Chapter 9 Troubleshooting 9_ 9-13 Error code Description CPU Status LED indicator status ERROR BUS FAULT 16#2055 External interrupt service routine 41 does not exist. Stop Blinking Keep 16#2056 External interrupt service routine 42 does not exist. Stop Blinking Keep 16#2057 External interrupt service routine 43 does not exist. Stop Blinking Keep 16#2058 External interrupt service routine 44 does not exist. Stop Blinking Keep 16#2059 External interrupt service routine 45 does not exist. Stop Blinking Keep 16#205A External interrupt service routine 46 does not exist. Stop Blinking Keep 16#205B External interrupt service routine 47 does not exist.
Stop Blinking Keep 16#205C External interrupt service routine 48 does not exist. Stop Blinking Keep 16#205D External interrupt service routine 49 does not exist. Stop Blinking Keep 16#205E External interrupt service routine 50 does not exist. Stop Blinking Keep 16#205F External interrupt service routine 51 does not exist. Stop Blinking Keep 16#2060 External interrupt service routine 52 does not exist. Stop Blinking Keep 16#2061 External interrupt service routine 53 does not exist. Stop Blinking Keep 16#2062 External interrupt service routine 54 does not exist. Stop Blinking Keep 16#2063 External interrupt service routine 55 does not exist.
Stop Blinking Keep 16#2064 External interrupt service routine 56 does not exist. Stop Blinking Keep 16#2065 External interrupt service routine 57 does not exist. Stop Blinking Keep 16#2066 External interrupt service routine 58 does not exist. Stop Blinking Keep 16#2067 External interrupt service routine 59 does not exist. Stop Blinking Keep 16#2068 External interrupt service routine 60 does not exist. Stop Blinking Keep 16#2069 External interrupt service routine 61 does not exist. Stop Blinking Keep 16#206A External interrupt service routine 62 does not exist. Stop Blinking Keep 16#206B External interrupt service routine 63 does not exist.
Stop Blinking Keep 16#206C External interrupt service routine 64 does not exist. Stop Blinking Keep 16#206D External interrupt service routine 65 does not exist. Stop Blinking Keep 16#206E External interrupt service routine 66 does not exist. Stop Blinking Keep 16#206F External interrupt service routine 67 does not exist. Stop Blinking Keep 16#2070 External interrupt service routine 68 does not exist. Stop Blinking Keep 16#2071 External interrupt service routine 69 does not exist. Stop Blinking Keep 16#2072 External interrupt service routine 70 does not exist. Stop Blinking Keep 16#2073 External interrupt service routine 71 does not exist.
Stop Blinking Keep 16#2074 External interrupt service routine 72 does not exist. Stop Blinking Keep 16#2075 External interrupt service routine 73 does not exist. Stop Blinking Keep 16#2076 External interrupt service routine 74 does not exist. Stop Blinking Keep