Break Function - Renesas SH-4A User Manual

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1.3.4 Break Function

The emulator has the following seven break functions.
(1) PC break function (BREAKPOINT)
Breaks the program at the specified address by replacing the dedicated instruction onto the
original instruction. This function cannot be set at a place other than RAM since a memory
write occurs.
This function can be set in the [Breakpoint] sheet of the [Event] window. It can also be set in
the [Source] or [Disassembly] window by double-clicking on the line to be set in the [S/W
breakpoint] column.
(2) On-chip event break function
Breaks when the specified event has been detected by the on-chip event detection function.
This function is available when the operation after detecting an event is set as 'break' in the
[Onchip Event] sheet of the [Event] window.
It can also be set in the [Source] or [Disassembly] window by double-clicking on the line to be
set in the [Onchip event] column.
Note: On-chip event break settings can be changed during user program execution.
(3) AUD event break function
Breaks when the specified event has been detected by the AUD event detection function.
This function is available when the operation after detecting an event is set as 'break' in the
[AUD Event] sheet of the [Event] window.
It can also be set in the [Source] or [Disassembly] window by double-clicking on the line to be
set in the [AUD Event] column.
(4) External bus event break function
Breaks when the specified event has been detected by the external bus event detection
function.
This function is available when the operation after detecting an event is set as 'break' in the
[BUS Event] sheet of the [Event] window.
It can also be set in the [Source] or [Disassembly] window by double-clicking on the line to be
set in the [BUS Event] column.
(5) Other event break functions
⎯ Execution time event detection function
⎯ External probe event detection function
35

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