ZPSD5XX 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

生产厂家

ZPSD5XX

Low Cost Field Programmable Microcontroller Peripherals

STMicroelectronics 

PSD5XX Family

Interrupt

Controller

(Cont.)

Figure 48. Interrupt Flowchart

CONTINUE

EXECUTING

MAIN LOOP

UNTIL INTERRUPT

OCCURS

INTERRUPT

INITIALIZATION

CLEAR ALL

PENDING BITS

(READ CLEAR

REGISTER

DEFINE EDGE

OR LEVEL

SENSITIVE

CONFIGURE

INTERRUPT

SOURCE PLD

AND / OR

TIMER COUNT

i.e. UNMASK

REQD INTRPT

INTERRUPT

NO

OCCURRED ?

YES

DETERMINE

PRIORITY

OF THE

INTERRUPT

KEEP LOW

PRIORITY

INTERRUPTS

PENDING

SERVICE

HIGH PRIORITY

INTERRUPT

ARE

NO

ALL

INTERRUPTS

SERVICED ?

YES

102

Share Link: