Waveshare (Weixue Electronics)

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boxed

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Product description: Use wide voltage LM393 voltage comparator, adjustable sensitivity, signal output indication, product parameters: working voltage: 3.0V ~ 5.3V, product size: 25mm * 15.9mm, fixing hole size: 2.0mm, main application: robot Tracking, obstacle avoidance car and assembly line counting, etc., interface description: (taking MCU as an example), VCC: connect to 3.0V ~ 5.3V, GND: connect to GND, AOUT: connect to MCU.IO (analog output), DOUT : Connect to MCU.IO (digital output)