OID Arduino IoT Scanner — Hardware Blueprint

Physical OID Scanning with ESP32

Complete firmware and wiring guide to build a hardware QR code scanner that reads BrainSAIT OID tags and integrates with the OID Registry Platform. Ideal for asset management, equipment tracking, and healthcare device identification.

Supported Hardware

• ESP32-CAM (AI-Thinker) — Built-in camera module, no additional scanner required
• ESP32 + GM65 Module — Dedicated barcode/QR scanner module for higher reliability
• Optional OLED/LCD display for immediate scan feedback

What's Included

• Complete .ino firmware (Arduino IDE / PlatformIO)
• Wiring diagrams for both hardware configurations
• OID validation and HTTP API integration code
• WiFi provisioning and BrainSAIT API endpoint configuration
• Display output code for OLED/LCD modules
• Step-by-step flashing and calibration guide

Use Cases

Hospital equipment tagging · Lab sample tracking · Server rack asset management · Document provenance scanning

Instant digital delivery. Firmware source + documentation. Hardware components purchased separately.