Small changes

Author: seanmabli

examples/magic_wand/imu_provider.h

@@ -1,9 +1,10 @@
 #ifndef MAGIC_WAND_IMU_PROVIDER_H
 #define MAGIC_WAND_IMU_PROVIDER_H
 
-#include <Arduino_LSM9DS1.h>
 #ifdef NANO33_BLE_REV2
 #include <Arduino_BMI270_BMM150.h>
+#else
+#include <Arduino_LSM9DS1.h>
 #endif
 
 #include <ArduinoBLE.h>
@@ -72,7 +73,6 @@ namespace {
       if (!IMU.readGyroscope(
           current_gyroscope_data[0], current_gyroscope_data[1], current_gyroscope_data[2])) {
         Serial.println("Failed to read gyroscope data");
-        //break;
       }
       *new_gyroscope_samples += 1;
 
@@ -83,7 +83,6 @@ namespace {
       if (!IMU.readAcceleration(
           current_acceleration_data[0], current_acceleration_data[1], current_acceleration_data[2])) {
         Serial.println("Failed to read acceleration data");
-        //break;
       }
       *new_accelerometer_samples += 1;
     }
@@ -93,7 +92,7 @@ namespace {
     // Keep track of whether we stored any new data
     int new_samples = 0;
     // Loop through new samples and add to buffer
-    while (IMU.gyroscopeAvailable()) {
+    if (IMU.gyroscopeAvailable()) {
       const int index = (gyroscope_data_index % gyroscope_data_length);
       gyroscope_data_index += 3;
       float* data = &gyroscope_data[index];

examples/magic_wand/magic_wand.ino

@@ -12,7 +12,7 @@ limitations under the License.
 
 #include <TensorFlowLite.h>
 
-// if using Nano BLE rev2, uncomment next line
+// If you are using a Nano BLE rev2, uncomment the next line:
 // #define NANO33_BLE_REV2
 
 #include "tensorflow/lite/micro/micro_error_reporter.h"
@@ -66,6 +66,8 @@ namespace {
 void setup() {
   // Start serial
   Serial.begin(9600);
+  while (!Serial);
+
   Serial.println("Started");
 
   // Start IMU

examples/test_IMU/test_IMU.ino

@@ -6,9 +6,14 @@
   Requires the Arduino_LSM9DS1 library library
 */
 
+// If you are using a Nano BLE rev2, uncomment the next line:
+// #define NANO33_BLE_REV2
+
+#ifdef NANO33_BLE_REV2
+#include <Arduino_BMI270_BMM150.h>
+#else
 #include <Arduino_LSM9DS1.h>
-// if using Nano BLE rev2, uncomment next line
-// #include <Arduino_BMI270_BMM150.h>
+#endif
 
 int imuIndex = 0; // 0 - accelerometer, 1 - gyroscope, 2 - magnetometer
 bool commandRecv = false; // flag used for indicating receipt of commands from serial port