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fixed spelling errors

Bernd Herzog 2023-03-14 14:54:30 +01:00
parent d9f3440cc2
commit e16aa841f1
1 changed files with 4 additions and 4 deletions
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Interpret-Guru-meditation-crashes.md

@ -1,14 +1,14 @@
Sometimes your program is having a bad day, and it's simply crashing the whole machine. We added an error screen for developers who don't have a
[Black Magic Probe](https://hackrf.readthedocs.io/en/latest/LPC43XX_Debugging.html)
sitting around and ready to use. You should still be able to narrow down the location where the error coming from.
sitting around and ready to use. You should still be able to narrow down the location where the error is coming from.
![screen](https://user-images.githubusercontent.com/13151053/224955725-21e95915-3b9d-4e2e-9280-2b1d6a111376.jpg)
## Information On Screen
* The first line already contains the first very important piece.
* M0: the crash occurerd in the application firmware
* M4: the crash occurerd in the baseband firmware
* M0: the crash occured in the application firmware
* M4: the crash occured in the baseband firmware
* The Hint can be
* Hard Fault: indicates an invalid operation. (eg. invalid memory access)
* MemManage: indicates a memory fault
@ -17,7 +17,7 @@ sitting around and ready to use. You should still be able to narrow down the loc
* some other text like 'NoImg' or 'BBRunning' (see usages of 'chDbgPanic(const char *)')
* Registers (only visible in case of a Hard Fault)
* r0-r3 & r12: The values of the registers at the time of the fault.
* lr: The link register contains the return address of the calling method. Use this value only if the process counter is unuseable.
* lr: The link register contains the return address of the calling method. Use this value only if the process counter is unusable.
* pc: The process counter is the location of the current instruction. Use this value in the next step.
## Determining the location in C/C++ source