Rfid Jobs

...h" #include "utils/reschedule.h" #include "buzzer/sounds.h" #include "cardman/cards_manager.h" #include "application/application.h" #include "application/rtc_timeout.h" #include "application/software_functions.h" /*! brief Firmware Version string (will be written to UART while initializing) */ #define FIRMWARE_VERSION_STR "v3.3.1" /*! * brief Short timeout before initializing/calibrating the RFID unit * Has been introduced to get better calibration results... */ #define STARTUP_WAIT_TIME_MS 1500...

...(vor allem bei Sonneneinstrahlung) nicht immer gut. Gesucht daher lauffähige APK: Wir haben 600 RFID Chips und Lesegeräte dazu. Die Kinder laufen bei den Lesegeräten vorbei, bleiben stehen und ziehen den Chip über das Lesegerät. Beim Drüberziehen wird die Nummer ausgelesen und ein "ENTER" ausgelöst Wir hätten gerne: Eingenständige APK die folgende Funktion hat: Material: Material benötigt Android APK mit folgender Funktionalität: Vollbildschirm mit FARBE BLAU Eingabefeld zentral in der Mitte RFID Chip / Lesegerät wird der Zahlencode in das Eingabefeld eingelesen und ein ENTER ausgelöst Lesegerät "piept" / Bildschrim soll kurz (0,2 Sekunden) grün sein (als Best&...

Ich benötige ein System in das ich Buchungen (Ticketverkäufe) einlesen kann und Event Teilnehmer anhand von Tickets (Die eingelesen wurden) einchecken kann. Zusätzlich soll es möglich sein den Teilnehmern einen RFID Transponder zuzuweisen, der an Checkpoints per NFC getrackt werden kann. Hierdurch möchten wir COVID 19 fähig sein. Lastenheft anbei

1: Event Contact Manager Beschreibung: Mit dem Event Contact Manager werden über die App Teilnehmer für eine Veranstaltung einer RFID-Karte zugeordnet, via RFID oder Barcode gesucht und anschließend von verschiedenen Ausstellern bewertet. Es gibt eine Separate App für Android sowie für iOS. 2: ID-Check Beschreibung: Die ID Check App ist für PDAs auf den Zebra TC-25 und dem Cipherlab RS-31 Gerät. Teilnehmer einer Veranstaltung werden gescannt und entsprechenden Räumen zugewiesen. 3: MikTimeManager Android Beschreibung: Prototyp für mobile Zeiterfassung die auch auf GPS-Daten und Schnittstellen zugreifft. 4:. Inventur und Logistik Manager Beschreibung: ILOMA App, die via iOS im Hintergrund eingetragene Geräte in der N...

Mit einem Bluetooth BGM 113 und einem RFID Chip verwalten wir Zutritte für Schlösser. Hierzu suchen wir einen langfristigen Partner möglichst in der Nähe vom Bodensee. DE/AT/CH. Die Firmware existiert bereits mit einigen Fehlern. Das Schloss wird sowohl mit Bluetooth als auch mit RFID Karten verwendet. App-Kenntnisse sind von Vorteil aber nicht zwingend. Job: - Überarbeiten der bisherigen Firmware - Hinzufügen von neuen Features Das Projekt läuft auf Stundenbasis.

Hi Fabian, Bräuchte für ein Projekt ein bischen Unterstützung, es geht um eine App (iOS/iphone) in Verbindung mit Bluetooth Low Energy und RFID/Fingerprint. Näheres demnächst, wenn Du Interesse hast, melde Dich! VG, Stephan.

Zum Aufbau/Abbau und zur Betreuung von Kongressen und Events suchen wir einen Mitarbeiter / Techniker, der Erfahrung in diesem Bereich mitbringt. Die konkreten Aufgaben umfassen u. a.: - Autofahren Sprinter, Führerschein Kategorie C (3) - Aufladen und Entladen - Mitwirkung bei Aufbau, Betreuung und Abbau von Veranstaltungstechnik nach Anleitung (Aufschrauben/ Abschrauben der RFID-Antennen auf Bodenplatten) - Strom und Netzwerkkabeln verlegen und abkleben - Anschließen von vorinstallierten PC´s Folgende Termine sind abzudecken::                                Beginn    ...

