Nfc circuit designJobs

I need Door Lock Digital circuit.

timer concept lcd 3 relay 3 buttons rtc 6 adc (op amp circuit)

...the IMC101T T038 motor controller. The software should control and regulate both the grid side and machine side using Space Vector PWM (SVPWM). Communication between the Arduino and other components will be handled via serial communication. Additionally, the system should include a quadrant display using 4 LEDs to indicate whether it is operating in motor or generator mode. All datasheets and circuit diagrams will be provided. Key Responsibilities: Control and Regulation: Implement SVPWM on both grid and machine sides. Grid-side control: Adjustable power factor (cos(φ)), current, and power. Machine-side control: Adjustable field (Φ), torque, and speed. Overload Protection: Develop a feature to switch the device to idle mode during overload conditions. Measurement and...

More details: What is the purpose of the electronic circuit you need designed and constructed? Product test per an engineering specification. What specific engineering specification do you need the product to be tested against? Response to small driver signal, 415mA base with +/-5mA, +/-10mA, +/-15mA, +/-30mA sinusoidal oscillations at 1Hz, 10 cycles per amplitude. How soon do you need your project completed? ASAP

Re-Design and Add to our Product Labels (See Attached Examples). Use Different Golf Cart Pictures And/Or Colors To Differentiate Between The Different Models. Each Label Will measure 5 Inch (127MM) Height x 8 Inch (203MM) Width. Key Points For Each Label Are: CanLiFe Lithium Golf Cart Battery * A Single Drop In CanLiFe Lithium Battery Replaces An Entire Set Of Conventional Lead Acid Batteries & Can Operate A Stock Golfcart In Any Terrain. * Assembled In Canada * Backed By A 6 Year Limited Warranty * Estimated Range And Capacity To Be Displayed Prominently * Bluetooth Enabled - Monitor State Of Charge From Your Phone Total of 12 Labels to be created: Front Plaques: CanLiFe Lithium Golf Cart Batteries 36 Volt 56 Amp Hour (2.07 Kilowatt) Capacity 25-30 Kilometer Range 48...

I am in need of an experienced hardware engineer, fully versed in circuit design and PCB layout. My aim is to develop a novel product. To meet the project objectives, the following experience and skills are critical: - Proficiency in circuit design - Expertise in PCB layout - Experience in working with Microcontrollers Understanding the intricacies of Microcontrollers is key as they are the central component for the new design. Efficiency, attention to detail and creativity in your approach will significantly contribute to the success of this innovative product design.

I would need a script written in nodejs where a USB NFC reader (specifically the ACR122U or the ACR125U) wait for a NTAG424 DNA tag. Once an NFC tag is tapped write a URL data into the tag as well as encryption keys. Make sure the URL contains query parameters which are mirrored uid, counter, and cmac that are all encrypted. Part of this is to write a nodejs script to validate the above parameters from the URL and decrypt the uid/counter (or some Rust that can do the same)

Develop or sketches to run dual processors in circuit as described in schematic , The light, called Eos 24, has three use cases or modes: 1. SW1 is closed: The neopixel runs constantly until SW1 moved to open. 2. SW1 is open: The neopixel runs when the PIR is triggered until interval4 is elapsed. When SW1 is open and interval4 is elapsed Eos 24 is in standby mode and the Neopixel is dark. 3. SW1 is open and interval4 is elapsed. This is standby mode and the Neopixel is dark until the PIR is triggered again.

I'm in need of an electronic circuit and PCB designer proficient in working with ESP32 based microcontrollers, particularly for IoT applications. The project involves creating an efficient, compact, and robust PCB design that supports Wi-Fi connectivity. Key Requirements: - Proficiency in ESP32 based microcontroller design - Prior experience with IoT applications - Familiarity with designing for low power consumption - Expertise in creating compact PCB layouts - Ability to design a PCB for a rugged environment Your expertise in these areas is crucial, as the final product should be both functional and durable. If you're confident in your ability to deliver a high-quality electronic circuit and PCB design for an ESP32 based microcontro...

