Hardware Break Functions - Renesas H8S Series User Manual

H8S, H8SX Family E10A-USB Emulator
2.2.2

Hardware Break Functions

Hardware Break Conditions: In the H8SX/1725F, H8SX/1725SF, or H8SX/1727SF E10A-
USB emulator, conditions of Break condition 1,2,3,4 can be set. Table 2.3 lists the items that can
be specified.
Table 2.3 Hardware Break Condition Specification Items
Items
Address bus condition
Data bus condition
Bus master condition
Read or write condition
Execution count condition
R20UT2526EJ0300 Rev. 3.00
Mar 14, 2013
Section 2 Specification of the Emulator's Software
Description
Breaks when the MCU address bus value matches the
specified value. It is possible to select whether a break is
generated before or after prefetched address execution.
When [User mask] is selected, a value to be masked '*' can
be set. For masked bits, the condition is satisfied for any
values.
Breaks when the MCU data bus value matches the specified
value. Byte, word, or longword can be specified as the
access data size.
When [User mask] is selected, a value to be masked '*' can
be set. For masked bits, the condition is satisfied for any
values.
Breaks when the values of DATA, DTC, and DMA cycles
match the specified values.
Breaks in the read or write cycle.
The condition specified with Break condition 1 breaks after
the execution count condition specified here has been
satisfied.
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