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T89C51AC2-RLSI-M 数据表(PDF) 98 Page - ATMEL Corporation

部件名 T89C51AC2-RLSI-M
功能描述  8-bit MCU with 32K bytes Flash, 10 bits A/D and EEPROM
PDF  117 Pages
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制造商  ATMEL [ATMEL Corporation]
网页  http://www.atmel.com
标志 ATMEL - ATMEL Corporation

T89C51AC2-RLSI-M 数据表(HTML) 98 Page - ATMEL Corporation

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Draft.A - March 30, 2001
Preview - Confidential
T89C51AC2
IPL0 (S:B8h)
Interrupt Enable Register
Reset Value: x000 0000b
bit addressable
Figure 89. IPL0 Register
7
6
5
4
3
2
1
0
-
PPC
PT2
PS
PT1
PX1
PT0
PX0
Bit Number Bit Mnemonic
Description
7-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
6
PPC
EWC Counter Interrupt Priority bit
Refer to PPCH for priority level
5
PT2
Timer 2 overflow interrupt Priority bit
Refer to PT2H for priority level.
4PS
Serial port Priority bit
Refer to PSH for priority level.
3
PT1
Timer 1 overflow interrupt Priority bit
Refer to PT1H for priority level.
2
PX1
External interrupt 1 Priority bit
Refer to PX1H for priority level.
1
PT0
Timer 0 overflow interrupt Priority bit
Refer to PT0H for priority level.
0
PX0
External interrupt 0 Priority bit
Refer to PX0H for priority level.



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