...programmieren lassen. Die Module sind in C für einen NXP ARM Cortex Controller mit LPCxpresso zu erstellen. Als Betriebssystem kommt FreeRTOS zum Einsatz. Modul 1: Ansteuerung eines Farb-TFT-Displays und Abfrage von 3 Tastern Aufbau einer Menüführung auf diesen Komponenten Methode zum speichersparenden Ablegen der geforderten Bilder und Grafiken erarbeiten Modul 2: Kommunikation mit einem RFID-Schreib/Lese-Modul über ein serielles Protokoll (UART mit ASCII-Kommandos) Polling, ob Tag vorhanden Beschreiben des Tags mit Betriebsdaten periodisch oder auf Anfrage ...

...und wollen ein wenig "INTELLIGENZ" in einige Systeme bringen. Speed Dome Kameras sollen durch alarme in vorher programmierte Positionen fahren! Dazu ist angedacht, einen "Sender" zu kreieren, der integriert einen Beschleunigungssensor hat, um ein entfernen im "scharfen" Zustand zu verhindern! Der scharfe Zustand wird aber erst erreicht, wenn zum Beispiel der Sender zuvor durch einen zum Beispiel RFID Chip scharf geschaltet wurde! Der Sender wird dann zum Beispiel an die Tür oder ein Fenster oder was weiß ich angebracht und überwacht diesen Bereich mit dem integrierten Beschleunigungssensor! Aber es muss auch ein oder zwei weitere analoge EIngänge geben, die durch weitere exteren Sensoren wie einem Glasbruchsensor, einem Rauchsens...

...Freizeitbad--> Kunde zahlt Eintritt an einer Kasse -> erhält ein Armband mit RFID-Chip -> nutzt den RFID-Chip zum Verschließen des Spindes -> nutzt den RFID-Chip zum Bezahlen im Restaurant -> prüft an einem Automaten wie hoch sein Umsatz und seine verbleibenden Zeit ist -> verlässt das Freizeitbad und zahlt an einem anderen Automaten die Rastaurantrechnung und etwaige andere Dienstleistungen (Solarium, Massage, Überlänge). Hierbei müssen die von uns stammenden Produkte (Kasse, RFID-System, Automaten) integriert und hervorgehoben werden Es werden über einen längeren Zeitraum immer wieder Darstellungen dieser Art für unterschiedliche Anwendungen benötigt: Museen, Zoos, Autowaschanlagen...

...verschiedene Displays. Hardware (basierend auf einem Raspberry Pi Compute Module) ist fertig entwickelt und wird von uns zur Verfügung gestellt. Auch der Linux-Kernel mit Driver für unsere Komponenten dürfte zu 90% fertig sein. Gefordert ist in diesem Projekt die Implementierung von folgenden Funktionen - Visualisierung der Fahrparameter auf dem Display (basierend auf QT5) - Zugangserkennung über RFID - IO für den CANbus Rahmenbedienungen: - Kommunikation in Deutsch - Spezifikation wird, nach dem Unterzeichnen einer NDA, zur Verfügung gestellt - Deadline ist der 6. April Im Idealfall befindet sich der gesuchte Freelancer im Deutschsprachigen Raum (möglichst nahe an Tirol). Wird dieses Projekt erfolgreich abgeschlossen, stehen d...

...ein Motorschloss gegeben werden, um eine Türe zu öffnen. Die gesuchte Hardware soll aus einem Lesegerät bestehen, das ein RFID Tag erkennt, einliest, mit den XML Daten vergleicht und im Erfolgsfall den Impuls an das Motorschloss weitergibt. Die Hardware sollte WLAN bzw. LAN fähig sein, um in regelmäßigen Abständen die aktuellste XML-Datei via Web Schnittstelle auszulesen und zu speichern. Auf den RFID Tags könnte ein Hash gespeichert sein, der auch im Online System beim entsprechenden Benutzer eingetragen werden muss. 2.) Auto-Login Online System Das Online System verfügt über einen mit Benutzername und Passwort geschützten internen Bereich. Ein Lesegerät soll ein RFID Tag erkennen und auf Basis dessen...

