#include #define maxDistance 400 int trig; int echo; uint16_t distance3 = 0; uint16_t distance2 = 0; //ISR for PCINT20 ISR(PCINT2_vect) { distance3 = pulseIn(echo, HIGH); if(distance3 > 0){ distance2 = distance3; } delayMicroseconds(10); PCICR &= ~0b00000100; PCMSK2 &= ~0b00010000; } void setEchoPins(int pin1, int pin2){ trig = pin1; echo = pin2; } int16_t calculateDistance(){ int16_t result2 = distance2/ 58; if(result2 > maxDistance){ result2 = maxDistance; } return result2; } void measureDistance(){ digitalWrite(trig, HIGH); // ... wait for 10 µs ... delayMicroseconds(10); // ... put the trigger down ... digitalWrite(trig, LOW); PCICR |= 0b00000100; PCMSK2 |= 0b00010000; } int16_t dallas(int x, byte start){ OneWire ds(x); byte i; byte data[2]; int16_t result; do{ ds.reset(); ds.write(0xCC); //skip Command ds.write(0xBE); //Read 1st 2 bytes of Scratchpad result = 0; for(i = 0; i < 2; i++){ data[i] = ds.read(); } result = (data[1]<<8)|data[0]; result = result/16; //DS1820 2 DS18B20 16 ds.reset(); ds.write(0xCC); ds.write(0x44, 1); //start conversion if(start){ delay(1000); } } while(start--); return result; } void tempDistSetup(){ dallas(4, 1); // Initializing Trigger Output and Echo Input pinMode(trig, OUTPUT); pinMode(echo, INPUT); // Reset the trigger pin and wait a half a second digitalWrite(trig, LOW); delayMicroseconds(500); Serial.println(echo); sei(); } void runMeasurements(){ long run_time = micros(); if(millis() - timer >= 100){ measureDistance(); timer = millis(); } Serial.print("Temperatur: "); Serial.println(dallas(4, 0)); Serial.print("Distanz: "); Serial.print(calculateDistance()); Serial.println("cm"); run_time = micros() - run_time; Serial.print("Zeit für Durchlauf: "); Serial.println(run_time); Serial.println(); delay(1000); }