Monitoring And Manipulating; Monitoring And Manipulating Processor Status; Monitoring And Manipulating Cpu Registers - Fujitsu MB2147-01 Application Note

5. Monitoring and Manipulating

How to Monitor and Manipulate CPU Registers, Variables, Memory
5.1

Monitoring and Manipulating Processor Status

The Condition Code Register (CCR) is always displayed below the workspace window.
The flags are:
Abbr.
S
I
N
Z
V
C
The value of the flags can be easily changed by clicking into the white square. A "check mark" () indicates that
the flag is set (== 1).
5.2

Monitoring and Manipulating CPU Registers

To display the CPU Registers window choose in the debugging mode: ViewRegister. A new window will occur
and look like this:
FR Family MB2198-01 Emulating and Debugging Installation Guide, Doc. No. 002-05223 Rev. *A
Stack flag (0 = User stack; 1 = System stack)
Interrupt enable flag (1 = enable)
Negative flag (MSB = 1 in last operation)
Zero flag (Last operation resulted in "0")
Overflow flag (Overflow at last operation)
Carry flag (Last operation caused carry)
Flag name
16