Für die Wartung, Pflege und Weiterentwicklung unseres GPS-Tracking Portals mikGTSBau suchen wir einen deuschsprachigen Softwareentwickler der gerne Verantwortung übernimmt und auch Supportanfragen entgegennimmt und bearbeitet. Idealerweise sind Basiskentnisse über einfache elektrische Schaltungen sowie Grundwissen in OPEN-GTS vorhanden. Eine Affination zu Hardware (GPS-Tracker, RFID-Antennen, Handhelds usw.) wäre wünschenswert. Erreichbarkeit während üblichen Geschäftszeiten ist notwendig.Näheres auf Anfrage. Infos unter

mikITMS - Ein skalierbares innovatives Teilnehmer Management System von m.i.k. IT GmbH, das als Kauf- und Mietlösung zur Verfügung steht. m.i.k. IT hat mit der Entwicklung von mikITMS auf die Anforderungen der Kunden reagiert und ein flexibles Teilnehmer Management System geschaffen, mit dem Kunden mit Service in der Lage sind exklusives Teilnehmermanagement für hochwertige Veranstaltungen ebenso wie für einfache Veranstaltungen anzubieten. Wer sich auf das Projekt bewirbt sollte Branchenkenntnisse haben. Die Bezahlung setzt sich aus Fixum und Prämie (ohne Limit) zusammen.

Print RFID Tag using delphi 6 using printer Zebra ZD500R

guten tag, ich plane einen arduino mega mit gsm modem, serial lcd display und serial rfid reader als zeiterfassung einzusetzen. der rfid chip code wird beim empfang per php in eine mysql db geschrieben. das programm funktioniert leider nur teilweise. können sie mir helfen?

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.

I am in search of a talented software developer who can seamlessly integrate RFID door lock system, WiFi management, and an online booking system into a user-friendly hotel management system. My aim is to provide a faultless experience to our clients which include hotels, resorts, and bed and breakfast establishments. The functionality must include but is not limited to: - A user-friendly online booking system that reflects real-time room availability - An integrated RFID door lock mechanism - Effective WiFi Management per booking The candidate should ideally possess a comprehensive understanding of PHP, Python, and Java, and have previous experience in building similar systems. Your input and recommendations on how to improve functionality and user experience will be ...

100 Tons Weighbridge controller PCB design with RFID

100 Tons Weighbridge controller PCB design with RFID

...seeking an experienced freelancer to develop an electronics system for our mobile chicken houses. The system should control relay loads, read RFID tags, that are fitted to every hen and other sensors to log chicken laying patterns and transmit the data to an online platform for storage and analysis. A 12V power supply is available for system operation. **System Overview:** The integrated control system should manage lighting, electric fences, and actuators, through relays, for optimal conditions inside the chicken houses. It should also collect and transmit various data points, including battery voltages, lighting conditions, and readings from 10 separate RFID sensors, for remote monitoring and analysis. Data transmission should occur via either 4G or LoRaWAN connectivity...

I'm in search of a skilled professional who can assist me with the prototyping of a retail RFID product. - **Key Features**: The primary functionalities of this RFID product will include read / unlock abilities. - **Target Retail Items**: I aim for this product to be able to read and unlock Electronics, Books, and Media. - **Hardware Design Requirements**: The hardware design needs to be compact as well as easy to install. Ideal candidates should have a strong background in both hardware and software design as it pertains to RFID technology. Experience in retail-oriented product development is a plus.

I need an Arduino C expert with experience in sensor integration, communication with other devices, and data logging. To meet all my project needs, the selected freelancer should have skills to integrate RFID and WiFi sensors. Primary tasks include: - Integrating RFID and WiFi sensors into an Arduino C project. - Ensuring seamless communication between Arduino C and Mobile devices/PCs. - Implementing effective data logging. This is a complex project and looking for someone who can provide realistic solutions. Proven work with Arduino C, RFID/wifi sensor implementation, and device communication enhancement will give you an upper hand in your application. Looking forward to discussing further details.

...skilled developer to help me set up an RFID attendance tracking system using a Raspberry Pi and a USB RFID reader. The system should be able to read RFID tags and record the attendance data. Key requirements: - Develop a script that can integrate the USB RFID reader with the Raspberry Pi for attendance tracking - Store the attendance data on an external database - The external database should be an MS Access DB storeb on windows server on lan shared folder data stored to database should be : date/time, cardID (readed card ID), cardReaderID (could be mac address of network interface), cardReaderSN (also could be the mac address of network interace), cardReaderName) Ideal candidate should have: - Proficiency in Raspberry Pi and the ability to set up an R...

