Obstacle Avoidance Sensor Module LM393 Infrared Reflection Sensor Module Photoelectric Switch IR Barrier Line Track Sensor Module for Arduino

Reflective infrared sensor Product Introduction product description: Using a wide voltage LM393 voltage comparator Adjustable sensitivity Signal output indication Product parameters: Operating voltage: 3.0V ~ 5.3V Dimensions: 30.2mm * 11.9mm Fixing Hole Size: 2.0mm The main purpose: Robot tracking, obstacle avoidance and trolley lines counting Interfaces to access the MCU as an example :() VCC: 3.0V ~ 5.3V then GND: GND connection AOUT: pick MCU.IO (analog output) DOUT: pick MCU.IO (digital outputs)