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CJRSLRB Smart Tracing Car Speed Measuring Module Board Counting Module For Arduino
DESCRIPTION
- This module is a smart car speed measuring module!Using groove type correlation photoelectric, as long as this momule was non-transparent objects through groove can be triggered (used with our car encoder)!Output 5 v TTL level.Using the Schmitt trigger to jitter pulse, very stable, can be used to the car rotate speed measurement, measuring distance and so on application!
- Four-pin defined as + 5 GND OUT1 OUT2, the OUT1 OUT2 which is level output! Direct access to the microcontroller IO port, each channel with a LED indicating the output states.