I'm seeking a professional with expertise in Raspberry Pi programming and Bluetooth connectivity to design and implement a system that interacts smoothly with RFID technology. Key requirements: - The system must save RFID information in a Raspberry Pi. - The recorded IDs need to be sent via Bluetooth once a day. - No need for long term storage, it should overwrite with new IDs daily. Skills and Experience: - Proficient in Raspberry Pi programming - Experience with RFID technology - Strong knowledge of Bluetooth technology for data transfer - Understanding of data storage and overwriting concept

I need an RFID solution to manage less than 50 mobile phones stored in key-based lockers. The primary objective is to ensure compliance with our no-mobile-use policy during office hours. Details/Requirements: - Design and implement an RFID solution capable of detecting and tracking the presence of individual mobile phones in the locker. - The system should send timestamps of when the mobile phone is kept inside the locker and when it is taken out, to the server. - The system should generate daily reports to be sent to the administrator with regards to mobile usage for previous day. - The system should be easy to use and does not require advanced technical skill. Skills and Experience: - Proficiency in RFID technology application - Understanding of mobile phone...

As a developer, I'm embarking on a project to build a UHF RFID reader capable of serving primarily as an interfacing tool on RS232, Wiegand, and WiFi. I'm interested in targeting individuals with specific expertise in: - Understanding and working with UHF frequencies - Designing and integrating with the Wiegand interface, our primary focus - Creating a product compatible solely with UHF RFID tags The ideal candidate would need to have a background in electronic engineering, specifically with a focus on RFID technology and the Wiegand interface. Knowledge of programming for WiFi and RS232 interfaces would be advantageous. If you have previous experience in designing or working on similar projects, it's a big plus. I want to make design which i can easi...

...Sensor Integration: The primary sensor of focus is RFID. The code must be able to adeptly handle data read from RFID sensors. Specifically looking to utilize the Sparkfun Simultaneous RFID Reader. • Data Logging: The Arduino program should be able to log data accurately. The specific data types I'm interested in are Time and RFID Numbers. Two time synchronized sensors need to record whenever a new RFID tag is read recording the sensor number, time, and RFID number. Data recorded to a micro sd card. - The sensors synchronization can be as simple as simultaneously depressed buttons. Real time is not required, relative is fine. -The sensors need to be able to have the RFID function manually turned off temporarily -The

...industry-standard protocols (e.g., SSL/TLS). - Role-based access control (RBAC) to restrict access to PHI based on user roles and permissions. - Implementation of strong password policies and multi-factor authentication (MFA) for user authentication. - Regular security audits and vulnerability assessments to ensure compliance with HIPAA regulations. 2. Sample Tracking: - Barcode or RFID-based tracking of samples with safeguards to protect patient identity. - Access controls to limit access to sample information to authorized personnel only. - Audit trails to track sample movements and access history for compliance purposes. 3. Secure Reporting: - Generation of reports with anonymized patient identifiers to protect patient privacy. - Access controls to re...

...middleware that lets Windev Mobile utilize many functions of Zebra RFID SDK. The required functions are: * Read/Write Data * Geolocation Tagging I already have the Zebra RFID SDK along with its documentation. The main objective of this project is to allow the communication between the Zebra RFID SDK and Windev Mobile. This will involve effective interpretation and integration of SDK functionalities into the Windev software. Key Skills: * Profound experience in PCSoft Windev Mobile development * Strong proficiency in Android Studio * Capability to integrate SDK into another platform * Understanding of Zebra RFID SDK and its core functionalities. Develop a small Android native application or service that includes the Zebra RFID SDK and exposes the ...

I seek a proficient RFID programmer with experience in handling both reader and tag programming. The primary objective of the project is to develop an effective system capable of inventory tracking for better asset management. Specifically, I aim to: - Collect and track inventory data seamlessly - Optimize my asset management system The ideal candidate should: - Be experienced in RFID reader and tag programming - Have previous experience in creating systems for inventory tracking - Have excellent knowledge of data analysis - Be familiar with asset management systems Your extensive RFID programming skills coupled with a keen understanding of inventory tracking can help streamline my operations for efficient asset management. Let's connect.

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I'm seeking an antenna engineer with strong experience in UHF RFID applications to design a Circularly Polarized Modified Minkowski Fractal Based Antenna. Key details: - The antenna should be capable of long-range (5+ meters) readability. - The antenna is needed for both indoor and outdoor UHF RFID reader applications. Ideal Skills: - Expertise in antenna design - Strong knowledge of UHF RFID systems - Proven experience with indoor and outdoor application of antenna technology In your proposal, be sure to discuss: - Your experience with similar projects - Your approach to the challenge this project presents.

