NOT WORKING: add examples w/ nano33ble sensors

Author: facchinm

examples/Nano33BLEMegaSketch/Accelerometer.inot

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+/*
+  Arduino LSM9DS1 - Simple Accelerometer
+
+  This example reads the acceleration values from the LSM9DS1
+  sensor and continuously prints them to the Serial Monitor
+  or Serial Plotter.
+
+  The circuit:
+  - Arduino Nano 33 BLE Sense
+
+  created 10 Jul 2019
+  by Riccardo Rizzo
+
+  This example code is in the public domain.
+*/
+
+#include <Arduino_LSM9DS1.h>
+
+void setup() {
+  Serial.begin(9600);
+  while (!Serial);
+  Serial.println("Started");
+
+  if (!IMU.begin()) {
+    Serial.println("Failed to initialize IMU!");
+    while (1);
+  }
+
+  Serial.print("Accelerometer sample rate = ");
+  Serial.print(IMU.accelerationSampleRate());
+  Serial.println(" Hz");
+  Serial.println();
+  Serial.println("Acceleration in G's");
+  Serial.println("X\tY\tZ");
+}
+
+void loop() {
+  float x, y, z;
+
+  if (IMU.accelerationAvailable()) {
+    IMU.readAcceleration(x, y, z);
+
+    Serial.print(x);
+    Serial.print('\t');
+    Serial.print(y);
+    Serial.print('\t');
+    Serial.println(z);
+  }
+  delay(100);
+}

examples/Nano33BLEMegaSketch/Gesture.inot

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+/*
+  APDS9960 - All sensor data from APDS9960
+
+  This example reads all data from the on-board APDS9960 sensor of the
+  Nano 33 BLE Sense:
+   - color RGB (red, green, blue)
+   - proximity
+   - gesture
+  and prints updates 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>
+
+void setup() {
+  Serial.begin(9600);
+  while (!Serial); // Wait for serial monitor to open
+
+  if (!APDS.begin()) {
+    Serial.println("Error initializing APDS9960 sensor.");
+    while (true); // Stop forever
+  }
+}
+
+int proximity = 0;
+int r = 0, g = 0, b = 0;
+unsigned long lastUpdate = 0;
+
+void loop() {
+
+  // Check if a proximity reading is available.
+  if (APDS.proximityAvailable()) {
+    proximity = APDS.readProximity();
+  }
+
+  // check if a gesture reading is available
+  if (APDS.gestureAvailable()) {
+    int gesture = APDS.readGesture();
+    switch (gesture) {
+      case GESTURE_UP:
+        Serial.println("Detected UP gesture");
+        break;
+
+      case GESTURE_DOWN:
+        Serial.println("Detected DOWN gesture");
+        break;
+
+      case GESTURE_LEFT:
+        Serial.println("Detected LEFT gesture");
+        break;
+
+      case GESTURE_RIGHT:
+        Serial.println("Detected RIGHT gesture");
+        break;
+
+      default:
+        // ignore
+        break;
+    }
+  }
+
+  // check if a color reading is available
+  if (APDS.colorAvailable()) {
+    APDS.readColor(r, g, b);
+  }
+
+  // Print updates every 100ms
+  if (millis() - lastUpdate > 100) {
+    lastUpdate = millis();
+    Serial.print("PR=");
+    Serial.print(proximity);
+    Serial.print(" rgb=");
+    Serial.print(r);
+    Serial.print(",");
+    Serial.print(g);
+    Serial.print(",");
+    Serial.println(b);
+  }
+  delay(320);
+}

examples/Nano33BLEMegaSketch/Humidity.inot

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+/*
+  HTS221 - Read Sensors
+
+  This example reads data from the on-board HTS221 sensor of the
+  Nano 33 BLE Sense and prints the temperature and humidity sensor
+  values to the Serial Monitor once a second.
+
+  The circuit:
+  - Arduino Nano 33 BLE Sense
+
+  This example code is in the public domain.
+*/
+
+#include <Arduino_HTS221.h>
+
+void setup() {
+  Serial.begin(9600);
+  while (!Serial);
+
+  if (!HTS.begin()) {
+    Serial.println("Failed to initialize humidity temperature sensor!");
+    while (1);
+  }
+}
+
+void loop() {
+  // read all the sensor values
+  float temperature = HTS.readTemperature();
+  float humidity    = HTS.readHumidity();
+
+  // print each of the sensor values
+  Serial.print("Temperature = ");
+  Serial.print(temperature);
+  Serial.println(" °C");
+
+  Serial.print("Humidity    = ");
+  Serial.print(humidity);
+  Serial.println(" %");
+
+  // print an empty line
+  Serial.println();
+
+  // wait 1 second to print again
+  delay(1000);
+}

examples/Nano33BLEMegaSketch/Nano33BLEMegaSketch.ino

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+void setup() {
+  // put your setup code here, to run once:
+  Serial.begin(115200);
+  while (!Serial);
+  Serial.tags();
+  Humidity.start();
+  Gesture.start();
+  Accelerometer.start();
+}
+
+void loop() {
+  // put your main code here, to run repeatedly:
+
+}

examples/Nano33BLEMegaSketch/SharedVariables.h

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+