am79c961a Advanced Micro Devices, am79c961a Datasheet - Page 202

• Manufacturer Part Number: am79c961a
• Description: Pcnet?-isa Ii Jumperless, Full Duplex Single-chip Ethernet Controller For Isa
• Manufacturer: Advanced Micro Devices

INSTRUCTION SET FOR THE XXC56 SERIES OF EEPROMS
Note:
1. This is the minimum SK period.
202
Instruction
DO (PROGRAM)
ERASE
WRITE
EWEN
WRAL
EWDS
READ
ERAL
DO (READ)
CS
SK
DI
SB
1
1
1
1
1
1
1
V
V
V
V
V
V
V
V
V
V
OH
OH
OL
OL
IH
IH
IH
IL
IL
IL
Code
Op
10
00
11
01
00
00
00
11XXXXXXX
10XXXXXXX
01XXXXXXX
00XXXXXXX
A8–A0
A8–A0
A0–A0
t
t
t
DIS
CSS
SV
x8
Address
Serial EEPROM Control Timing
t
PDO
t
DIH
Typical XXC56 Series
t
SKH
11XXXXXX
10XXXXXX
01XXXXXX
00XXXXXX
Am79C961A
A7–A0
A7–A0
A7–A0
x16
1 s
(1)
D7–D0
D7–D0
x8
t
Status Valid
SKL
Data
D15–D0 Writes memory location An–A0
D15–D0
x16
t
PDI
Reads data stored in memory, at
specified address
Write enable must precede all
programming modes
Erases memory location An–A0
Erases all memory locations.
Valid only at V
Writes all memory locations. Valid
when V
Disable Register cleared
Disables all programming
instructions
CC
Comments
= 5.0 V
t
CSH
CC
= 4.5 V to 5.5 V
10% and
19364B-91
t
t
DF
DF