SST89E554 SST [Silicon Storage Technology, Inc], SST89E554 Datasheet - Page 42

• Manufacturer Part Number: SST89E554
• Description: FlashFlex51 MCU
• Manufacturer: SST [Silicon Storage Technology, Inc]

TABLE
©2001 Silicon Storage Technology, Inc.
Level
4
3
2
1
1. Location of MOVC instruction
2. External Host Byte-Verify access does not depend on a source address.
(Block 0 = SoftLock, Block 1 = Hard Lock)
8-2: S
(Hard Lock on both blocks)
(Hard Lock on both blocks)
(SoftLock on both blocks)
(SoftLock on both blocks)
ECURITY
SFST[7:5]
011b/101b
001b/110b
(Unlock)
111b
010b
100b
000b
L
OCK
A
CCESS
T
ABLE
SST89E564 / SST89V564 / SST89E554 / SST89V554
Block 0/1
Block 0/1
Address
External
External
External
External
External
External
Source
Block 0
Block 1
Block 0
Block 1
Block 0
Block 1
Block 0
Block 1
42
Address
Block 0/1
Block 0/1
Block 0/1
Block 0/1
Block 0/1
Block 0/1
Block 0/1
Block 0/1
External
External
External
External
External
External
External
External
External
External
External
External
External
External
External
External
Block 0
Block 1
Block 0
Block 1
Block 0
Block 1
Block 0
Block 1
Block 0
Block 1
Block 0
Block 1
Block 0
Block 1
Block 0
Block 1
Target
1
External Host
Byte-Verify
Allowed
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
2
Byte-Verify
Allowed
IAP
N
N
N
N
N
N
N
N
N
N
N
Y
N
N
N
N
N
Y
N
Y
N
N
N
N
N
Y
N
Y
N
N
N
N
N
Y
N
Y
N
N
Y
N
Preliminary Specifications
FlashFlex51 MCU
Allowed
on 564
MOVC
S71181-03-000 9/01
Y
N
N
N
Y
N
N
Y
Y
N
N
Y
Y
N
N
Y
Y
Y
N
Y
Y
N
N
Y
Y
Y
N
Y
Y
N
N
Y
Y
Y
N
Y
Y
N
N
Y
Allowed
on 554
MOVC
T8-2.1 384
Y
N
N
N
Y
Y
N
Y
Y
N
Y
Y
Y
Y
N
Y
Y
Y
Y
Y
Y
Y
N
Y
Y
Y
Y
Y
Y
Y
N
Y
Y
Y
Y
Y
Y
Y
Y
Y
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