h8s-2169 Renesas Electronics Corporation., h8s-2169 Datasheet - Page 159

• Manufacturer Part Number: h8s-2169
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Figure 5.10 Flowchart of Procedure Up to Interrupt Acceptance in
IRQ0?
Yes
Control level 1
interrupt?
IRQ1?
I = 0?
No
Yes
Yes
Yes
Yes
Yes
Branch to interrupt handling routine
Interrupt Control Mode 1
IBFI3?
No
Program execution state
Read vector address
Interrupt generated?
Yes
Save PC and CCR
I
No
UI = 0?
No
1, UI
NMI?
No
Yes
IRQ0?
1
Rev. 3.00 Jan 18, 2006 page 131 of 1044
Yes
No
IRQ1?
I = 0?
No
No
Yes
Yes
Section 5 Interrupt Controller
IBFI3?
No
Yes
No
REJ09B0280-0300
Hold pending