參數(shù)資料
型號: 87C52
廠商: NXP Semiconductors N.V.
英文描述: 80C51 8-bit microcontroller family 8K.64K/256.1K OTP/ROM/ROMless, low voltage 2.7V.5.5V, low power, high speed 33 MHz
中文描述: 80C51的8位單片機系列8K.64K/256.1K檢察官辦公室/光盤/無ROM,2.7V.5.5V低電壓,低功耗,高速33兆赫
文件頁數(shù): 34/62頁
文件大小: 403K
代理商: 87C52
Philips Semiconductors
Product data
P80C3xX2; P80C5xX2;
P87C5xX2
80C51 8-bit microcontroller family
4K/8K/16K/32K ROM/OTP, low voltage (2.7 to 5.5 V),
low power, high speed (30/33 MHz)
2003 Jan 24
34
EX0
Enable Bit = 1 enables the interrupt.
Enable Bit = 0 disables it.
BIT
IE.7
SYMBOL
EA
FUNCTION
Global disable bit. If EA = 0, all interrupts are disabled. If EA = 1, each interrupt can be individually
enabled or disabled by setting or clearing its enable bit.
Not implemented. Reserved for future use.
Timer 2 interrupt enable bit.
Serial Port interrupt enable bit.
Timer 1 interrupt enable bit.
External interrupt 1 enable bit.
Timer 0 interrupt enable bit.
External interrupt 0 enable bit.
IE.6
IE.5
IE.4
IE.3
IE.2
IE.1
IE.0
ET2
ES
ET1
EX1
ET0
EX0
SU01522
ET0
EX1
ET1
ES
ET2
EA
0
1
2
3
4
5
6
7
IE
Address = 0A8H
Bit Addressable
Reset Value = 0X000000B
Figure 22. Interrupt Enable (IE) Register
PX0
Priority Bit = 1 assigns higher priority
Priority Bit = 0 assigns lower priority
BIT
IP.7
IP.6
IP.5
IP.4
IP.3
IP.2
IP.1
IP.0
SYMBOL
PT2
PS
PT1
PX1
PT0
PX0
FUNCTION
Not implemented, reserved for future use.
Not implemented, reserved for future use.
Timer 2 interrupt priority bit.
Serial Port interrupt priority bit.
Timer 1 interrupt priority bit.
External interrupt 1 priority bit.
Timer 0 interrupt priority bit.
External interrupt 0 priority bit.
SU01523
PT0
PX1
PT1
PS
PT2
0
1
2
3
4
5
6
7
IP
Address = 0B8H
Bit Addressable
Reset Value = xx000000B
Figure 23. Interrupt Priority (IP) Register
PX0H
Priority Bit = 1 assigns higher priority
Priority Bit = 0 assigns lower priority
BIT
IPH.7
IPH.6
IPH.5
IPH.4
IPH.3
IPH.2
IPH.1
IPH.0
SYMBOL
PT2H
PSH
PT1H
PX1H
PT0H
PX0H
FUNCTION
Not implemented, reserved for future use.
Not implemented, reserved for future use.
Timer 2 interrupt priority bit high.
Serial Port interrupt priority bit high.
Timer 1 interrupt priority bit high.
External interrupt 1 priority bit high.
Timer 0 interrupt priority bit high.
External interrupt 0 priority bit high.
SU01524
PT0H
PX1H
PT1H
PSH
PT2H
0
1
2
3
4
5
6
7
IPH
Address = B7H
Bit Addressable
Reset Value = xx000000B
Figure 24. Interrupt Priority HIGH (IPH) Register
相關(guān)PDF資料
PDF描述
87C52EBAA CMOS single-chip 8-bit microcontrollers
87C52EBLKA CMOS single-chip 8-bit microcontrollers
87C52EBPN CMOS single-chip 8-bit microcontrollers
87C32X2 80C51 8-bit microcontroller family 4K/8K/16K/32K ROM/OTP 128B/256B RAM low voltage 2.7 to 5.5 V, low power, high speed 30/33 MHz
87C34X2 LED Lamp; Color:Yellow; Luminous Intensity (MSCP):2ucd; LED Color:Yellow; Leaded Process Compatible:No; Lens Style:(L x W X H) 6.22 x 2.54 x 6.35 mm; Lens Width:2mm; Mounting Type:Through Hole; Peak Reflow Compatible (260 C):No
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
87C52/BMA 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller
87C52/BQA 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller
87C52-16/BMA 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller
87C52-16/BQA 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microcontroller
87C521FFFA 制造商: 功能描述: 制造商:undefined 功能描述: