w29ee011 Winbond Electronics Corp America, w29ee011 Datasheet - Page 8

• Manufacturer Part Number: w29ee011
• Description: 128k X 8 Cmos Flash Memory
• Manufacturer: Winbond Electronics Corp America

Command Codes for Product Identification
Software Product Identification Acquisition Flow
Notes for software product identification:
(1) Data format: DQ7 DQ0 (Hex); address format: A14 A0 (Hex).
(2) A1 A16 = V
(3) The device does not remain in identification mode if power down.
(4) The device returns to standard operation mode.
BYTE SEQUENCE
Product Identification Entry(1)
0 Write
1 Write
2 Write
3 Write
4 Write
5 Write
IL
; manufacture code is read for A0 = V
address 5555
address 5555
address 2AAA
address 5555
address 2AAA
Load data 60
Load data AA
address 5555
Load data 80
Load data AA
Load data 55
Load data 55
Pause 10
to
to
to
S
to
to
to
ADDRESS
2AAAH
2AAAH
5555H
5555H
5555H
5555H
IDENTIFICATION ENTRY
SOFTWARE PRODUCT
Product Identification Mode(2, 3)
Pause 10 S
IL
Read address = 0
Read address = 1
; device code is read for A0 = V
data = DA
data = C1
- 8 -
DATA
AAH
AAH
55H
80H
55H
60H
IH
Product Identification Exit(1)
ADDRESS
2AAAH
.
5555H
5555H
IDENTIFICATION EXIT
Normal Mode
SOFTWARE PRODUCT
address 2AAA
Load data AA
Load data FO
address 5555
address 5555
Load data 55
-
-
-
Pause 10
to
to
to
Pause 10 S
m
S
W29EE011
(4)
DATA
AAH
F0H
55H
-
-
-