Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -rc46815918e7cf33e8736f180094843758f1e21b2 -rf66a94fdd645d2146e828fd760960849d1ac05c6
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision c46815918e7cf33e8736f180094843758f1e21b2)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision f66a94fdd645d2146e828fd760960849d1ac05c6)
@@ -1222,6 +1222,36 @@
 
 /***********************************************************************//**
  * @brief
+ * The broadcastRecircData function constructs a treatment re-circ data msg to
+ * be broadcast and queues the msg for transmit on the appropriate CAN channel.
+ * @details Inputs: none
+ * @details Outputs: treatment re-circ data msg constructed and queued
+ * @param timeout re-circulation timeout (in sec)
+ * @param countdown re-circulation timeout count down (in sec)
+ * @return TRUE if msg successfully queued for transmit, FALSE if not
+ *************************************************************************/
+BOOL broadcastRecircData( U32 timeout, U32 countdown )
+{
+    BOOL result;
+    MESSAGE_T msg;
+    U08 *payloadPtr = msg.payload;
+
+    // Create a message record
+    blankMessage( &msg );
+    msg.hdr.msgID = MSG_ID_HD_RECIRC_PROGRESS;
+    msg.hdr.payloadLen = sizeof( U32 );
+
+    memcpy( payloadPtr, &timeout, sizeof( U32 ) );
+
+    // 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 );
+
+    return result;
+
+}
+
+/***********************************************************************//**
+ * @brief
  * The broadcastBloodPrimeData function constructs a blood prime data msg to
  * be broadcast and queues the msg for transmit on the appropriate CAN channel.
  * @details Inputs: none