Data Break - Fujitsu SOFTUNE F2 MC-16 User Manual

2.6.6.3

Data Break

This function suspends program execution when data access (read/write) is made to a
specified address.
■ Data Break
This function suspends program execution when data access (read/write) is made to a specified address. Up
to 8 points can be set.
When the data break occurs, the following message appears in the status bar.
Break at [Address] by data event break
■ How to set
Control the data break in the following methods:
• Command
- SET DATABREAK
Refer to "3.9 SET DATABREAK (type 1)" in "SOFTUNE Workbench Command Reference Manual".
• Dialog
- "Data" tab in the breakpoint setting dialog
Refer to "4.6.4 Breakpoint" in "SOFTUNE Workbench Operation Manual".
Notes:
• A data break shares points with the following functions. The maximum number varies depending on
how those functions are used.
- Code break
- Data watch break
- Sequence
• The data break may stop after a few instructions following the instruction with detection access are
executed.
• A data access in the string instruction is optimized in the chip. Therefore, the data break may not be
detected in the specified condition.
• The data break may stop the program execution after a few instructions following the instruction
with detection access are executed.
CHAPTER 2 DEPENDENCE FUNCTIONS
297