Develop schematics, PCB and firmware for a compact NFC reader. The suggested RFID controller is PN7160. Microcontroller - STM32 0) Two boards - antenna and the main board. The antenna diameter is 15mm with a hole in the center 4-5mm. The main board is 14mm in width and length is 35mm or less. 1) The reader must read and write password-protected memory blocks in Mifare Classic cards. 2) The reader keeps the password for the RFID cards as a hard-coded constant. 3) The reader has an 4-byte reader ID stored in its EEPROM memory. 4) The RGB LED on the edge of the main board, whose location matches the hole in the antenna. RGB LEDs are connected to the PWM pins of the controller. 5) A waterproof (if possible) speaker must be on the opposite edge of the main board, closer to one side to l...

I'm in need of an experienced Analog Circuit Designer to assist with the conceptual design and simulation of a prototype. - The purpose of this project is to develop a prototype, not for research or educational purposes. - I'm currently in the initial stage of prototype development, so we're focusing on conceptual design. - The major components of the analog circuit I need assistance with are transistors and timers. - I have a preliminary reference circuit whose functionality to be replicated with equivalent circuit. Ideal candidates should: - Have prior experience in analog circuit design for prototype development. - Be proficient in using simulation tools. - Have a solid understanding of transistors and timers. - Po...

I'm currently in the design phase of an electronics project and require an electrical engineer with a specialization in electronics to assist me. Key Tasks: - Design Assistance: I need help with designing various electronic components of the project. This requires high-level knowledge of electronics, particularly on how to integrate circuits and make them work seamlessly. Ideal Skills and Experiences: - Expertise in Electronics Engineering: A deep knowledge of electronics is essential for this role. You should have experience working on similar projects and be able to demonstrate a strong understanding of electronic design principles. - Circuit Design Skills: Experience in designing complex circuits is a plus. You should be able to handle the intr...

I'm in need of an expert in digital electronics to assist in a project of mine. The specifics of the project, including whether it involves circuit design, PCB layout, or microcontroller programming, we can discuss in further detail. Key requirements: - Proficient with digital electronics and related technologies - Experience with either circuit design, PCB layout, or microcontroller programming - Ability to collaborate effectively and share project files as needed Your role will be instrumental in the success of this project, and I am looking for someone with a proven track record in this field. Let's connect and discuss the project further.

I'm in need of a skilled electronic circuit and hardware engineer to help me with the design and selection of components for a project. The project involves the creation of a power supply, an analog digital converter, and a relay. Key Responsibilities: - Circuit design: I need help with creating the circuit for the mentioned components. This includes ensuring the circuit is efficient and functions as intended. - Component selection: I'll require assistance in selecting the right components for the circuit. It's crucial to choose components that are of high quality and fit the project's requirements. The ideal candidate for this job should have a solid background in electronic engineering, particularly in circuit...

I have a digital circuit design in PDF format that I need converted into a Proteus Professional circuit diagram. This project only involves the conversion of the existing design into a circuit diagram within Proteus; no simulation or testing is required. Key Requirements: - Convert an existing digital circuit design in PDF format into a Proteus Professional circuit diagram. - Ensure that the circuit diagram accurately represents the original design. Ideal Freelancer: - Experienced with Proteus Professional software. - Proficient in digital circuit design. - Capable of accurately translating circuit design from PDF format to Proteus.

I am seeking an experienced LT Spice expert to assist with the design and simulation of a half-bridge circuit to drive an ultrasonic cleaner load, 60W, 39kHz, and 10R impedance. I have an LT spice model that needs to be updated to meet the requirement. The floating side needs to show a square wave and the output to the load needs to be a sinewave. The main requirement is to update the values of the discrete component and use a much better MOSFET to meet the required output of 600V AC, 0.5A, 39kHz Responsibilities: - Improve the LT Spice model for the half-bridge circuit (no rectifier needed), Output is AC and not DC - Conduct detailed simulations to analyze performance - Optimize circuit design based on simulation results The MOSFET part number is ...

I have a couple of circuit diagrams that I need to have redrawn in Word format.

I'm in need of a Verilog expert proficient with Quartus Prime Toolchain. Key Requirements: - Professional with Verilog: Need someone experienced in ...proficient with Quartus Prime Toolchain. Key Requirements: - Professional with Verilog: Need someone experienced in designing digital circuits and implementing specific functionalities using Verilog. - Proficiency with Quartus Prime: Familiarity with the Quartus Prime Toolchain is a must. I need to design, simulate, implement and test a digital circuit using the Quartus Prime toolchain as per the specifications I will provide and demonstrate the workflow when using the Verilog HDL to construct a design for a physical Field Programmable Gate Array (FPGA) target. Please apply if you have the required expertise. ...

I'm in need of a skilled circuit board designer that can create the and design the Greber file for me, I need to send the files to the manufacturing compony. My project contains few components only. SAM D11C 14-pin chip, 3 LEDS, Battery holder, and a reset switch. The "j2" pads are for programming the chip, Gnd, power, and clock. The 2 antennas traces are connected to analog pins A2 and A4. LEDs are connected to digital pins 24,25,31. the reset button to RST pin of course. For the 4 programming pads. Gnd and Power goes to Gnd and VDD pins in the chip, For the clock, I'm not shire which pins. layout size : 10 cm by 5.398 cm

As part of this project, I need assistance in performing the following tasks: - Writing VHDL code - Designing FPGA circuits, specifically for Xilinx FPGA The goal is to achieve PWM via VHDL and PS to PL UART communication in the FPGA circuit design. It would be advantageous if you have a strong background in VHDL, FPGA circuit design and specific experience with Xilinx FPGA. Additionally, understanding of PWM and UART communication would be beneficial. Estoy buscando un ingeniero FPGAs y firmware para q haga un pequeño proyecto para hacerlo correr en una tarjeta de desarrollo Pynq-Z2 con el Sw Vivado. Se trata de implementar un PWM de valor de entrada variable, esto en VHDL para cargarlo en la PL de la Zynq. Se trataría de lo siguiente; a tr...

I'm looking for an experienced PCB designer who's proficient with Altium Designer. The project specifically involves a multilayer PCB design. A strong attention to detail and a good understanding of circuit board layout is crucial for this project. Key Requirements: - Proficiency in Altium Designer - Experience with multilayer PCB design with large PCB Boards - Ability to understand and implement complex circuit board layouts - Attention to detail Please provide examples of your previous PCB design work using Altium. A portfolio demonstrating your experience in multilayer PCB design will be highly regarded. This is an LED board which needs layout editing with adding few more components. Please Show your previous work with dense Layout w...

Google review nfc card reader app

I'm in need of a PCB layout for a small electronic product. Here are the specifics: - The purpose of the layout is for electronic product manufacturing, not for circuit prototyping or repair. - The PCB must be designed to fit within a small size constraint, specifically less than 10x10 cm. - The PCB should be a double-layered design. Ideal skills and experience for this job include: - Proficiency in PCB layout design, particularly for small, double-layered boards - Prior experience in designing for electronic product manufacturing - Attention to detail and ability to work within specific size constraints.

...a one-of-a-kind digital card making website. The site will have the main purpose of enabling users to create NFC cards, generate QR codes, and edit their unique links. Key Features: - The website is to be built on WordPress, so expertise in this platform is a must. - Users should be able to select templates for their cards, upload images, and customize text. - Crucially, they must be able to input their desired content and have the system generate NFC cards and QR codes accordingly. This implies a seamless, automated process that requires expert coding. Ideal Skills and Experience: - Proficiency in WordPress, with experience in developing custom websites. - Strong knowledge of NFC card creation and QR code generation. - Experience in implementing user-friendly ...

...code from scratch - Prior experience in data analysis using Python - Proficiency in Python libraries such as Pandas, NumPy, and Matplotlib If you have a solid background in data analysis and Python, and are able to create efficient, clean, and well-documented code, I'd like to hear from you. Here are details- I have to create a simulation that will find the optimal solution to go around a circuit using the least amount of power in a given time, by calculating the forces acting on the vehicle at any point. The forces have been identified to be: Drag, Rolling resistance, Incline, Wind & Motor thrust. Rolling resistance, wind (set to 0 in data should be okay to plug values in later) and incline forces have been resolved in an excel file for every data point (every metre...

I'm looking for a skilled electrical engineer who can help me with the design of a high-torque electric motor for a cart. Key tasks involved in the project will include: 1. Electrical System Analysis: Understanding the system needs and constraints to design an effective electric motor. 2. Circuit Design: Developing a circuit that will be optimal for the high-torque motor. 3. Troubleshooting and Repair: Providing solutions to potential problems experienced during testing and implementation of the design. The electric motor design needs to account for the following specifications: - Power Rating - Speed - High Torque Engineers with experience in design and development of high-torque electric motors will be preferred. A strong ...

...professional with experience in Battery Management Systems (BMS) to design and develop a LiFePO4 BMS. The key requirements and features include: - BMS should support 8S and 4S configurations - Maximum amperage capacity of 100A - The ability to alter the BMS ampere capacity by adding or removing MOSFETs or any other relevant hardware as required - The BMS should include essential safety features such as: * Temperature monitoring * Short circuit protection * Cell balancing * Reverse polarity protection - The system should allow for charging and discharging through the same port I need this project to be completed within a month. Ideal skills and experience for this job include: - In-depth knowledge and experience in BMS design, particularly with LiFePO4 ...

I am seeking a skilled and experienced Switch Mode Power Supply (SMPS) design engineer. For my particular project, we will focus on AC-DC converters and should, therefore, possess specific expertise in switching regulation topology. Here's what I need: - Mastery in designing AC-DC converters utilizing switching regulation - Ability to design a converter with power output less than 100 Watts - Experience with power electronics and circuit design Your background should demonstrate relevant projects you've completed that are particularly linked to the aspects mentioned. Your strategic and innovative thinking will be highly valuable to create efficient and powerful designs.

In this project, I am seeking a highl...am seeking a highly knowledgeable and experienced KiCad user who specializes in double layer PCBs. - Purpose: The primary function for this custom PCB is data transmission. This project will require a comprehensive understanding of different data transmission protocols and experience in related circuit design. Skills and Experience Required: - Proficiency in KiCad CAD software - Experience in designing double layer PCBs - Knowledge about different data transmission protocols and related circuit designs Please note, only bids from freelancers showing relevant previous works and portfolios will be seriously considered. I look forward to reviewing your proposals and potentially collaboratively creating an efficient and effectiv...

...proper KiCad design. You must review the schematic to ensure there are no issues before you start routing. I'm seeking a proficient PCB designer with experience in KiCad for the development of a multilayer circuit board intended for consumer electronics. Key Points: - The project involves the creation of a multilayer PCB targeted for consumer electronics. Prior experience in this field would be highly advantageous. - Proficiency in KiCad is essential. Prior experience working with KiCad for multilayer PCB designs is a must. - You should have a good understanding of the manufacturing process for consumer electronics PCBs, including the constraints and requirements that come with it. - Ability to work with me closely and make adjustments as necessary to ensure the fi...

I need a circuit schematic for the attached circuit

I'm seeking an experienced drafter to create detailed electrical wiring diagrams for my residential project. The diagrams should include; - Circuit layout - Wire color codes - Component specifications There are no specific electrical codes or standards to be followed in this project. A deep understanding of generic electrical drafting standards is essential. Previous experience in residential electrical drafting will be highly advantageous. This project requires the use of computer-aided design software, with proficiency in AutoCAD or similar software as a desirable skill.

Une plateforme web pour la gestion et planification des missions chauffeurs par bus a nos clients ( entreprise privé) comme système d’aide d’exploitation SAE - Cette plate-forme cherche la disponibilité des chauffeurs et des bus d’un parc auto. - Grâce à cette plateforme, le conducteur peut consulter son travail quotidien - mouvements journaliers - le client peut suivre...plateforme web pour la gestion et planification des missions chauffeurs par bus a nos clients ( entreprise privé) comme système d’aide d’exploitation SAE - Cette plate-forme cherche la disponibilité des chauffeurs et des bus d’un parc auto. - Grâce à cette plateforme, le conducteur peut consulter son travail quotidie...

I'm in need of an Arduino expert who is adept at programming a small Arduino circuit to control LEDs, a motor, and sound. It will be integrated into a small, Matchbox/Hot Wheels-sized fire truck. The LEDS will flash alternately to represent the emergency lights. The motor will power the back wheels and the sound will play through a small speaker as a siren and horn. Here are the requirements for the project: I believe the Arduino MKR Zero would be a good fit since it has the integrated micro SD card holder and sound processing capabilities. It also has an integrated battery charger. The Arduino needs to be powered by a rechargeable Lithium Polymer battery like 3.7 Volts. - Control LEDs: I believe I can get by with two white 3mm LEDs. I will install fibre-optics to transfer ...

Mi proyecto está basado en la implementación de un sistema web basado en microservicios , para mejorar la gestión de recursos IP en une empresa de Telecomunicaciones. Tengo pensado usar un Registry (Eureka Server) , Load Balancer ( Ribbon ) , Gateway ( API GATEWAY), Circuit Braker ( Hystrix), Spring Boot con su Api Rest, Spring Config. Busco un freelancer para implementar este proyecto. Saludos Julio Cabrera

...talented Android developer based in Lucknow, India to work on an NFC application. Here are the specifics of the project: - **Detailed Documentation**: - I have a comprehensive documentation available, which will serve as a guideline for the development process. - **Key Features**: - User Authentication: The application will require robust user authentication mechanisms. - Payment Processing: It needs to support secure payment processing. - Data Sharing between Devices: Facilitate easy and secure data sharing between NFC enabled devices. - **Hardware Integration**: - No specific hardware is planned to be integrated at this stage. Ideal skills and experience for this job include: - Proficiency in Android development and NFC technology. - Prior experienc...

I am in need of a skilled React Native developer who is experienced in integrating NFC technology into cross-platform (iOS and Android) mobile applications. The primary function of the NFC feature in this app will be for Access Control purposes. Key Requirements: - Proficient in React Native and development for both iOS and Android platforms. - Experience with NFC technology and integrating it into mobile applications. - Prior projects or a strong understanding of Access Control systems. I'm looking for someone who can not only develop the app, but also advise on best practices and design considerations to ensure the NFC features are implemented in a seamless and secure manner.

I'm looking for experienced circuit designer who can design sensing circuit for RTD temperature sensor. Sensing should be done by STM32F103 microcontroller ADC. There should be 8 channels for RTD temperature sensor. I need Schematic design and sample code to read temperature value. Only bid if you have experience with RTD temperature sensor.

I'm seeking an electrical designer experienced in commercial circuit design and wiring layout. Key Requirements: - **Circuit Design**: You should be able to create efficient, safe, and robust electrical circuits tailored to a commercial building's needs. - **Wiring Layout**: Expertise in laying out wiring for maximum efficiency and safety is crucial. Specifics to Consider: - **Power Distribution**: The design will focus primarily on the power distribution aspect, ensuring it meets the demands of a commercial space. Experience in similar projects will be highly valued. Your design should be optimized for cost-effectiveness, energy-efficiency, and future scalability. Revit and familiar with NEC.

I'm in need of a skilled electronics engineer to assist with an educational circuit design project. The circuit is intended for advanced learners, so it should be challenging yet educational. Key requirements and responsibilities include: - Designing a complex circuit for educational purposes - Ensuring that the circuit is advanced enough to engage students at a high level - Preparing documentation and guidelines for understanding the circuit Ideal skills and experience for this job include: - Proven experience in advanced circuit design - Prior experience in educational circuit design is a plus - Excellent communication skills for creating thorough documentation Looking forward to hearing from passionate electr...

Wiring Schematic of an Agricultural Articulated Truck (Tractor), new project needs schematic and design. Key Components: Power Supply: Battery Alternator Main Circuit Breaker Lighting System: Headlights Tail Lights Work Lights Indicators Control Systems: Ignition Switch Dashboard Controls Relays and Fuses Engine and Transmission: Starter Motor Engine Sensors Transmission Controls Hydraulics: Hydraulic Pump Controls Joystick Controls Hydraulic Solenoids Auxiliary Systems: Air Conditioning Horn Wiper Motor Fuel Gauge

I'm in need of a custom NFC payment gateway hardware that is compatible with Android. It will be integrated into a self-serve restaurant kiosk. The system should be able to handle both contactless card readers and mobile payment options. Key requirements include: - Capable of processing 50-100 transactions per day - Compatible with Android operating system - Supporting both contactless card readers and mobile payment options Ideal candidates should have experience with: - Custom hardware design, particularly in the payment processing field - NFC technology and its integration with Android systems - Understanding of self-serve kiosk systems and the unique requirements involved This project is a great opportunity for someone who is experienced in custom hardwar...

