Ultrasonic

Tested on modules:

• HC-SR04 - ranges: 2-400cm, power: 5v, levels: TTL, for work with 3.3v need voltage divider on ECHO pin
• US-100 - power: 3.3v-5v, temp. compensation

References

• Source Code

Used by

• HCSR04 Ultrasonic Transducer Sample