參數(shù)資料
型號(hào)： P80CL51HFH
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
中文描述： 8-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP44
封裝： 10 X 10 MM, 1.75 MM HEIGHT, PLASTIC, SOT-307-2, QFP-44
文件頁數(shù)： 36/68頁
文件大?。?/td> 305K
代理商： P80CL51HFH
1997 Apr 15
36
Philips Semiconductors
Product specification
Low voltage 8-bit microcontrollers with
UART
P80CL31; P80CL51
14.3.5
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 19
Interrupt Polarity Register (SFR address E9H)
Table 20
Description of IX1 bits
14.3.6
I
NTERRUPT
R
EQUEST
F
LAG
R
EGISTER
(IRQ1)
Table 21
Interrupt Request Flag Register (SFR address C0H)
Table 22
Description of IRQ1 bits
2
1
0
PX4
PX3
PX2
external interrupt 4 priority level
external interrupt 3 priority level
external interrupt 2 priority level
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
BIT
SYMBOL
DESCRIPTION
相關(guān)PDF資料
PDF描述
P80CL31HFP Low voltage 8-bit microcontrollers with UART
P80CL51HFP Low voltage 8-bit microcontrollers with UART
P80CL31HFT Low voltage 8-bit microcontrollers with UART
P80CL51 Low voltage 8-bit microcontrollers with UART
P80CL51HFT Low voltage 8-bit microcontrollers with UART
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
P80CL51HFHB 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage single-chip 8-bit microcontrollers
P80CL51HFP 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low voltage 8-bit microcontrollers with UART
P80CL51HFPN 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage single-chip 8-bit microcontrollers
P80CL51HFT 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage single-chip 8-bit microcontrollers
P80CL51HFTD 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage single-chip 8-bit microcontrollers
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