I'm a Classic Rock wedding singer in desperate need of a capable, experienced manager. Specifically, I'm seeking someone who can: - Promote my services diligently, and adeptly navigate the wedding industry. The perfect candidate is familiar with the Classic Rock genre, and has experience managing and promoting artists in the wedding circuit. This job requires approximately 3 hours of performance, so time management is of essence in your tasks. Performance and promotion tie closely together, hence, your role is crucial in capitalizing on each performance with posterior promotions.

For my ongoing project, I need a specialized Printed Circuit Board (PCB) design for an iMX8 Micro Processing Unit (MPU). Below are the main requirements: - Power Management: This is crucial for the project. The PCB design should incorporate an integrated voltage regulator. Specifically, I prefer to use a linear voltage regulator which can provide continuous, stable supply and suit the power requirements of my MPU. Skills and Experience: - Knowledge in PCB design with a focus on power management. - Familiarity with iMX8 MPU would be beneficial. - Proficiency in using linear voltage regulators and designing for signal integrity purposes. - Previous experience in designing intricate PCBs will be a plus. Your expertise can make a substantial difference in the...

I am seeking an Electronics Engineer specialized in power conversion, specifically the AC to DC conversion process (SMPS). The purpose of this project is to design and implement an AC to DC converter to serve as a power supply for an electronic device. The ideal candidate should have: - Extensive knowledge and experience in power electronics and circuit design - Proven experience in designing and troubleshooting SMPS Your responsibilities will include: - Designing a robust SMPS following given specifications - Validating the design through physical prototyping (dot board preferred) - Sharing the voltage sweep results with the proto Requirements: - Primary side: 90 VAC - 250 VAC input - Secondary side: 24 VDC (2A) and 15 VDC (3 A) (on the same transformer) - S...

...native (NOT expo) - java script code - Work in android initially (ios in the future) - Organized modular code (NFC calls, API calls etc) - You must provide instructions on how to create the dev environment - All code will be shared, without restrictions - It must have 3 screens - Login screen - which will authenticate to a backend I will provide - Then a main screen with 2 subscreens - Card read - read content of a NFC card - Configuration screen - to read/write some params from the API - And some other parameters like the URL to call, persisted locally on the phone Ideal Candidate: - Experienced in React Native development - Proficient in integrating NFC technology into mobile apps - Familiarity with developing for both iOS and Android - ...

As a technician experienced in soldering on industrial-grade electronic devices, I am in need of a skilled individual capable of working on circuit boards for repairing damaged components. Key Responsibilities: - Soldering on circuit boards to repair damaged components. - Prioritizing quality and precision in your work. - Ensuring the reliability of the soldered components. Ideal Skills and Qualifications: - Proven experience in soldering on industrial electronic devices, particularly circuit boards. - Proficient in the use of soldering tools and equipment. - Familiarity with best practices for repairing damaged components on circuit boards. - Attention to detail and a commitment to quality work. - Ability to work independently and meet deadlines. If you hav...

What I need is NFC 2025 ( logo to be provided) 5, 4, 3, 2, 1 countdown like the other one you made for the opener with the Aqua colours instead of the Purple. Then MELBOURNE on the screen. Into the above video and we need to finish with the NFC 2025 logo again.

I have created circuit using proteus, I want to get PCB boards for this circuit. I need pcb layout andn / or gerber files to submit to pcb maker pls. respond if you have experience in this work, I will provide circuit

...an expert in antenna design, specifically for high-frequency pulse antennas, to design a solution for a Radar system project. A very quick and easy design with those which are familiar with pcb software. I basically just need you to copy the attached picture with solder. The only component will be an SMA connector, thats it. Skills and Experience: - Deep understanding of high-frequency (above 10 GHz) pulse antenna designs - Proven experience in circuit Design software to implement the design on a PCB layout. - Prior work in antenna design for radar systems - Strong knowledge of using design software for antenna modeling and simulation Project Details: - The antenna should operate at high frequencies (above 10 GHz). - This proj...