Outline/Features

This solution uses an infrared LED and an optical receiver to detect the presence of smoke. The low-power RL78/I1D with on-chip sensor amplifier helps reduce system cost while achieving extended operation on battery power.

Configuration
  • Microcontroller: RL78/I1D low-power microcontroller
  • Solution board: RL78/I1D Detect it! smoke detector board

Circuit diagrams, parts lists, and sample programs are available.

System Block Diagram

System Block Diagram

Smoke Detector Board

Smoke Detector Board

Applications

Sensors, alarms
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