Smart-Home am Beispiel der Präsenzerkennung im Raum Projektarbeit Lennart Heimbs, Johannes Krug, Sebastian Dohle und Kevin Holzschuh bei Prof. Oliver Hofmann SS2019
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SR04_Example.ino 260B

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  1. #include "SR04.h"
  2. #define TRIG_PIN D3
  3. #define ECHO_PIN D4
  4. SR04 sr04 = SR04(ECHO_PIN,TRIG_PIN);
  5. long a;
  6. void setup() {
  7. Serial.begin(9600);
  8. delay(1000);
  9. }
  10. void loop() {
  11. a=sr04.Distance();
  12. Serial.print(a);
  13. Serial.println("cm");
  14. delay(1000);
  15. }