Components / sensors
HC-SR04 ultrasonic ranging module
Measures distance from the travel time of reflected ultrasonic pulses.
What it does
Measures distance from the travel time of reflected ultrasonic pulses.
distance sensing
Connection and interface
trigger/echo digital pins
Useful specifications
- identification Confidence
- exact-model
Important notes
- Many modules use 5 V echo signals; verify board voltage and level shifting before connecting 3.3 V GPIO.
Aliases and markings
HC-SR04
Club inventory
At least 1 individual units
Two-tube modules marked HC-SR04 on close-up.
Condition: unknown
Relevant labs
No Intro Lab directly lists this component.