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- #include "SR04.h"
- #define TRIG_PIN 3
- #define ECHO_PIN 4
- SR04 sr04 = SR04(ECHO_PIN,TRIG_PIN);
- long a;
-
- void setup() {
- Serial.begin(9600);
- delay(1000);
- }
-
- void loop() {
- a=sr04.Distance();
- Serial.print(a);
- Serial.println("cm");
- delay(1000);
- }
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