I need an Arduino code designed for monitoring specific sensors. The main sensors in this project are a fingerprint sensor and an NFC. This project is primarily focused on sensor monitoring with an emphasis on identity verification and access control.
Requirements:
- The code should be able to interface with a fingerprint sensor and NFC
- Implement functions for identity verification and access control
- Ensure the code is efficient and easy to understand
Ideal Skills:
- Proficiency in Arduino programming
- Experience with fingerprint sensors and NFC
- Knowledge in sensor monitoring systems
components I have are:
Arduino UNO R4 Minima
OLED 1.3" Module, SPI/I2C (Blue 128x64)
AS608 Optical Fingerprint Sensor (3.3V)
Hailege PN532 NFC Module (I2C/SPI/HSU)
Breadboard + Jumper Wires (Male-Male, Male-Female)
Required Functionality:
Registration Mode:
Allow users to register a new NFC card and link it to a fingerprint.
Store fingerprint templates in the AS608 module.
Store NFC card IDs in the Arduino EEPROM or SD card (if needed).
Display prompts on the OLED screen (e.g., "Scan New Card," "Place Finger," "Registration Complete").
Authentication Mode:
Step 1: User scans an NFC card. If recognized, move to Step 2.
Step 2: User places their finger on the fingerprint sensor. If matched, authentication is successful.
Fail Condition: If either step fails, deny access and show an error message.
OLED Display:
Show real-time status updates:
"Scan Card" → "Card Recognized" → "Scan Finger" → "Access Granted" or "Access Denied".
Additional Requirement:
On top of that, you'll need to explain how to wire everything because I am not experienced with electronics. I need clear step-by-step instructions on where each wire goes on the Arduino, breadboard, and components.
As an experienced and passionate Electrical Engineer, I possess a rich skillset that perfectly aligns with your project demands and goes beyond your specified needs. My wide range of proficiencies in Arduino programming, C Programming, Electronics, Microcontroller and PCB Layout make me fully equipped for this task. Coming from a Master's degree in Embedded Systems, I assure you of my expertise in handling microcontrollers like Raspberry Pi, ESP32, STM32, Tiva, Arduino etc. This level of deep understanding in microcontrollers directly supplements my proficiency with your project's fingerprint sensor and NFC module.
Moreover, I have extensive experience in crafting algorithms for complex computations which will be crucial for the identity verification required by your system. Additionally, my expertise in creating and optimizing embedded software and hardware further emphasizes my suitability for this project. Not just that, I am skilled at designing PCB layouts using Eagle, Target and Kicad which will help me deliver clear and comprehensive wiring instructions for your project.
i have expertise in interfacing NFC and fingerprint sensor with microcontroller, i did similar projects before i can show you my previous work for your reference. please come inbox to discuss the project in detail, looking forward to your response.
Best Regards,
Muhammad Adeel
Hey,
I can help you build this Arduino-based identity verification system with NFC and fingerprint authentication. I’ll make sure the code is clean, efficient, and easy to expand. Plus, I’ll provide step-by-step wiring instructions so you can set it up without hassle.
Don’t award me the project or make any payment until I show you a working sample to confirm everything matches your requirements. Let’s get started!
Looking forward to working with you!
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Hi, I understand you need Arduino Expert for a fingerprint scanner with NFC. I have worked on different boards of Arduino and fingerprint scanners. I offer my services for this project. I have made many projects using Arduino as follows;
• PIR Motion Sensor and Fingerprint Sensor based Security System using Arduino UNO.
• PIR Motion Sensor based Load Management using Arduino UNO.
• Machine Learning based Rain Forecasting System using Arduino UNO.
• Fatigue Level Measurement using Arduino UNO.
• Robotic Car using Arduino UNO.
• Heartbeat Sensor and Contactless Infrared based Thermometer using Arduino Pro Mini.
• Smart Notice board and Time Table using Arduino Mega.
• Car Parking Management System using Arduino UNO.
• Password Based Circuit Breaker using Arduino UNO.
• PWM DC Motor Speed Controller and monitoring system using Arduino UNO.
• LED Brightness Control using Arduino UNO.
• Traffic Light Control using Arduino UNO.
