Index: Accel.h
===================================================================
diff -u -r6c500be6ac0c5adffc0d91b666862e35ba27e2db -r0f1d0c443daee3e30ae823711e85f3410bbf49fe
--- Accel.h	(.../Accel.h)	(revision 6c500be6ac0c5adffc0d91b666862e35ba27e2db)
+++ Accel.h	(.../Accel.h)	(revision 0f1d0c443daee3e30ae823711e85f3410bbf49fe)
@@ -1,14 +1,14 @@
 /**************************************************************************
 *
-* Copyright (c) 2019-2020 Diality Inc. - All Rights Reserved.
+* Copyright (c) 2019-2021 Diality Inc. - All Rights Reserved.
 *
 * THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
 * WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
 *
 * @file Accel.h
 *
 * @author (last) Sean Nash
-* @date (last) 11-Aug-2020
+* @date (last) 20-Nov-2020
 *
 * @author (original) Sean Nash
 * @date (original) 29-Jul-2020
@@ -53,6 +53,14 @@
     F32 zTilt;                                      ///< Z axis tilt (in degrees)
 } ACCEL_DATA_PAYLOAD_T;
 
+/// Payload record structure for an accelerometer calibration message.
+typedef struct
+{
+    F32 xOffset;
+    F32 yOffset;
+    F32 zOffset;
+} ACCEL_CAL_PAYLOAD_T;
+
 // ********** public function prototypes **********
 
 void initAccel( void );