参数资料
型号: HD404449H
元件分类: 微控制器/微处理器
英文描述: MROM, MICROCONTROLLER, PQFP80
封装: PLASTIC, QFP-80
文件页数: 16/33页
文件大小: 440K
代理商: HD404449H
HD404449 Series
21
Power on
RESET = 1?
Reset MCU
Interrupt
request?
Execute instruction
PC
(PC) + 1
PC
$0002
PC
$0004
PC
$0006
PC
$0008
PC
$000A
PC
$000E
IE = 1?
Accept interrupt
IE
0
Stack
(PC)
Stack
(CA)
Stack
(ST)
INT0
interrupt?
INT1
interrupt?
Timer-A
interrupt?
Timer-B/INT2
interrupt?
No
Yes
No
Yes
No
Yes
No
(Serial 1, serial 2 interrupt)
PC
$000C
Timer-D/A-D
interrupt?
Yes
No
Timer-C/INT3
interrupt?
Figure 11 Interrupt Processing Flowchart
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