Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -r161a56481d1a194704b63a5fd55d4c5583fa94df -r3135defd5053f5724eac7375ffd56ad1d129d5ae
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 161a56481d1a194704b63a5fd55d4c5583fa94df)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 3135defd5053f5724eac7375ffd56ad1d129d5ae)
@@ -1194,6 +1194,37 @@
 
 /***********************************************************************//**
  * @brief
+ * The broadcastTreatmentStopData function constructs a treatment stop data msg to
+ * be broadcast and queues the msg for transmit on the appropriate CAN channel.
+ * @details Inputs: none
+ * @details Outputs: treatment stop data msg constructed and queued
+ * @param timeout treatment stop timeout (in sec)
+ * @param countdown treatment stop timeout count down (in sec)
+ * @return TRUE if msg successfully queued for transmit, FALSE if not
+ *************************************************************************/
+BOOL broadcastTreatmentStopData(  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_TREATMENT_STOP_TIMER_DATA;
+    msg.hdr.payloadLen = sizeof( U32 ) + sizeof( U32 );
+
+    memcpy( payloadPtr, &timeout, sizeof( U32 ) );
+    payloadPtr += sizeof( U32 );
+    memcpy( payloadPtr, &countdown, 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 broadcastRinsebackData function constructs a rinseback data msg to
  * be broadcast and queues the msg for transmit on the appropriate CAN channel.
  * @details Inputs: none
@@ -1249,7 +1280,6 @@
     result = serializeMessage( msg, COMM_BUFFER_OUT_CAN_HD_BROADCAST, ACK_NOT_REQUIRED );
 
     return result;
-
 }
 
 /***********************************************************************//**