HD6417750RF240V Datasheet, PDF (118/606 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2600 Series

Section 5 Interrupt Controller
Program execution status
Interrupt generated? ^No
Yes
Yes
NMI
No
No
Level 7 interrupt?
Yes
Mask level 6
No
or below?
Yes
No
Level 6 interrupt?
Yes
Mask level 5
No
or below?
Yes
Level 1 interrupt? ^No
Yes
Mask level 0?
No
Yes
Save PC, CCR, and EXR
Clear T bit to 0
Update mask level
Read vector address
Branch to interrupt handling routine
Hold
pending
Figure 5.4 Flowchart of Procedure Up to Interrupt Acceptance in Control Mode 2
Rev. 7.00 Sep. 11, 2009 Page 82 of 566
REJ09B0211-0700