參數(shù)資料
型號(hào): P83CL782HDH
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: Low voltage 8-bit microcontrollers with UART and I2C-bus
中文描述: MROM, 6 MHz, MICROCONTROLLER, PQFP44
封裝: 14 X 14 MM, 2.20 MM HEIGHT, PLASTIC, SOT-205-1, QFP-44
文件頁(yè)數(shù): 46/76頁(yè)
文件大?。?/td> 342K
代理商: P83CL782HDH
1997 Mar 14
46
Philips Semiconductors
Product specification
Low voltage 8-bit microcontrollers with
UART and I
2
C-bus
P83CL781; P83CL782
15.3.5
I
NTERRUPT
P
OLARITY
R
EGISTER
(IX1)
Writing either a logic 1 or logic 0 to any Interrupt Polarity Register bit sets the polarity level of the corresponding external
interrupt to an active HIGH or active LOW respectively.
Table 35
Interrupt Polarity Register (SFR address E9H)
Table 36
Description of IX1 bits
15.3.6
I
NTERRUPT
R
EQUEST
F
LAG
R
EGISTER
(IRQ1)
Table 37
Interrupt Request Flag Register (SFR address C0H)
Table 38
Description of IRQ1 bits
7
6
5
4
3
2
1
0
IL9
IL8
IL7
IL6
IL5
IL4
IL3
IL2
BIT
SYMBOL
DESCRIPTION
7
6
5
4
3
2
1
0
IL9
IL8
IL7
IL6
IL5
IL4
IL3
IL2
external interrupt 9 polarity level
external interrupt 8 polarity level
external interrupt 7 polarity level
external interrupt 6 polarity level
external interrupt 5 polarity level
external interrupt 4 polarity level
external interrupt 3 polarity level
external interrupt 2 polarity level
7
6
5
4
3
2
1
0
IQ9
IQ8
IQ7
IQ6
IQ5
IQ4
IQ3
IQ2
BIT
SYMBOL
DESCRIPTION
7
6
5
4
3
2
1
0
IQ9
IQ8
IQ7
IQ6
IQ5
IQ4
IQ3
IQ2
external interrupt 9 request flag
external interrupt 8 request flag
external interrupt 7 request flag
external interrupt 6 request flag
external interrupt 5 request flag
external interrupt 4 request flag
external interrupt 3 request flag
external interrupt 2 request flag
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