Ultrasonic
Aus www.wiki.ardumower.de
Version vom 5. Juli 2018, 13:19 Uhr von Gregor (Diskussion | Beiträge) (Pinning for PCB1.3 added, I had to look into kicad first...)
Ultrasonic Sensor
An ultrasonic sensor (HC-SR04) allows Ardumower to detect obstacles.
Distance 2 to 450 cm
Wiring
Ultrasonic Module VCC (+5V) — PCB VCC (+5V) — PCB1.3: Pin1 Ultrasonic Module GND — PCB GND — PCB1.3: Pin2 Ultrasonic Module Trigger — PCB Digital Pin — PCB1.3: Pin3 Ultrasonic Module Echo — PCB Digital Pin — PCB1.3: Pin4
An internal schematics of the sensor can be found here.[1]