SST89E564 Datasheet, PDF (32/58 Pages) Silicon Storage Technology, Inc – FlashFlex51 MCU

FlashFlex51 MCU
SST89E564 / SST89V564 / SST89E554 / SST89V554
Preliminary Specifications
RST
PSEN#
ALE/PROG#
EA#
P3[3]
P3[5:4], P2[5:0]
TSU
TES
TADS
TPROG
TDH
TPS
5AH / AAH
P3[7:6], P2[7:6]
1001b
384 ILL F52.5
FIGURE 4-10: PROG-SC0 / PROG-SC1
Programs the start-up configuration bit SC0/SC1. Only a Chip-Erase will erase a programmed SC0/SC1 bit.
Prog-SC1 applies to SST89E554/SST89V554 only.
RST
PSEN#
TSU
TES
ALE/PROG#
EA#
P3[7:6], P2[7:6]
P0
P1
TOA
TAHA
1100b
DO
AL
TALA
P3[5:4], P2[5:0]
AH
384 ILL F08.1
FIGURE 4-11: BYTE-VERIFY
Reads the code byte from the addressed flash memory location if the security lock is not activated on that flash
memory block.
©2001 Silicon Storage Technology, Inc.
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