r5s77631ay266bgv Renesas Electronics Corporation., r5s77631ay266bgv Datasheet - Page 179

• Manufacturer Part Number: r5s77631ay266bgv
• Description: Renesas 32-bit Risc Microcomputer Superhtm Risc Engine Family Sh-4a Series
• Manufacturer: Renesas Electronics Corporation.

Note: * When the exception of the highest priority is an interrupt.
Execute next instruction
exception requested?
Whether IMASK is updated or not can be set by software.
requested?
requested?
General
Interrupt
Reset
No
No
No
Figure 5.1 Instruction Execution and Exception Handling
Yes
SSR ← SR
SPC ← PC
SGR ← R15
EXPEVT/INTEVT ← exception code
SR.{MD,RB,BL} ← 111
SR.IMASK ← received interuupt level (*)
PC ← (CBCR.UBDE=1 && User_Break?
Yes
Yes
DBR: (VBR + Offset))
priority exception
re-exception
Is highest-
type?
No
Cancel instruction execution
Yes
result
Rev. 1.00 Oct. 01, 2007 Page 113 of 1956
EXPEVT ← exception code
SR. {MD, RB, BL, FD, IMASK} ← 11101111
PC ← H'A000 0000
Section 5 Exception Handling
REJ09B0256-0100