Hitachi SH7750 Hardware Manual page 844

Sh7750 series superh risc engine

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Hardware operation

EXPEVT ← exception code

Debug program

(STC instruction)

Figure 20.2 User Break Debug Support Function Flowchart

Rev. 6.0, 07/02, page 794 of 986

INTEVT ← interrupt code

(BRCR.UBDE == 1) &&

(user break exception)?

PC ← VBR + vector offset

Exception service routine

Execute RTE instruction

Exception/interrupt

interrupt/trap?

Reset exception?

End of exception

EXPEVT ← H'160

TRA ← TRAPA (imm)

PC ← H'A0000000

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