Trace Entries; Real-Time Trace Control - Oki Dr.63514 User Manual

Chapter 2. Functions

2.5.1 Trace Entries

Trace entries track the following data items.
Label
ADRS
A
RADR
RD
CGZ
MI
MD
CB
EB
HL
XY
SP
RS
XP
In addition to the above, the emulator also traces interrupt requests for post mortem analysis of
interrupts during real-time emulation.

2.5.2 Real-time Trace Control

Real-time tracing offers three operating modes and an option for limiting tracing to code memory
addresses with "1" in their trace enable bits.
Trace disabled
Free-running trace
Trigger trace
(1) Trace disabled
No instructions are traced.
(2) Free-running trace
Instructions are traced for all code memory addresses—unless limited with the trace enable bit option.
2-26
Description
Execution address
Accumulator
RAM address
RAM data
Flag register
Master interrupt enable flag
Melody request flag
Current bank register
Extra bank register
HL register
XY register
Stack pointer
Register stack pointer
External probe data
With trace enable bits
Without trace enable bits
With trace enable bits
Without trace enable bits
Bits
16
4
12
4
3
1
1
4
4
8
8
5
4
4