Read SWO trace extended status.
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Read SWO trace extended status.
DAP_SWO_ExtendedStatus (0x1E):
Reads extended information about the SWO trace status.
DAP_SWO_ExtendedStatus Request:
| BYTE | BYTE |
> 0x1E | Control |
|******|*********|
- Control:
- Bit 0: Trace Status (1 - request, 0 - inactive)
- Bit 1: Trace Count (1 - request, 0 - inactive)
- Bit 2: Index/Timestamp (1 - request, 0 - inactive)
DAP_SWO_ExtendStatus Response:
| BYTE | BYTE | WORD | WORD | WORD |
< 0x1E | Trace Status | Trace Count | Index | TD_TimeStamp |
|******|++++++++++++++|+++++++++++++|+++++++|++++++++++++++|
- Trace Status:
- Bit 0: Trace Capture (1 - active, 0 - inactive)
- Bit 6: Trace Stream Error
- Bit 7: Trace Buffer Overrun
- Trace Count: Number of bytes in Trace Buffer (not yet read)
- Index: Sequence number of next trace information
- TD_TimeStamp: Test Domain Timer value for trace sequence.