HD6417706 RENESAS [Renesas Technology Corp], HD6417706 Datasheet - Page 176

• Manufacturer Part Number: HD6417706
• Description: Renesas 32-Bit RISC Microcomputer Super RISC engine Family/SH7700 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Rev. 4.00, 03/04, page 130 of 660
No
No
I3 to I0:
Set interrupt cause in
priority decision and SR mask bit comparison" in table 6.7 before clearing the BL bit
or executing an RTE instruction.
Branch to exception
ICR1.BLMSK = 1?
INTEVT, INTEVT2
Save SR to SSR;
save PC to SPC
Set BL/MD/RB
bits in SR to 1
Yes
Interrupt mask bits in status register (SR)
handler
NMI?
Yes
Yes
= 1?
Figure 6.3 Interrupt Operation Flowchart
NMI?
Yes
No
execution state
ICR1.MAI = 1?
SR. BL= 0 or
14 or lower?
sleepmode?
I3 to I0 level
No
generated?
No
interrupt?
Program
Level 15
Interrupt
Yes
Yes
Yes
No
No
Yes
I3 to I0 level
13 or lower?
No
No
Yes
interrupt?
NMI = low?
Level 14
Yes
No
Yes
No
interrupt?
Yes
level 0?
Level 1
I3 to I0
Yes
No
No