...venta, a cada usuario una vez se haya seleccionado el usuario en el Punto de Venta y se hay autenticado con una tarjeta con código de barras/tarjeta con código QR y tarjeta RFID. Los dependientes no deben poder añadir productos en tickets de venta creados por otro dependiente y que estén pendientes de finalizar y de validar y que hayan sido creados por otros usuarios. 6. "Cierre de Caja" (Cierre de Sesión) solo debe dejar realizarlo a los usuarios "Encargados" a los cuales les debe solicitar autenticarse en el Punto de Venta que se realice mediante la autenticación con una tarjeta con código de barras/código QR y/o RFID. Si no pudiera autenticarse con la tarjeta debe permitirle introducir una con...

...our upcoming school announcement. The ideal freelancer for this project will: - Be fluent in English and Urdu. Bilingual candidates are strongly encouraged to apply. - Have an energetic and friendly tonality. - Be capable of producing a voice over with a duration of 1-3 minutes. "Indo embassy high school, near Masjid e Maaz, Millat Nagar, Noori Nagar, Hyderabad. India's 1st Online school with RFID automated Attendance system, Indo embassy high school, near Masjid e Maaz, Millat Nagar, Noori Nagar, Hyderabad, Well trained and dedicated Teaching Staff, Computer Lab Equipped with World Class Advance Technology, We provide well-equipped computer, physical, biological, language, and math labs for both primary and high school students. Indo embassy high school Where Knowled...

I am seeking an expert mobile app developer to create web app capable of monitoring a fast input stream of numbers from a remote keyboard (which is actually a BLE RFID reader device pretending to be a keyboard). Once it receives a stream, it should ensure that it has received exactly 17 digits (if not report a false read), then lookup that string in a text file and display 2 characters which will be the result of the lookup. The text file is attached below. It will need to repeat the operation whenever a new stream is received and it will need to allow for a new file to be selected from the UI. Finally it will need a button that allows previous readings to be cleared from the screen. I will need a hosting solution and the source code delivered as part of the project and it needs...

I'm looking for an individual experienced in managing and scanning booth attendees for our upcoming event in Sydney. Your primary job will be using an RFID scanning device to collect badges information efficiently and effectively. Just say Hi who comes to grab the coffee and scan their badge. That is it. Nothing else. The event is on April 10th and 11th in Sydney at ICC. Key Responsibilities: - Scanning all booth attendees using an RFID scanner - Collecting comprehensive contact information from each attendee Necessary Skills: If you're a tech-savvy individual with event coordination experience and excellent interpersonal skills, this job is for you! Knowledge in systematically collecting and recording attendee data is highly desired.

I'm seeking a developer experienced in RFID readers, in particular, active RFID technology. This initiative is focused on creating a system to track goods. Given the nature of what we’ll be tracking, it's essential that you have knowledge not just in RFID systems, but also in creating user-friendly databases to enable simple and efficient tracking. Skills and Experience Required: - Proven success in similar solutions - Expertise in active RFID technology - Experience in creating user-friendly databases for asset tracking - Clear understanding of goods tracking solutions With your help, I want to innovate in our asset tracking, making it more efficient and ultimately, adding value to our business operations. If you're a skilled RFID...

(Azure) (Cloud Storage) (API) (SQL) (NoSQL) (RESTful) We produce radio frequency identification (“RFID”) readers and use several proprietary applications during production, fulfillment, software licensing and support of our hardware products. These applications are written in C++ and Java and run on Windows. Our contract manufacturers and fulfillment centers use these proprietary applications which produce a variety of files and data stored locally during production of each device. Information regarding post-production sales of software add-on features is also stored in the database. Each operations location generates local SQLite databases and other data files which are individually copied to our home office and merged to contain data from all locations. We want ...

I'm seeking a fresh and innovative proposal for security operation management that go beyond the traditional methods like facial recognition, RFID, and drone patrolling. Goals: - Improve efficiency and effectiveness - Enhance overall security measures - Reduce operational costs Challenges: - I possess technologically advanced systems but need to increase the workforce to effectively cover the expanding operations - Scattered areas of operation require a more efficient management strategy Coverage Areas: - Office buildings - Refineries - Gas plants - Bulk plants - Tank farms The ideal freelancer for this project should have extensive experience in security management, a visionary approach towards problem-solving, and the ability to devise cost-effective solutions. Familia...

