Index: firmware/App/Controllers/ROPump.h
===================================================================
diff -u -ra75923f40bea362b44fc082ce8eebde7bfa97c9a -rc081112c61e0d85854e8f1e604ac7f1f37c2ec02
--- firmware/App/Controllers/ROPump.h	(.../ROPump.h)	(revision a75923f40bea362b44fc082ce8eebde7bfa97c9a)
+++ firmware/App/Controllers/ROPump.h	(.../ROPump.h)	(revision c081112c61e0d85854e8f1e604ac7f1f37c2ec02)
@@ -29,8 +29,8 @@
 
 // ********** public definitions **********
 
-#define MAX_RO_PRESSURE                 140             // PSI
-#define MIN_RO_PRESSURE                 100             // PSI
+#define MAX_RO_PRESSURE                 140             ///< Maximum target RO outlet pressure (in PSI).
+#define MIN_RO_PRESSURE                 100             ///< Minimum target RO outlet pressure (in PSI).
 
 // ********** public function prototypes **********