參數(shù)資料
型號(hào): P89C557E4EFB
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 微控制器/微處理器
英文描述: Single-chip 8-bit microcontroller
中文描述: 8-BIT, FLASH, 16 MHz, MICROCONTROLLER, PQFP80
封裝: 14 X 20 MM, 2.70 MM HEIGHT, PLASTIC, SOT-318-1, QFP-80
文件頁(yè)數(shù): 38/72頁(yè)
文件大?。?/td> 374K
代理商: P89C557E4EFB
Philips Semiconductors
Product specification
P83C557E4/P80C557E4/P89C557E4
Single-chip 8-bit microcontroller
1999 Mar 02
38
Figure 35. The interrupt system.
Global enable
Interrupt priority
registers
Polling hardware
High
priority
interrupt
request
External
Interrupt
Request 0
INT0
a1
a2
Source
Identification
Vector
a1
b1
Source enable
Interrupt enable registers
Interrupt
sources
I
2
C
Serial
Port
b1
b2
c1
d1
ADC
c1
c2
e1
f1
Timer 0
Overflow
d1
d2
g1
h1
Timer 2
Capture 0
e1
e2
i1
j1
Timer 2
Compare 0
f1
f2
k1
l1
External
Interrupt
Request 1
’Interrupt
g1
g2
m1
n1
Timer 2
Capture 1
h1
h2
o1
i1
i2
j1
j2
k1
k2
l1
l2
m1
m2
n1
n2
o1
o2
Low
priority
interrupt
request
Source
Identification
Vector
a2
b2
c2
d2
e2
f2
g2
h2
i2
j2
k2
l2
m2
n2
o2
Timer 2
Compare 1
Timer 1
Overflow
Timer 2
Capture 2
Timer 2
Compare 2
Timer 2
Capture 3
Timer T2
Overflow
INT1
UART
Serial
Port
T
R
CT0I
CT1I
CT2I
CT3I
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