Index: firmware/App/Services/CpldInterface.c =================================================================== diff -u -r3518e8a088c32e75c0c8960d5e629a7401095feb -r380b0afc95467d0861ff3aa2cdcde5d5d7ac85e7 --- firmware/App/Services/CpldInterface.c (.../CpldInterface.c) (revision 3518e8a088c32e75c0c8960d5e629a7401095feb) +++ firmware/App/Services/CpldInterface.c (.../CpldInterface.c) (revision 380b0afc95467d0861ff3aa2cdcde5d5d7ac85e7) @@ -35,6 +35,7 @@ #define MAX_24V_LEVEL_ON_SAFETY_SHUTDOWN 5.0F ///< Maximum voltage on 24V line when safety shutdown asserted. #define MIN_24V_LEVEL_ON_SAFETY_RECOVER 22.6F ///< Minimum voltage on 24V line when safety shutdown is recovered. + #define MIN_BACKUP_ALARM_CURRENT_MA 200.0F ///< Minimum backup alarm audio current (in mA) detected when safety shutdown asserted. #define MAX_BACKUP_ALARM_CURRENT_MA 10.0F ///< Maximum backup alarm audio current (in mA) detected when safety shutdown is recovered.