ST93CS67 STMicroelectronics, ST93CS67 Datasheet - Page 11
ST93CS67
Manufacturer Part Number
ST93CS67
Description
4k 256 X 16 Serial Microwire Eeprom
Manufacturer
STMicroelectronics
Datasheet
1.ST93CS67.pdf
(16 pages)
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Figure 8. PRREAD, PRWRITE, PREN Sequences
Protect
Register
READ
Protect
Register
WRITE
Protect
Register
ENABLE
PRE
S
Q
W
S
Q
S
D
PRE
D
PRE
W
D
1 1 0 Xn
1 0
1
CODE
CODE
CODE
OP
OP
0
OP
1
0
1
An
1
ADDR
ADDR
Xn X0
X0
A0
An
DATA
OUT
BUSY
A0 F
STATUS
CHECK
F = Protect Flag
READY
ST93CS66, ST93CS67
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