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(2) Displaying a Trace in the Bus Trace Function
The contents of the trace buffer in table 6.9 are displayed in the [Trace] window.
Table 6.9 Items in the [Trace] Window
Item Description
[IP/Cycle] Instruction pointer or bus cycle pointer (signed decimal)
[Address] The value of the address bus
[Label] Label name
[Mnemonic] Mnemonic of the execution instruction
[Operand] Operand of the execution instruction
[Data] The value of the data bus
[R/W] Type of the read/write signal
RD: read cycle
WT: write cycle
[Area] Type of the access area
ROM: ROM area
RAM: RAM area
IO-8: 8-bit I/O
IO-16: 16-bit I/O
EXT-8: 8-bit external area
EXT16: 16-bit external area
DTC: DTC area
[Status] Type of the access cycle
PROG: CPU-instruction fetch cycle
DATA: CPU-data access cycle
DMAC: DMAC bus cycle
DTC: DTC bus cycle
REFRESH: Refresh cycle
[Clock] The number of clocks of the bus cycle
[IRQ] Ored states of pins IRQ15 to IRQ0
0: Low
1: High
[Source] The C-source line of the address in which the trace is acquired