fm93c66 Fairchild Semiconductor, fm93c66 Datasheet - Page 10
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fm93c66
Manufacturer Part Number
fm93c66
Description
4096-bit Serial Cmos Eeprom Microwire ?ynchronous Bus
Manufacturer
Fairchild Semiconductor
Datasheet
1.FM93C66.pdf
(13 pages)
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FM93C66 Rev. C.1
ERASE CYCLE (ERASE)
CS
SK
DI
DO
9 3 C 6 6 :
A d d r e s s b i t s p a t t e r n - > U s e r d e f i n e d
ERASE ALL CYCLE (ERAL)
CS
SK
DI
DO
9 3 C 6 6 :
A d d r e s s b i t s p a t t e r n - > 1 - 0 - x - x - x - x - x - x
CLEARING READY STATUS
CS
SK
DI
DO
Note: This Star t bit can also be par t of a next instr uction. Hence the cycle
can be continued (instead of getting ter minated, as shown) as if a new
instr uction is being issued.
(Continued)
High - Z
S t a r t
B i t
S t a r t
B i t
1
1
O p c o d e
B i t s ( 2 )
O p c o d e
B i t s ( 2 )
1
0
Busy
1
0
High - Z
High - Z
; ( x - > D o n ’ t C a r e , c a n b e 0 o r 1 )
A7
A7
A6
A6
A d d r e s s
B i t s ( 8 )
A d d r e s s
B i t s ( 8 )
Ready
A1
A1
Star t
Bit
A0
A0
High - Z
t
t
CS
CS
t
t
WP
WP
Busy
Busy
Ready
Ready
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