C++ is a must for this project - Prior experience working with Raspberry Pi would be a significant advantage - Experience in real-time video streaming and low latency applications would also be highly beneficial. Please note that the...
...solution, I'm seeking guidance from a skilled freelancer experienced with both Raspberry Pi and Asterisk server setup. Key Project Details: - I do not require a full-fledged PBX setup, just a basic VoIP service facilitated through my Raspberry Pi. - The primary feature I'm interested in implementing is voice calling. Required Skills: - Proficiency in configuring an Asterisk server on Raspberry Pi. - Strong understanding of VoIP and related protocols. - Ability to guide and explain the setup process clearly. Your Role: I've tried to set it up but no voice can be heard on the other end. So this task is mainly a trouble shooting job. Your primary role will be to walk me through the setup of Asterisk on my Raspberry Pi...
...generates temporary passwords for a Tuya smart lock. The main functionality I need is the ability to generate these passwords. The delivery method is not of concern as I just need a working sample of the JSON body for creating the API. Ideal Skills: - Experience with developing APIs, particularly for smart devices - Proficient in JSON and API design - Familiarity with the Tuya platform is a huge plus - Ability to work under a tight deadline - Excellent communication skills Please note that the project is required ASAP. We have obtained these locks , we try through api to create temporary passwords like it can be done through the app without luck. Also the device permision is on read. Can it change? We have tried both the Smart Home Basic and the Smart Lock open servic...
