SH7708 Datasheet, PDF (90/625 Pages) Renesas Technology Corp – SuperH™ RISC engine

Figure 3.13 shows the MMU exception signals in data access mode.
IF ID EX MA WB
IF ID EX MA WB
IF ID EX MA WB
ID EX MA WB
ID EX MA
ID EX
MMU exception handler
: Exception source stage
: Stage cancellation for instruction
that has begun execution
WB
MA WB
Handler transition
processing
NOP
NOP
IF ID EX MA WB
IF
ID
EX
MA
WB
NOP
= Instruction fetch
= Instruction decode
= Instruction execution
= Memory access
= Write back
= No operation
Figure 3.13 MMU Exception Signals in Data Access
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