Add support for Freematics OBD-II UART Adapter V2.1

1 files changed, 98 insertions, 0 deletions

diff --git a/libraries/OBD2UART/examples/orientation_demo/orientation_demo.ino b/libraries/OBD2UART/examples/orientation_demo/orientation_demo.ino
new file mode 100644
index 0000000..923c6ac
--- /dev/null
+++ b/libraries/OBD2UART/examples/orientation_demo/orientation_demo.ino
@@ -0,0 +1,98 @@
+/*************************************************************************
+* Testing sketch for Freematics OBD-II UART Adapter V2.1
+* Reads and prints motion sensor data and computed orientation data
+* Distributed under BSD
+* Visit https://freematics.com/products for more product information
+* Written by Stanley Huang <stanley@freematics.com.au>
+*************************************************************************/
+
+#include <OBD2UART.h>
+
+// On Arduino Leonardo, Micro, MEGA or DUE, hardware serial can be used for output as the adapter occupies Serial1
+// On Arduino UNO and those have no Serial1, we use software serial for output as the adapter uses Serial
+#ifdef ARDUINO_AVR_UNO
+#include <SoftwareSerial.h>
+SoftwareSerial mySerial(A2, A3);
+#else
+#define mySerial Serial
+#endif
+
+#if defined(ESP32) && !defined(Serial1)
+HardwareSerial Serial1(1);
+#endif
+
+COBD obd;
+bool hasMEMS;
+
+void setup()
+{
+  mySerial.begin(115200);
+  while (!mySerial);
+  
+  // this will begin serial
+
+  for (;;) {
+    delay(1000);
+    byte version = obd.begin();
+    mySerial.print("Freematics OBD-II Adapter ");
+    if (version > 0) {
+      mySerial.println("detected");
+      break;
+    } else {
+      mySerial.println("not detected");
+    }
+  }
+  
+  // initialize MEMS with sensor fusion enabled
+  hasMEMS = obd.memsInit(true);
+  mySerial.print("MEMS:");
+  mySerial.println(hasMEMS ? "OK" : "NO");
+  if (!hasMEMS) {
+    for (;;);
+  }
+}
+
+
+void loop()
+{
+  int16_t acc[3] = {0};
+  int16_t gyro[3] = {0};
+  int16_t mag[3] = {0};
+
+  if (!obd.memsRead(acc, gyro, mag)) return;
+  
+  mySerial.print("ACC:");
+  mySerial.print(acc[0]);
+  mySerial.print('/');
+  mySerial.print(acc[1]);
+  mySerial.print('/');
+  mySerial.print(acc[2]);
+
+  mySerial.print(" GYRO:");
+  mySerial.print(gyro[0]);
+  mySerial.print('/');
+  mySerial.print(gyro[1]);
+  mySerial.print('/');
+  mySerial.print(gyro[2]);
+
+  mySerial.print(" MAG:");
+  mySerial.print(mag[0]);
+  mySerial.print('/');
+  mySerial.print(mag[1]);
+  mySerial.print('/');
+  mySerial.print(mag[2]);
+
+  mySerial.println();
+
+  float yaw, pitch, roll;
+  if (obd.memsOrientation(yaw, pitch, roll)) {
+    mySerial.print("Orientation: ");
+    mySerial.print(yaw, 2);
+    mySerial.print(' ');
+    mySerial.print(pitch, 2);
+    mySerial.print(' ');
+    mySerial.println(roll, 2);
+  }
+
+  delay(100);
+}