Fujitsu F2 MC-16 Computer Accessories User Manual


 
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CHAPTER 2 DEPENDENCE FUNCTIONS
2.1.9.4 Guarded Access Break
It is a function to abort the program execution when the violation to the access attribute,
doing the access, and guarded (An undefined area cannot be accessed) area are
accessed.
Guarded Access Break
It is a function to abort the program execution when the violation to the access attribute, doing the access,
and guarded (An undefined area cannot be accessed) area are accessed.
Guarded access break functions as follows.
Code guarded
When the instruction execution to the area without the code attribute
Read guarded
When read the area without the read attribute
Write guarded
When writing it in the area without the write attribute
When a break occurs due to a guarded break, the following message is displayed on the Status Bar.
Break at Address by guarded access {code/read/write} at Access address