參數(shù)資料
型號(hào): M34518M2-XXXFP
元件分類: 微控制器/微處理器
英文描述: 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PQFP32
封裝: 7 X 7 MM, 0.80 MM PITCH, PLASTIC, LQFP-32
文件頁數(shù): 135/157頁
文件大?。?/td> 1783K
代理商: M34518M2-XXXFP
ML610Q411/ML610Q412/ML610Q415 User’s Manual
Chapter 5
Interrupts (INTs)
5 – 18
5.3
Description of Operation
With the exception of the watchdog timer interrupt (WDTINT) and the NMI interrupt (NMINT), interrupt
enable/disable for 19 sources is controlled by the master interrupt enable flag (MIE) and the individual interrupt enable
registers (IE1 to 7).
WDTINT and NMIINT are non-maskable interrupts.
When the interrupt conditions are satisfied, the CPU calls a branching destination address from the vector table
determined for each interrupt source and the interrupt shift cycle starts to branch to the interrupt processing routine.
Table 5-1 lists the interrupt sources.
Table 5-1
Interrupt Sources
Priority
Interrupt source
Symbol
Vector table address
1
Watchdog timer interrupt
WDTINT
0008H
2
NMI interrupt
NMINT
000AH
3
P00 interrupt
P00INT
0010H
4
P01 interrupt
P01INT
0012H
5
P02 interrupt
P02INT
0014H
6
P03 interrupt
P03INT
0016H
7
Synchronous serial port 0 interrupt
SIO0INT
0020H
8
Successive approximation type A/D
converter interrupt
SADINT
0024H
9
I
2C bus 0 interrupt
I2C0INT
002EH
10
Timer 0 interrupt
TM0INT
0030H
11
Timer 1 interrupt
TM1INT
0032H
12
UART 0 interrupt
UA0INT
0040H
13
RC oscillation type A/D converter
interrupt
RADINT
004AH
14
Timer 2 interrupt
TM2INT
0058H
15
Timer 3 interrupt
TM3INT
005AH
16
PWM0 interrupt
PW0INT
0060H
17
1 kHz timer interrupt
T1KINT
0068H
18
TBC128Hz interrupt
T128HINT
006AH
19
TBC32Hz interrupt
T32HINT
006EH
20
TBC16Hz interrupt
T16HINT
0070H
21
TBC2Hz interrupt
T2HINT
0076H
Note:
- When multiple interrupts are generated concurrently, the interrupts are serviced according to this priority and
processing of low-priority interrupts is pending.
- Please define vector tables for all unused interrupts for fail safe.
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