Product description
- The ultrasonic distance transducer sensor has a working voltage: DC 5V Static working current: 5mA
- The module will then automatically send 8 40KHz tones and automatically detect when the signal return after reflecting back from the object
- This ultrasonic distance transducer module uses the simple method, a control port with a 10US above high level, can wait for high level output at the receiving port
- Upon detecting the signal, a high-level signal is outputted through the IO Pin ECHO. By keeping track of the time duration between transmitting and receiving the signal, the distance can be calculated. Distance = (Time to Receive Reflected Signal * speed of sound (340M/S)) /2
- It has +5V(positive), trig(control), echo(receive) and GND(cathode) wiring
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