Ultrasonic: Unterschied zwischen den Versionen
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== Wiring == | == Wiring == | ||
| − | Ultrasonic Module VCC (+5V) — PCB VCC (+5V) | + | Ultrasonic Module VCC (+5V) — PCB VCC (+5V) |
| − | Ultrasonic Module GND — PCB GND | + | Ultrasonic Module GND — PCB GND |
| − | Ultrasonic Module Trigger — PCB Digital Pin | + | Ultrasonic Module Trigger — PCB Digital Pin |
| − | Ultrasonic Module Echo — PCB Digital Pin | + | Ultrasonic Module Echo — PCB Digital Pin |
An internal schematics of the sensor can be found here.[http://uglyduck.ath.cx/ep/archive/2014/01/Making_a_better_HC_SR04_Echo_Locator.html] | An internal schematics of the sensor can be found here.[http://uglyduck.ath.cx/ep/archive/2014/01/Making_a_better_HC_SR04_Echo_Locator.html] | ||
Version vom 30. Mai 2016, 00:48 Uhr
Ultrasonic Sensor
An ultrasonic sensor is an excellent way to detect obstacles.
Example: HC-SR04
Distance 2 to 450 cm
Current 15 mA
HC-SR04
HC-SR04 schematics
Wiring
Ultrasonic Module VCC (+5V) — PCB VCC (+5V) Ultrasonic Module GND — PCB GND Ultrasonic Module Trigger — PCB Digital Pin Ultrasonic Module Echo — PCB Digital Pin
An internal schematics of the sensor can be found here.[1]
