Differences
This shows you the differences between two versions of the page.
Both sides previous revision Previous revision | Next revisionBoth sides next revision | ||
en:uhsdr_dev:segger_j_link [27.02.2018 06:00] – df9ts_user | en:uhsdr_dev:segger_j_link [27.02.2018 07:38] – df9ts_user | ||
---|---|---|---|
Line 1: | Line 1: | ||
- | Segger | + | ==== Segger |
+ | Segger | ||
Segger supports the Cortex M7 SWV interface used on OVI40 UI and offers plug-ins for MCU eclipse. | Segger supports the Cortex M7 SWV interface used on OVI40 UI and offers plug-ins for MCU eclipse. | ||
- | For Debug output Segger offers two options in MCU eclipse: | + | For Debug output Segger offers |
* TRACESWO output as defined by CORTEX M7. This requires a dedicated pin, currently used for M3 pushbutton switch | * TRACESWO output as defined by CORTEX M7. This requires a dedicated pin, currently used for M3 pushbutton switch | ||
- | * Segger Real Time Tracing (RTT) with outputs debug messages in high speed via SWV debug lines (CLK and SWData). No need for an additional line to printout debug messages | + | * [[https:// |
+ | |||
+ | The J-Link makes use of the Cortex-M feature, which allows accessing the memory via the debug interface while the target is running. | ||
+ | How this works in general is described [[https:// | ||
The speed advantage of RTT - according to Segger data - is impressive: | The speed advantage of RTT - according to Segger data - is impressive: |