Postmortem Debugging to serial port (#20492)

2021-02-21 03:22:20 +01:00
parent fb8b421aac
commit 8d28853774
34 changed files with 1286 additions and 740 deletions
--- a/Marlin/Configuration_adv.h
+++ b/Marlin/Configuration_adv.h
@@ -3732,3 +3732,10 @@

 // Enable Marlin dev mode which adds some special commands
 //#define MARLIN_DEV_MODE
+
+/**
+ * Postmortem Debugging captures misbehavior and outputs the CPU status and backtrace to serial.
+ * When running in the debugger it will break for debugging. This is useful to help understand
+ * a crash from a remote location. Requires ~400 bytes of SRAM and 5Kb of flash.
+ */
+//#define POSTMORTEM_DEBUGGING