參數(shù)資料
型號(hào): 935260531512
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 40 MHz, MICROCONTROLLER, PQCC44
封裝: PLASTIC, LCC-44
文件頁(yè)數(shù): 10/67頁(yè)
文件大?。?/td> 400K
代理商: 935260531512
1998 Apr 07
18
Philips Semiconductors
Product specication
8-bit Flash microcontrollers
P89C738; P89C739
9.1
Interrupt Enable Register (IE)
Table 5
Interrupt Enable Register (SFR address A8H)
Table 6
Description of IE bits
9.2
Interrupt Priority Register (IP)
Table 7
Interrupt Priority Register (SFR address B8H)
Table 8
Description of IP bits
76543210
EA
ET2
ES
ET1
EX1
ET0
EX0
BIT
SYMBOL
DESCRIPTION
7EA
General enable/disable control. If EA = 0, no interrupt is enabled. If EA = 1, any
individually enabled interrupt will be accepted.
6
reserved
5
ET2
enable Timer 2 interrupt
4
ES
enable Serial Port interrupt
3
ET1
enable Timer 1 interrupt
2
EX1
enable external interrupt 1
1
ET0
enable Timer 0 interrupt
0
EX0
enable external interrupt 0
76543210
PT2
PS
PT1
PX1
PT0
PX0
BIT
SYMBOL
DESCRIPTION
7
reserved
6
reserved
5
PT2
Timer 2 interrupt priority level
4
PS
Serial Port interrupt priority level
3
PT1
Timer 1 interrupt priority level
2
PX1
external interrupt 1 priority level
1
PT0
Timer 0 interrupt priority level
0
PX0
external interrupt 0 priority level
相關(guān)PDF資料
PDF描述
935225410112 8-BIT, FLASH, 40 MHz, MICROCONTROLLER, PDIP40
06F9814 DIODE SCHOTTKY 0.5A
06F9823 DIODE SCHOTTKY GLEICHRICHTER
06F9946 DIODE SCHOTTKY GLEICHRICHTER
935228870112 ABT SERIES, QUAD 4-BIT DRIVER, TRUE OUTPUT, PDSO48
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
935261069122 制造商:NXP Semiconductors 功能描述:IC SECURITY TRANSPONDER PLLMC
935262025112 制造商:NXP Semiconductors 功能描述:SUB ONLY IC
935262217118 制造商:NXP Semiconductors 功能描述:Real Time Clock Serial 8-Pin SO T/R
935264217557 制造商:NXP Semiconductors 功能描述:SUB ONLY IC
935267356112 制造商:NXP Semiconductors 功能描述:IC TEA1507PN