Chapter 9 Troubleshooting 9_ 9-17 Error code Description CPU Status LED indicator status ERROR BUS FAULT 16#20DD External interrupt service routine 177 does not exist. Stop Blinking Keep 16#20DE External interrupt service routine 178 does not exist. Stop Blinking Keep 16#20DF External interrupt service routine 179 does not exist. Stop Blinking Keep 16#20E0 External interrupt service routine 180 does not exist. Stop Blinking Keep 16#20E1 External interrupt service routine 181 does not exist. Stop Blinking Keep 16#20E2 External interrupt service routine 182 does not exist. Stop Blinking Keep 16#20E3 External interrupt service routine 183 does not exist.
Stop Blinking Keep 16#20E4 External interrupt service routine 184 does not exist. Stop Blinking Keep 16#20E5 External interrupt service routine 185 does not exist. Stop Blinking Keep 16#20E6 External interrupt service routine 186 does not exist. Stop Blinking Keep 16#20E7 External interrupt service routine 187 does not exist. Stop Blinking Keep 16#20E8 External interrupt service routine 188 does not exist. Stop Blinking Keep 16#20E9 External interrupt service routine 189 does not exist. Stop Blinking Keep 16#20EA External interrupt service routine 190 does not exist. Stop Blinking Keep 16#20EB External interrupt service routine 191 does not exist.
Stop Blinking Keep 16#20EC External interrupt service routine 192 does not exist. Stop Blinking Keep 16#20ED External interrupt service routine 193 does not exist. Stop Blinking Keep 16#20EE External interrupt service routine 194 does not exist. Stop Blinking Keep 16#20EF External interrupt service routine 195 does not exist. Stop Blinking Keep 16#20F0 External interrupt service routine 196 does not exist. Stop Blinking Keep 16#20F1 External interrupt service routine 197 does not exist. Stop Blinking Keep 16#20F2 External interrupt service routine 198 does not exist. Stop Blinking Keep 16#20F3 External interrupt service routine 199 does not exist.
Stop Blinking Keep 16#20F4 External interrupt service routine 200 does not exist. Stop Blinking Keep 16#20F5 External interrupt service routine 201 does not exist. Stop Blinking Keep 16#20F6 External interrupt service routine 202 does not exist. Stop Blinking Keep 16#20F7 External interrupt service routine 203 does not exist. Stop Blinking Keep 16#20F8 External interrupt service routine 204 does not exist. Stop Blinking Keep 16#20F9 External interrupt service routine 205 does not exist. Stop Blinking Keep 16#20FA External interrupt service routine 206 does not exist. Stop Blinking Keep 16#20FB External interrupt service routine 207 does not exist.
Stop Blinking Keep 16#20FC External interrupt service routine 208 does not exist. Stop Blinking Keep 16#20FD External interrupt service routine 209 does not exist. Stop Blinking Keep 16#20FE External interrupt service routine 210 does not exist. Stop Blinking Keep