SST89V54RD2 Silicon Storage Technology, Inc., SST89V54RD2 Datasheet - Page 17

• Manufacturer Part Number: SST89V54RD2
• Description: Flashflex51 Mcu
• Manufacturer: Silicon Storage Technology, Inc.

FlashFlex MCU
SST89V54RD2/RD / SST89V58RD2/RD
TABLE
TABLE
©2007 Silicon Storage Technology, Inc.
Symbol Description
SFCF
SFCM
SFAL
SFAH
SFDT
SFST
Symbol
WDTC
WDTD
1. Bit Addressable SFRs
1
SuperFlash
Configuration
SuperFlash
Command
SuperFlash
Address Low
SuperFlash
Address High
SuperFlash
Data
SuperFlash
Status
Description
Watchdog Timer
Control
Watchdog Timer
Data/Reload
3-6: Flash Memory Programming SFRs
3-7: Watchdog Timer SFRs
Address
Direct
Address
B1H
B2H
B3H
B4H
B5H
B6H
Direct
85H
C0H
SB1_i
MSB
FIE
MSB
-
SuperFlash High Order Byte Address Register - A
SuperFlash Low Order Byte Address Register - A
-
IAPEN
SB2_i
Bit Address, Symbol, or Alternative Port Function
Bit Address, Symbol, or Alternative Port Function
-
SB3_i
-
-
17
Watchdog Timer Data/Reload
SuperFlash Data Register
WDOUT
-
-
EDC_i
WDRE
-
FCM[6:0]
FLASH_BUSY
WDTS
-
15
7
to A
to A
WDT
SWR BSEL
0
8
(SFAL)
-
(SFAH)
SWDT
LSB
LSB
S71255-10-000
-
Data Sheet
x0xxxx00b
000x00xxb
xxx00x00b
Reset
Value
Reset
Value
00H
00H
00H
00H
T3-6.0 1255
00H
T3-7.0 1255
12/07