157
CHAPTER 12 INTERRUPT FUNCTIONS
User’s Manual U15104EJ2V0UD
Table 12-1. Interrupt Sources
Interrupt Type
Default
Interrupt Source
Internal/
Vector
Basic
Priority
Note 1
External
Table
Configuration
Name
Trigger
Address
Type
Note 2
Non-maskable
–
INTWDT
Overflow of watchdog timer
Internal
0004H
(A)
(when watchdog timer mode 1 is selected)
Maskable
0
INTWDT
Overflow of watchdog timer
(B)
(when interval timer mode is selected)
1
INTP0
Pin input edge detection
External
0006H
(C)
2
INTP1
0008H
3
INTP2
000AH
4
INTP3
000CH
5
INTP4
000EH
6
INTKY
Detection of key input of port 4
Internal
0010H
(B)
7
INTCSI31
End of transfer by serial interface SIO31
0012H
8
INTBTM0
Generation of basic timer match signal
0014H
9
INTAD3
End of conversion by A/D converter
0016H
10
INTCSI32
End of transfer by serial interface SIO32
0018H
11
INTCSI30
End of transfer by serial interface SIO30
001AH
12
INTTM50
Generation of match signal of 8-bit timer/
001CH
event counter 50
13
INTTM51
Generation of match signal of 8-bit timer/
001EH
event counter 51
14
INTTM52
Generation of match signal of 8-bit timer/
0020H
event counter 52
15
INTTM53
Generation of match signal of 8-bit timer 53
0022H
Software
–
BRK
Execution of BRK instruction
–
003EH
(D)
Notes 1. If two or more maskable interrupts occur at the same time, they are acknowledged or held pending
according to their default priorities. The default priority 0 is the highest, and 15 is the lowest.
2. (A) to (D) under the heading Basic Configuration Type correspond to (A) to (D) in Figure 12-1.
Содержание mPD178053
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