cleanup and adding touchless disinfection code
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touchless_disinfection/touchless_disinfection.ino
Normal file
44
touchless_disinfection/touchless_disinfection.ino
Normal file
@ -0,0 +1,44 @@
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const int US_sensorPin = 7;
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const int relayPin = 10;
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const int range = 8; //Range of detection from the sensor in cm
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bool newAction;
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void setup() {
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Serial.begin (9600); //Allows serial output to serial monitor
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pinMode(relayPin, OUTPUT);
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digitalWrite(relayPin, LOW); // Default relay should be OFF!
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}
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void loop() {
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long duration, cm;
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pinMode(US_sensorPin, OUTPUT);
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digitalWrite(US_sensorPin, LOW);
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delayMicroseconds(2);
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digitalWrite(US_sensorPin, HIGH);
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delayMicroseconds(5);
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digitalWrite(US_sensorPin, LOW);
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pinMode(US_sensorPin, INPUT);
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duration = pulseIn(US_sensorPin, HIGH);
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cm = microsecondsToCentimeters(duration);
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if (cm < range && cm > 1) {
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if (newAction) {
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digitalWrite(relayPin, HIGH); // Turn Ralay ON
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delay(50); // Miliseconds which it waits before turn off again
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digitalWrite(relayPin,LOW); // Trun Ralay OFF
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newAction = false;
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}
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delay(1000); // Miliseconds which it waits before does any action again
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} else {
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newAction = true;
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}
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}
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long microsecondsToCentimeters(long microseconds) {
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return microseconds / 29 / 2;
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}
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@ -3,8 +3,10 @@ const int relayPin = 10;
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const int range = 8; //Range of detection from the sensor in cm
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int valRelay = 0; // variable to store the read value
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long relayAction;
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bool newAction;
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void setup() {
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Serial.begin (9600); //Allows serial output to serial monitor
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pinMode(relayPin, OUTPUT);
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digitalWrite(relayPin, HIGH); // Default relay should be OFF!
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}
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@ -12,31 +14,19 @@ void setup() {
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void loop() {
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long duration, cm;
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pinMode(US_sensorPin, OUTPUT);
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digitalWrite(US_sensorPin, LOW);
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delayMicroseconds(2);
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digitalWrite(US_sensorPin, HIGH);
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delayMicroseconds(5);
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digitalWrite(US_sensorPin, LOW);
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pinMode(US_sensorPin, INPUT);
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duration = pulseIn(US_sensorPin, HIGH);
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cm = microsecondsToCentimeters(duration);
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if (cm < range && cm > 1) {
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long new_duration, new_cm;
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pinMode(US_sensorPin, OUTPUT);
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digitalWrite(US_sensorPin, LOW);
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delayMicroseconds(2);
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digitalWrite(US_sensorPin, HIGH);
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delayMicroseconds(5);
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digitalWrite(US_sensorPin, LOW);
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pinMode(US_sensorPin, INPUT);
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new_duration = pulseIn(US_sensorPin, HIGH);
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new_cm = microsecondsToCentimeters(new_duration);
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if (newAction) {
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valRelay = digitalRead(relayPin); // read the status of input pin
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if (valRelay) {
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relayAction = LOW;
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@ -44,13 +34,16 @@ void loop() {
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relayAction = HIGH;
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}
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if (new_cm < range && new_cm > 1) {
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digitalWrite(relayPin, relayAction); // Switch Ralay ON or OFF
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newAction = false;
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}
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delay(1000); // Miliseconds which it waits before does any action again
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} else {
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newAction = true;
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}
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}
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}
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long microsecondsToCentimeters(long microseconds) {
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return microseconds / 29 / 2;
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}
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@ -1,52 +0,0 @@
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const int US_sensorPin = 7;
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const int relayPin = 10;
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const int range = 8; //Range of detection from the sensor in cm
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void setup() {
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pinMode(relayPin, OUTPUT);
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digitalWrite(relayPin, HIGH); // Default relay should be OFF!
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}
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void loop() {
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long duration, cm;
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pinMode(US_sensorPin, OUTPUT);
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digitalWrite(US_sensorPin, LOW);
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delayMicroseconds(2);
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digitalWrite(US_sensorPin, HIGH);
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delayMicroseconds(5);
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digitalWrite(US_sensorPin, LOW);
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pinMode(US_sensorPin, INPUT);
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duration = pulseIn(US_sensorPin, HIGH);
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cm = microsecondsToCentimeters(duration);
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if (cm < range && cm > 1) {
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long new_duration, new_cm;
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pinMode(US_sensorPin, OUTPUT);
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digitalWrite(US_sensorPin, LOW);
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delayMicroseconds(2);
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digitalWrite(US_sensorPin, HIGH);
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delayMicroseconds(5);
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digitalWrite(US_sensorPin, LOW);
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pinMode(US_sensorPin, INPUT);
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new_duration = pulseIn(US_sensorPin, HIGH);
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new_cm = microsecondsToCentimeters(new_duration);
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if (new_cm < range && new_cm > 1) {
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digitalWrite(relayPin, LOW); // Turn Ralay ON
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delay(500); // Miliseconds which it waits before turn off again
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digitalWrite(relayPin,HIGH); // Trun Ralay OFF
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}
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if (new_cm < range && new_cm > 1) {
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delay(3000); // Pauses the measure for 3 seconds.. so the liquid-flow stops after above time
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}
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}
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}
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long microsecondsToCentimeters(long microseconds) {
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return microseconds / 29 / 2;
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}
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