I am in need of an experienced, part-time engineer to help with updating and enhancing the hardware and firmware of our existing PIC24 boards. The scope of work includes: Hardware updates: - Addition of new interfaces - Implementation of new readers like RFID, Weight and other sensors on UART, SPI, I2C Firmware Changes: - Integration of the new reader interfaces - Implementation of bug fixes - Updating existing firmware to accommodate the new changes - Fulfillment of new requirements, which will vary based on specific projects The ideal candidate should have relevant experience in board-level design and firmware engineering, with proficiency in UART, SPI, I2C protocols and development using the PIC24 platform. The project may also involve creating support for additional sen...

I'm in need of a proficient and experienced professional who can develop an asset tracking system specializing in vehicle monitoring. Not just simple GPS tracking but a comprehensive solution that utilizes Active RFID technology to provide proximity warnings and alerts. This system is intended to function predominantly in an outdoor environment. Specific requirements include: - Expertise in RFID Technology: You should be fully familiar with Active RFID technology and how to harness it for vehicle tracking. - Alert System Development: The system should be capable of creating proximity warnings and alerts. - Experience with Outdoor Systems: Since the environment is completely outdoors, prior experience working with outdoor tracking systems will be considered ...

I'm seeking a dot net developer well-versed in the implementation of SDK functionality. The project centers around encoding product IDs using the TSC T800 RFID printer. Expertise in data encryption is crucial for success. Also, deep familiarity with TSC T800 and mastery of .NET programming are coveted. The work includes: - Configuring the TSC T800 for product ID encoding - Accurate and efficient utilisation of the SDK functionality - Assuring the reliable transfer of data to the TSC T800 and successful encoding To excel in this, understanding RFID technology, .NET proficiency, and experience working with SDKs is integral. Applicants with past work on similar projects will be preferred. This project requires precision, meticulousness, and adherence to guidelines, as err...

...Electrical Engineer to design a compact 125KHz RFID reader using a CH32V003 microcontroller, together with relevant analog components that can achieve a read range of up to 10cm. Key aspects of the project to note are: - Size: The reader should be small in size, portable and convenient. - MCU: The design should harness the power of the CH32V003 MCU. - Firmware: Basic firmware functionality will include reader initialization. When read send data via uard - End Device: The completed RFID reader will be configured to link up with an embedded system. Candidates with a proven track record in small electronical device designs and experience in firmware development with an emphasis on initialization will be ideal for this role. Knowledge of RFID reader designs, CH32V00...

I require an experienced developer to build an iPhone...to build an iPhone app that serves as a part of an established loyalty system. The app's primary function will be to add points to a user's record, interacting directly with the Smartsuites API. Key Features: - The ability to update a sub-item in a solution. - Integration with an RFID reader to capture the Fob Unique ID. - Capability to find a matching record for the given RFID. It would be beneficial if you had previous experience in building iPhone apps that work with APIs, specifically Smartsuites, and RFID technology. Understanding of the loyalty systems would also be highly valuable. Please ensure your bid includes an estimation of how long you believe the project will take, as well as any releva...

I am trying to work out how to setup a token dispenser for my few arcade games. What i want is to have a machine which a person can go to and put in an amount like $10, then tap the card and it processes, it then asks if they want tokens or on the game card. If game card they tap their rfid card and it credits to that or pops out coins. Will also need to work in conjunction with the 5 arrcade games i have which will be running RPI RetroPI and have a token slot and rfid reader.

Necesitamos un programa para arduino mega o nano, con lector rfid-rc522 para tarjetas o tags mifare que modularmente nos permita: 1. Almacenar en algun sector de la tarjeta los siguientes datos: Fecha, vl1:0,1,2,3, vl2:0,1, vl3: 0 a 1000000 (saldo), protegida con un keya,keyb diferente al deffaul. 2. La idea es leer los datos y visualizarlos en variables para mostrarlos en monitor serie. 3. Cambiar datos: actualizarlos, puede ser en tarjeta nueva o cambiar los existentes.

...someone experienced in Arduino and RFID technologies to develop an Arduino UNO-powered breathalyzer project. Since I haven't yet decided if the breathalyzer will be for personal or commercial use, this could shape the route taken during development, and so flexibility will be key. Key Features: - The breathalyzer should be capable of detecting normal, alert, and high alcohol levels. - It should integrate an RFID system for replicating car ignition - this needs to be programmed to work with any type of key fob. - The alcohol levels should be displayed on a basic character LCD display. - An optional feature would be a speaker that imitates car ignition sounds, depending on the availability of this module. Ideal Skills and Experience: - Proficient in Arduino and RFI...