Index: firmware/App/Modes/ModeStandby.h
===================================================================
diff -u -r8345f0415ce34f2f47afcbf613a00216769f51c6 -rcff19e1c44fd570e139a2a3f49b5a05f0193367d
--- firmware/App/Modes/ModeStandby.h	(.../ModeStandby.h)	(revision 8345f0415ce34f2f47afcbf613a00216769f51c6)
+++ firmware/App/Modes/ModeStandby.h	(.../ModeStandby.h)	(revision cff19e1c44fd570e139a2a3f49b5a05f0193367d)
@@ -35,8 +35,8 @@
 /// Payload record structure for a treatment initiation request
 typedef struct
 {
-    U32 command;     ///< Command code (Cancel=0, Initiate=1)
-    U32 modality;    ///< Treatment modality selected by user (ignored on cancel)
+    U16 command;     ///< Command code (Cancel=0, Initiate=1)
+    U16 modality;    ///< Treatment modality selected by user (ignored on cancel)
 } INITIATE_TREATMENT_REQUEST_PAYLOAD_T;
 
 // ********** public function prototypes **********