Add files via upload

ProximitySensor.ino

@@ -0,0 +1,190 @@
+/*
+  APDS-9960 - Proximity Sensor
+
+  This example reads proximity data from the on-board APDS-9960 sensor of the
+  Nano 33 BLE Sense and prints the proximity value to the Serial Monitor
+  every 100 ms.
+
+  The circuit:
+  - Arduino Nano 33 BLE Sense
+
+  This example code is in the public domain.
+*/
+
+#include <Arduino_APDS9960.h>
+
+#define R 2
+#define O 3
+#define V 4
+
+int ledState = LOW;
+
+unsigned long previousMillis = 0;
+
+const long intervalLong = 750;
+const long intervalMedLo = 250;
+const long intervalMed = 150;
+const long intervalMedSho = 80;
+const long intervalShort = 20;
+
+const int trigger = 12;
+const int echo = 11;
+
+long duration = 0;
+int distance = 0;
+
+void setup() {
+  Serial.begin(9600);
+  while (!Serial)
+    ;
+
+  if (!APDS.begin()) {
+    Serial.println("Error initializing APDS-9960 sensor!");
+  }
+  pinMode(trigger, OUTPUT);
+  pinMode(echo, INPUT);
+  // set the LEDs pins as outputs
+  pinMode(LEDR, OUTPUT);
+  pinMode(LEDG, OUTPUT);
+  pinMode(LEDB, OUTPUT);
+  // turn all the LEDs off
+  digitalWrite(LEDR, HIGH);
+  digitalWrite(LEDG, HIGH);
+  digitalWrite(LEDB, HIGH);
+  //LEDs
+  pinMode(R, OUTPUT);
+  pinMode(O, OUTPUT);
+  pinMode(V, OUTPUT);
+  analogWrite(R, 255);
+  analogWrite(O, 255);
+  analogWrite(V, 255);
+}
+
+void loop() {
+  unsigned long currentMillis = millis();
+  digitalWrite(trigger, LOW);
+  delayMicroseconds(2);
+  digitalWrite(trigger, HIGH);
+  delayMicroseconds(10);
+  digitalWrite(trigger, LOW);
+  duration = pulseIn(echo, HIGH);
+  distance = duration * 0.034 / 2;
+  Serial.print("At time :");
+  //Serial.print(millis);
+  Serial.print(", distance is ");
+  Serial.println(distance);
+  /*if (distance < 30)
+  {
+    analogWrite(R, 100);
+    analogWrite(O, 0);
+    analogWrite(V, 0);
+  }
+  else if (distance < 100)
+  {
+    analogWrite(R, 0);
+    analogWrite(O, 100);
+    analogWrite(V, 0);
+  }
+  else {
+    analogWrite(R, 0);
+    analogWrite(O, 0);
+    analogWrite(V, 100);
+  }*/
+  // check if a proximity reading is available
+  /*if (APDS.proximityAvailable()) {
+    // read the proximity
+    // - 0   => close
+    // - 255 => far
+    // - -1  => error
+    int proximity = APDS.readProximity();
+    if (proximity > 150) {
+      if (currentMillis - previousMillis >= intervalLong) {
+        previousMillis = currentMillis;
+        // if the LED is off turn it on and vice-versa:
+        if (ledState == LOW) {
+          ledState = HIGH;
+        } else {
+          ledState = LOW;
+        }
+
+        // set the green LED with the ledState of the variable and turn off the rest
+        digitalWrite(LEDG, ledState);
+        digitalWrite(LEDR, HIGH);
+        digitalWrite(LEDB, HIGH);
+      }
+    }
+    else if(proximity > 110 && proximity <= 150){
+      if (currentMillis - previousMillis >= intervalMedLo) {
+        previousMillis = currentMillis;
+
+        // if the LED is off turn it on and vice-versa:
+        if (ledState == LOW) {
+          ledState = HIGH;
+        } else {
+          ledState = LOW;
+        }
+
+        // set the blue LED with the ledState of the variable and turn off the rest
+        digitalWrite(LEDB, ledState);
+        digitalWrite(LEDR, HIGH);
+        digitalWrite(LEDG, ledState);
+      }
+    }
+    else if(proximity > 80 && proximity <= 110){
+      if (currentMillis - previousMillis >= intervalMed) {
+        previousMillis = currentMillis;
+
+        // if the LED is off turn it on and vice-versa:
+        if (ledState == LOW) {
+          ledState = HIGH;
+        } else {
+          ledState = LOW;
+        }
+
+        // set the blue LED with the ledState of the variable and turn off the rest
+        digitalWrite(LEDB, ledState);
+        digitalWrite(LEDR, HIGH);
+        digitalWrite(LEDG, HIGH);
+      }
+    }
+    else if(proximity > 40 && proximity <= 80){
+      if (currentMillis - previousMillis >= intervalMedSho) {
+        previousMillis = currentMillis;
+
+        // if the LED is off turn it on and vice-versa:
+        if (ledState == LOW) {
+          ledState = HIGH;
+        } else {
+          ledState = LOW;
+        }
+
+        // set the blue LED with the ledState of the variable and turn off the rest
+        digitalWrite(LEDB, ledState);
+        digitalWrite(LEDR, ledState);
+        digitalWrite(LEDG, HIGH);
+      }
+    }
+    else {
+      if (currentMillis - previousMillis >= intervalShort) {
+        previousMillis = currentMillis;
+
+        // if the LED is off turn it on and vice-versa:
+        if (ledState == LOW) {
+          ledState = HIGH;
+        } else {
+          ledState = LOW;
+        }
+
+        // set the blue LED with the ledState of the variable and turn off the rest
+        digitalWrite(LEDR, ledState);
+        digitalWrite(LEDB, HIGH);
+        digitalWrite(LEDG, HIGH);
+      }
+    }
+    // print value to the Serial Monitor
+    Serial.println(proximity);
+  }*/
+
+  // wait a bit before reading again
+  delay(100);
+}