HP 68302 User Manual page 446

Chapter 13: Concepts
Debugger Windows
can be selected by using the Trace window control menu's Display→Mixed
Mode (ALT, -, D, M) command. In the source/bus cycle mixed display mode,
each source code line is immediately followed by the corresponding bus
cycles.
The trace buffer stores bus cycles only. The system displays source lines in
the Trace window based on execution bus cycles.
See Also
"Tracing Program Execution" and
"Setting Up Custom Trace Specifications" in the "Debugging Programs"
chapter.
"Trace Window Commands" in the "Window Control Menu Commands"
chapter.
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