hd64338023s Renesas Electronics Corporation., hd64338023s Datasheet - Page 136

• Manufacturer Part Number: hd64338023s
• Description: Renesas 8-bit Single-chip Microcomputer Super Low Power Series
• Manufacturer: Renesas Electronics Corporation.

Section 3 Exception Handling
Rev. 7.00 Mar 10, 2005 page 94 of 652
REJ09B0042-0700
[Legend]
PC:
CCR:
I:
Program execution state
Program counter
Condition code register
I bit of CCR
CCR contents saved
PC contents saved
Branch to interrupt
handling routine
IRRI0 = 1
IEN0 = 1
I ← 1
I = 0
Yes
Yes
Yes
Figure 3.3 Flow up to Interrupt Acceptance
No
No
No
IRRI1 = 1
IEN1 = 1
Yes
Yes
No
No
IRREC2 = 1
IENEC2 = 1
Yes
Yes
No
No
IRRDT = 1
IENDT = 1
Yes
Yes
No
No