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Full Version: How to use SN-SR04T Sensor

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Hello , can i use SN-SR04T Sensor please see picture.
[Image: JSN-SR04T.jpg]

pin is GND VCC TRIG ECHO
HOW CAN I USE IT IN A4S or A8 Board
diagram using esp32
[Image: ESP32-Ultrasonic-Sensor-Wiring-Fritzing-...=all&ssl=1]

what "Trig" and "Echo" means? what signal will output from this sensor?

mvtech2430