Internet of Things (IoT)
Master Analog vs Digital Signals, DHT Sensors, Relays, Actuators, MQTT over Wi-Fi, Cloud Dashboards, Smart Classrooms, and Debugging in Class 7!
Course Chapters & Learning Modules
Total 10 interactive modules with guided checkpoint challenges.
Module 1 — Analog vs Digital Signals
Understand the core difference between continuous analog real-world phenomena and discrete digital computer data.
Module 2 — Temperature and Humidity Sensors
Explore atmospheric climate sensing using DHT modules, calibration principles, accuracy limits, and placement rules.
Module 3 — Relay Control
Master electromechanical relays, galvanic isolation, Common/NO/NC terminals, and electrical safety.
Module 4 — Actuators
Explore motors, servos, buzzers, and LEDs, and learn how the sense-decide-act loop drives smart automation.
Module 5 — MQTT and Wi-Fi Basics
Connect IoT hardware to local Wi-Fi and publish/subscribe telemetry using the lightweight MQTT messaging protocol.
Module 6 — Cloud Dashboards
Transform raw numerical telemetry into insightful charts, time-series graphs, threshold alerts, and cloud visualizations.
Module 7 — Smart Classroom
Design comprehensive smart learning environments with climate rules, hysteresis, manual overrides, privacy, and accessibility.
Module 8 — IoT Debugging
Master systematic troubleshooting across power, hardware wiring, code logic, network connectivity, and cloud dashboards.
Module 9 — Connected System Project
Design and implement a complete connected IoT system project: block diagrams, data flows, closed loops, and failure fallbacks.
Module 10 — Combined Revision & Test
Synthesize the complete IoT architecture, master end-to-end troubleshooting, and complete the 10-Question Checkpoint Quiz.
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