參數(shù)資料
型號： ADUC832BCP
廠商： ANALOG DEVICES INC
元件分類： 微控制器/微處理器
英文描述： MicroConverter, 12-Bit ADCs and DACs with Embedded 62 kBytes Flash MCU
中文描述： 8-BIT, FLASH, 16.78 MHz, MICROCONTROLLER, PQFP52
封裝： MO-112AC-1, MQFP-52
文件頁數(shù)： 60/80頁
文件大?。?/td> 1311K
代理商： ADUC832BCP
REV. 0
–60–
ADuC832
INTERRUPT SYSTEM
The ADuC832 provides a total of nine interrupt sources with
two priority levels. The control and configuration of the interrupt
system is carried out through three interrupt-related SFRs.
IE
Interrupt Enable Register
IP
Interrupt Priority Register
IEIP2
Secondary Interrupt Enable Register
IE
SFR Address
Power-On Default Value
Bit Addressable
Interrupt Enable Register
A8H
00H
Yes
Table XXIX. IE SFR Bit Designations
Bit
Name
Description
7
6
5
4
3
2
1
0
EA
EADC
ET2
ES
ET1
EX1
ET0
EX0
Written by User to Enable
“
1
”
or Disable
“
0
”
All Interrupt Sources
Written by User to Enable
“
1
”
or Disable
“
0
”
ADC Interrupt
Written by User to Enable
“
1
”
or Disable
“
0
”
Timer 2 Interrupt
Written by User to Enable
“
1
”
or Disable
“
0
”
UART Serial Port Interrupt
Written by User to Enable
“
1
”
or Disable
“
0
”
Timer 1 Interrupt
Written by User to Enable
“
1
”
or Disable
“
0
”
External Interrupt 1
Written by User to Enable
“
1
”
or Disable
“
0
”
Timer 0 Interrupt
Written by User to Enable
“
1
”
or Disable
“
0
”
External Interrupt 0
IP
SFR Address
Power-On Default Value
Bit Addressable
Interrupt Priority Register
B8H
00H
Yes
Table XXX. IP SFR Bit Designations
Bit
Name
Description
7
6
5
4
3
2
1
0
----
PADC
PT2
PS
PT1
PX1
PT0
PX0
Reserved for Future Use
Written by User to Select ADC Interrupt Priority (
“
1
”
= High;
“
0
”
= Low)
Written by User to Select Timer 2 Interrupt Priority (
“
1
”
= High;
“
0
”
= Low)
Written by User to Select UART Serial Port Interrupt Priority (
“
1
”
= High;
“
0
”
= Low)
Written by User to Select Timer 1 Interrupt Priority (
“
1
”
= High;
“
0
”
= Low)
Written by User to Select External Interrupt 1 Priority (
“
1
”
= High;
“
0
”
= Low)
Written by User to Select Timer 0 Interrupt Priority (
“
1
”
= High;
“
0
”
= Low)
Written by User to Select External Interrupt 0 Priority (
“
1
”
= High;
“
0
”
= Low)
IEIP2
SFR Address
Power-On Default Value
Bit Addressable
Secondary Interrupt Enable Register
A9H
A0H
No
Table XXXI. IEIP2 SFR Bit Designations
Bit
Name
Description
7
6
5
4
3
2
1
0
----
PTI
PPSM
PSI
----
ETI
EPSMI
ESI
Reserved for Future Use
Priority for Time Interval Interrupt
Priority for Power Supply Monitor Interrupt
Priority for SPI/I
2
C Interrupt
This Bit Must Contain Zero.
Written by User to Enable
“
1
”
or Disable
“
0
”
Time Interval Counter Interrupt.
Written by User to Enable
“
1
”
or Disable
“
0
”
Power Supply Monitor Interrupt.
Written by User to Enable
“
1
”
or Disable
“
0
”
SPI or I
2
C Serial Port Interrupt.
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