5 interrupt exception handling vector table – Renesas H8S/2111B User Manual

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Rev. 1.00, 05/04, page 78 of 544

5.5

Interrupt Exception Handling Vector Table

Table 5.3 lists interrupt exception handling sources, vector addresses, and interrupt priorities. For
default priorities, the lower the vector number, the higher the priority. Modules set at the same
priority will conform to their default priorities. Priorities within a module are fixed.

An interrupt control level can be specified for a module to which an ICR bit is assigned. Interrupt
requests from modules that are set to control level 1 (priority) by the ICR bit setting and the I and
UI bits in CCR are given priority and processed before interrupt requests from modules that are set
to control level 0 (no priority).

Table 5.3

Interrupt Sources, Vector Addresses, and Interrupt Priorities

Vector Address

Origin of
Interrupt
Source

Name

Vector
Number

Normal
Mode

Advanced
Mode

ICR Priority

NMI 7

H'000E

H'00001C

High

IRQ0 16

H'0020

H'000040

ICRA7

IRQ1 17

H'0022

H'000044

ICRA6

IRQ2
IRQ3

18
19

H'0024
H'0026

H'000048
H'00004C

ICRA5

IRQ4
IRQ5

20
21

H'0028
H'002A

H'000050
H'000054

ICRA4

External pin

IRQ6, KIN7 to KIN0
IRQ7, KIN15 to KIN8, WUE7 to
WUE0

22
23

H'002C
H'002E

H'000058
H'00005C

ICRA3

Reserved for system use

24

H'0030

H'000060

WDT_0

WOVI0 (Interval timer)

25

H'0032

H'000064

ICRA1

WDT_1

WOVI1 (Interval timer)

26

H'0034

H'000068

ICRA0

— Address

break

27

H'0036

H'00006C

Reserved for system use

28
to
47

H'0038
to
H'005E

H'000070
to
H'0000BC

FRT

ICIA (Input capture A)
ICIB (Input capture B)
ICIC (Input capture C)
ICID (Input capture D)
OCIA (Output compare A)
OCIB (Output compare B)
FOVI (Overflow)
Reserved for system use

48
49
50
51
52
53
54
55

H'0060
H'0062
H'0064
H'0066
H'0068
H'006A
H'006C
H'006E

H'0000C0
H'0000C4
H'0000C8
H'0000CC
H'0000D0
H'0000D4
H'0000D8
H'0000DC

ICRB6

Reserved for system use

56
to
63

H'0070
to
H'007E

H'0000E0
to
H'0000FC

Low

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