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Photoelectric obstacle avoidance device

Overview

The schematic diagram is as follows:
1. One set of LM393 operational amplifiers is used, and the other set is unused.
2. The adjustable resistor can adjust the distance between the amplifier and the obstacle.
3. The circuit diagram is as follows:

4. The physical diagram is as follows:

PDF_Optical Obstacle Avoidance Device.zip

Altium_Optical Obstacle Avoider.zip

PADS_Optical Obstacle Avoider.zip

BOM_6. Photoelectric Obstacle Avoidance Device.xlsx

91711

Microsoft Dinosaur

Free toy dinosaur, can be scratched to look like gold!

Free dinosaur charm, can be stamped with gold!
A super cute Microsoft dinosaur charm, perfect as a pendant or necklace!

PDF_Microsoft Little Dinosaur.zip

Altium_Microsoft Little Dinosaur.zip

PADS_Microsoft Little Dinosaur.zip

91712

electronic

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It is your responsibility to test the circuit yourself and determine its suitability for you. EEWorld will not be liable for direct, indirect, special, incidental, consequential or punitive damages arising from any cause or anything connected to any reference design used.

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Update:2026-03-29 14:30:13

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