Freescale Semiconductor Microcontrollers User Manual

Page 525

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HCS08 On-Chip DBG Module

Trigger Module Settings Window

525

Microcontrollers Debugger Manual

Instruction at Address A and Value on Data Bus
Match

This mode is used to trigger on a program instruction execution (program counter) at
Address A, this instruction opcode matching a specific byte value.

When choosing this trigger type, the trigger B address is used as a match value rather
than an address. Also when setting this trigger via a context sensitive context menu, the
following message is displayed if the match value was never set.

Figure 23.24 Memory Access at Address A and Value on Data Bus Match Dialog Box

The

Trigger Editing

dialog box is not available for the trigger B. Special Match value edit

boxes are displayed instead of Address B edit box.

Figure 23.25 Trigger Address Settings Dialog Box

The code program flow rebuild is displayed in the

Trace Component Window

automatically switched to

Instructions Display

mode.

Instruction at Address A and Value on Data Bus
Mismatch

This mode is used to trigger on a program instruction execution (program counter) at
Address A, this instruction opcode NOT matching a specific byte value.

When choosing this trigger type, the trigger B address is used as a mismatch value rather
than an address. Also when setting this trigger via a context sensitive context menu, the
following message is displayed if the match value was never set.

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