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• 11:33, 15 August 2026 CogWikiEditor talk contribs created page IDPL - 9: Web-Based Home Automation Using Arduino Uno and Bluetooth (Created page with "== IDPL - 9: Web-Based Home Automation Using Arduino Uno and Bluetooth == === Objective === To control an LED and a relay-based appliance using an '''Arduino Uno''' and an '''HC-05 Bluetooth module''' through a Bluetooth-enabled smartphone. === Required Components === * Arduino Uno * HC-05 Bluetooth module * LED * 220 Ω resistor * Single-channel relay module * Breadboard * Jumper wires * Smartphone with a Bluetooth terminal/control application === Circuit Diagram ==...")