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

Used by

SoC support

  • esp32

  • esp32c3

  • esp32s2

  • esp32s3

  • esp8266

  • host

  • rp2040