Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -rd91a24c730aeb5cd7e3eba9ef4eca78e442911f8 -rf8feb10a7e19e17148e4ce8b247316c9772d1753
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision d91a24c730aeb5cd7e3eba9ef4eca78e442911f8)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision f8feb10a7e19e17148e4ce8b247316c9772d1753)
@@ -946,7 +946,7 @@
  * @param doOccl Latest measured dialysate outlet pump occlusion pressure
  * @return TRUE if msg successfully queued for transmit, FALSE if not
  *************************************************************************/
-BOOL broadcastPresOcclData( F32 artPres, F32 venPres, F32 bpOccl, F32 diOccl, F32 doOccl )
+BOOL broadcastPresOcclData( PRESSURE_OCCLUSION_DATA_T data )
 {
     BOOL result;
     MESSAGE_T msg;
@@ -958,14 +958,8 @@
     msg.hdr.msgID = MSG_ID_PRESSURE_OCCLUSION_DATA;
     msg.hdr.payloadLen = sizeof( PRESSURE_OCCLUSION_DATA_T );
 
-    payload.arterialPressure = artPres;
-    payload.venousPressure = venPres;
-    payload.bldPumpOcclusion = bpOccl;
-    payload.diPumpOcclusion = diOccl;
-    payload.doPumpOcclusion = doOccl;
+    memcpy( payloadPtr, &data, sizeof( PRESSURE_OCCLUSION_DATA_T ) );
 
-    memcpy( payloadPtr, &payload, sizeof( PRESSURE_OCCLUSION_DATA_T ) );
-
     // serialize the message (w/ sync, CRC, and appropriate CAN padding) and add serialized message data to appropriate comm buffer
     result = serializeMessage( msg, COMM_BUFFER_OUT_CAN_HD_BROADCAST, ACK_NOT_REQUIRED );