FlashFlex MCU
SST89E52RC / SST89E54RC
Interrupt Enable (IE)
Location
7
6
A8H
EA
-
Data Sheet
5
4
3
2
1
0
Reset Value
ET2
ES
ET1
EX1
ET0
EX0
00H
Symbol
EA
ET2
ES
ET1
EX1
ET0
EX0
Function
Global Interrupt Enable.
0 = Disable
1 = Enable
Timer 2 Interrupt Enable.
Serial Interrupt Enable.
Timer 1 Interrupt Enable.
External 1 Interrupt Enable.
Timer 0 Interrupt Enable.
External 0 Interrupt Enable.
Interrupt Enable A (IEA)
Location
7
6
5
4
3
2
1
0
Reset Value
E8H
-
EWD
-
-
-
-
-
-
x0xxxxxxb
Symbol
EWD
Function
Watchdog Interrupt Enable.
1 = Enable the interrupt
0 = Disable the interrupt
©2007 Silicon Storage Technology, Inc.
19
S71259-04-000
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