IOT & SMART SYSTEMS
RFID Attendance with IoT Dashboard
Record attendance using RFID cards and sync entries to an online dashboard.
LevelCollege / Intermediate
Duration4 Weeks
Components₹2,800–₹5,000 CodingMedium
Project overview
Record attendance using RFID cards and sync entries to an online dashboard.
Record attendance using RFID cards and sync entries to an online dashboard.
Components / materials required
✓ESP32
✓RC522 RFID reader
✓RFID cards
✓OLED
✓Buzzer
✓Wi-Fi
What the project demonstrates
✓Card identification
✓Attendance timestamp
✓Duplicate prevention
✓Remote dashboard
Suggested build plan
01
RFID registration
Read and map card UIDs.
02
Attendance logic
Store entries and prevent repeats.
03
Feedback
Show success/error locally.
04
Cloud sync
Publish records to a dashboard/API.
Learning outcomes
✓Use RFID identification
✓Design attendance workflows
✓Sync data over Wi-Fi
✓Handle validation and duplicates