FlashFlex51 MCU
SST89E52RD2 / SST89E54RD2 / SST89E58RD2 / SST89E516RD2
SST89V52RD2 / SST89V54RD2 / SST89V58RD2 / SST89V516RD2
Preliminary Specifications
Interrupt Enable (IE)
Location
7
6
5
4
3
2
1
0
Reset Value
A8H
EA
EC
ET2
ES
ET1
EX1
ET0
EX0
00H
Symbol
Function
EA
Global Interrupt Enable.
0 = Disable
1 = Enable
EC
PCA Interrupt Enable.
ET2
ES
Timer 2 Interrupt Enable.
Serial Interrupt Enable.
Timer 1 Interrupt Enable.
External 1 Interrupt Enable.
Timer 0 Interrupt Enable.
External 0 Interrupt Enable.
ET1
EX1
ET0
EX0
Interrupt Enable A (IEA)
Location
7
6
5
4
3
2
1
0
Reset Value
E8H
-
-
-
-
EBO
-
-
-
xxxx0xxxb
Symbol
Function
EBO
Brown-out Interrupt Enable.
1 = Enable the interrupt
0 = Disable the interrupt
©2004 Silicon Storage Technology, Inc.
S71255-00-000
3/04
24
SST [ SILICON STORAGE TECHNOLOGY, INC ]
