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About Erich Styger

Embedded is my passion....

OpenOCD/CMSIS-DAP Debugging with Eclipse and without an IDE

OpenOCD is an open source and free-of-charge debugging solution, which is a great option here at the University of Lucerne, as students do not need to buy an expensive debugging probe. Still, I recommend to buy professional probes like the P&E or Segger ones, as they are worth every (Euro) cent. But for a ‘zero’ budget, OpenOCD with CMSIS-DAP is something to consider. And with Kinetis Design Studio using the GNU ARM Eclipse Plugins, OpenOCD is not that hard to be used. And because both Freescale and GNU ARM Eclipse offer OpenOCD Windows binaries, that connection method is in the reach of Windows users too.

FRDM-KL25Z with OpenOCD Debug

FRDM-KL25Z with OpenOCD Debug

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McuOnEclipse Components: 22-Mar-2015 Release

There is a new release of the McuOnEclipse components available on SourceForge, with the following main changes:

  1. Shell: Fixed and improved history handling.
  2. MinIni: Option to select local/stack or global memory for buffers
  3. FreeRTOS: Ability to use the tick counter instead of dedicated timer for performance measurement.
  4. FSL_USB_Stack: Added deinitialization for USB stack.
  5. FatFsMemSDHC: added custom card detection and write protection pin handling.
  6. Multiple Bug Fixes
SourceForge McuOnEclipse

SourceForge McuOnEclipse

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Attaching to a Running Target with Segger J-Link, GDB and Eclipse

This happens several times for me: I have a board running for a while (even for days), and then it crashes or is stuck somewhere. Yes, I usually use a watchdog do recover from that situation. But it would be good to know and debug the problem. With CodeWarrior I had the functionality in the debugger to ‘attach’ or ‘connect’ to a running (stuck/crashed) board. However, with Eclipse/Kinetis Design Studio/GDB this is a different debugger, and not possible. At connection time with the debugger the target does a reset, so I don’t know any more where the application crashed. But now I have a solution, at least with the Segger GDB :-).

Debug Hard Fault Attached Target

Debug Hard Fault Attached Target

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Quick Way to Open Closed Project in Eclipse

Sometimes it is all about knowing the simple tricks, even if they might be obvious ;-). In my post “Eclipse Performance Improvement Tip: Close Unused Projects” I explained why it is important to close the ‘not used’ projects in the workspace to improve Eclipse performance:

Closing Project in Eclipse Workspace

Closing Project in Eclipse Workspace

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Using Kinetis Design Studio with IAR Embedded Workbench IDE

For everyone who wants to combine the power of Eclipse and Processor Expert with the IAR Embedded Workbench IDE, here is how to get them working side by side:KDS with IAR Continue reading

McuOnEclipse Components: 03-Feb-2015 Release

It has been a while since the last version, but finally there is a new release available on SourceForge, with the following highlights:

  • FreeRTOS V8.2.0 with task notification
  • New VS1053 component to play MP3 and MIDI data/files
  • Shell with command history support
  • Percepio Trace V2.7.0 for FreeRTOS
Components Release

Components Release

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