Index: firmware/App/Modes/SelfTests.h
===================================================================
diff -u -rccfd15568f1e3d304320c2babb2fd4bcf0413304 -r8bd1ae47aa13a843aa8abd6321ddc050deacb4a6
--- firmware/App/Modes/SelfTests.h	(.../SelfTests.h)	(revision ccfd15568f1e3d304320c2babb2fd4bcf0413304)
+++ firmware/App/Modes/SelfTests.h	(.../SelfTests.h)	(revision 8bd1ae47aa13a843aa8abd6321ddc050deacb4a6)
@@ -31,6 +31,20 @@
 
 // ********** public definitions **********
 
+/// Payload record structure for no cartridge self-test data broadcast message
+typedef struct
+{
+    U32 timeout;                            ///< No cartridge self-test timeout (in seconds)
+    U32 countdown;                          ///< No cartridge self-test timeout countdown (in seconds)
+} SELF_TEST_NO_CARTRIDGE_PAYLOAD_T;
+
+/// Payload record structure for dry self-test data broadcast message
+typedef struct
+{
+    U32 timeout;                            ///< Dry self-test timeout (in seconds)
+    U32 countdown;                          ///< Dry self-test timeout countdown (in seconds)
+} SELF_TEST_DRY_PAYLOAD_T;
+
 // ********** public function prototypes **********
 
 void initSelfTests( void );