I ensure to complete your project efficiently and on time.
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Please message me to start the discussion. Thank You
Hi ,
I just checked your job post, and I see you need someone experienced in Electronics, Microcontroller, C Programming, PCB Layout and Arduino. I have worked on similar projects before and would love to collaborate. Please review my profile to see my experience with these technologies.
Before we proceed, I have a few questions:
1. Are there any additional requirements?
2. Is there existing work, or does this need to be built from scratch?
3. What is your deadline for this project?
Why choose me?
✅ 250+ successful projects
✅ No bad feedback in the last 5-6 years
✅ 100+ recent 5-star reviews from happy clients
I am available from 9 AM - 9 PM Eastern Time. I’ll share my past work in a private chat for privacy reasons.
Looking forward to your response!
Best regards,
Zain R
Hi, I’ll design a robust Arduino system for your access control project using the AS608 fingerprint sensor and PN532 NFC module. With 4+ years of Arduino experience and prior work on NFC/fingerprint systems, I’ll ensure clean, efficient code and clear wiring guidance.
Approach:
Code:
Registration Mode: Store NFC UIDs in EEPROM and link to AS608 fingerprint templates. OLED prompts guide users.
Authentication Mode: Validate NFC → Fingerprint match. Failures trigger “Access Denied” on OLED.
Optimization: Use non-blocking logic for smooth sensor interaction.
Wiring Instructions:
Step-by-step diagrams/pin tables for Arduino UNO R4 ↔ OLED (I2C), AS608 (UART), PN532 (I2C), and power.
Highlight 3.3V vs 5V connections to avoid hardware damage.
Deliverables:
Fully commented Arduino sketch (.ino).
Wiring guide with labeled breadboard/Arduino layouts.
Testing support to ensure reliability.
Timeline: 3 days | Budget: €25 (flexible)**
Why Me?
Proven expertise in Arduino sensor integration (see portfolio).
Clear communication + documentation for beginners.
Let’s discuss details! Best regards,
Yasir Ahmed
Computer Engineer
I am highly interested in your Smart Identity Verification System project, which integrates NFC and fingerprint authentication for secure access control. With my experience in Arduino programming, sensor integration, and PCB design, I can efficiently develop, optimize, and deliver a fully functional system. I would love the opportunity to work on this project and ensure its success. Please let me know how we can proceed.
Hello
If you store the fingerprint in the AS608, you are limiting the number of registered users. It's better to enroll via serial cable and then authenticate by communicating with a server via Wi-Fi.
I have the equipment to test, and I think I can help you.
I invite you to talk about it.
I have extensive experience in Arduino programming and sensor-based security systems, making me the perfect fit for your identity verification and access control project. I will develop an efficient and well-documented Arduino code to integrate the AS608 fingerprint sensor, PN532 NFC module, and OLED display, ensuring smooth registration and authentication. Let’s collaborate to build a secure and reliable system tailored to your needs.
Hi,
I'm Evram, an experienced Arduino developer. I can build your identity verification system using the AS608 fingerprint sensor and PN532 NFC module on your Arduino UNO R4 Minima. The project will include both registration and authentication modes with real-time feedback on a 1.3" OLED display.
You will receive:
Efficient, well-documented Arduino code
Registration of fingerprint + NFC card and step-by-step authentication
OLED screen integration for user guidance
Beginner-friendly wiring instructions and full support
I’m confident I can deliver a clear, functional, and easy-to-use access control system.
Best regards,
Evram Fady Nashaat
Hi, please let me support you this project !!! I have solid knowledge in esp32 and arduino field, so that this project is within possibility !! See you !!
Experienced Embedded Systems Engineer with expertise in C programming, microcontrollers, PCB design, and IoT solutions. Proficient in firmware development, debugging, and industrial automation. Passionate about innovative embedded solutions with hands-on experience in R&D and product development. Skilled in hardware-software integration, communication protocols, and real-time system optimization.
I have strong experience in Arduino programming and access control systems. I can develop an efficient and well-structured code to handle identity verification with real-time feedback on an OLED display. Additionally, I will provide detailed wiring instructions to ensure easy setup. Let’s discuss the project further to tailor it to your exact needs!
