3 search for a pattern, Freescale semiconductor, inc – Freescale Semiconductor Target Interface MMDS0508 User Manual

Page 55

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MMDS Target Comp onent

4.10 Bus Analyzer

4–55

MMDS0508 Target Interface

finds a matching frame, the marker moves to the frame. If necessary, the system
scrolls the bus analyzer window to make the frame visible. If the search does not find a
matching frame, an error message reports that fact.

4.10.5.2.5 Previous Event

To search for the previous occurrence of the specified event, choose the
Trace>Search >Previous Event menu selection. The analyzer searches backwards
from the selected frame to find the previous frame that matches your event
specification. (Pressing the keyboard P key, without activating the Trace menu, is
another way to activate this search.) If this search finds a matching frame, the marker
moves to the frame. If necessary, the system scrolls the bus analyzer window, to make
the frame visible. If the search does not find a matching frame, an error message
reports that fact.

4.10.5.3 Search for a Pattern

To search for a frame that matches a pattern, you must define the search pattern (an
address, a data word, logic clips, and four miscellaneous signals). To do so, choose the
Trace>Search>Pattern... menu selection. This opens the Pattern page of the Bus
Analyzer Configuration
dialog box as shown in

Figure 4.29

:

Figure 4.29

Search Pattern

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