NEC uPD98502 User Manual page 464

Network controller
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BREAK
31
26 25
SPECIAL
0 0 0 0 0 0
6
Format:
BREAK
Description:
A breakpoint trap occurs, immediately and unconditionally transferring control to the exception handler.
The code field is available for use as software parameters, but is retrieved by the exception handler only by loading
the contents of the memory word containing the instruction.
Operation:
32, 64 T:
BreakpointException
Exceptions:
Breakpoint exception
464
APPENDIX A MIPS III INSTRUCTION SET DETAILS
Breakpoint
code
20
Preliminary User's Manual S15543EJ1V0UM
BREAK
6 5
0
BREAK
0 0 1 1 0 1
6

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