AT49F1024A
Software Product Identification
Entry
LOAD DATA AA
TO
ADDRESS 555
Boot Block Lockout Enable Algorithm
LOAD DATA AA
TO
ADDRESS 555
LOAD DATA 55
TO
ADDRESS AAA
LOAD DATA 55
TO
ADDRESS AAA
LOAD DATA 80
TO
ADDRESS 555
LOAD DATA 90
TO
ADDRESS 555
LOAD DATA AA
TO
ADDRESS 555
ENTER PRODUCT
IDENTIFICATION
MODE
(2)(3)(5)
LOAD DATA 55
TO
ADDRESS AAA
Software Product Identification Exit
LOAD DATA AA
TO
ADDRESS 555
OR
LOAD DATA F0
TO
ANY ADDRESS
LOAD DATA 40
TO
ADDRESS 555
LOAD DATA 55
TO
ADDRESS AAA
EXIT PRODUCT
IDENTIFICATION
MODE
(4)
PAUSE 1 second
(2)
Notes:
LOAD DATA F0
TO
ADDRESS 555
1.
Data Format: I/O15 - I/O8 (Don’t Care); I/O7 - I/O0 (Hex).
Address Format: A11 - A0 (Hex); A11 - A15 (Don’t Care).
2. Boot Block Lockout feature enabled.
EXIT PRODUCT
IDENTIFICATION
MODE
(4)
Notes:
1.
Data Format: I/O15 - I/O8 (Don’t Care); I/O7 - I/O0 (Hex).
2.
Address Format: A11 - A0 (Hex); A11 - A15 (Don’t Care).
A1 - A15 = V
IL
.
Manufacturer Code is read for A0 = V
IL
.
Device Code is read for A0 = V
IH
.
The device does not remain in identification mode if
powered down.
The device returns to standard operation mode.
Manufacturer Code: 001FH
Device Code: 0087H
3.
4.
5.
11
3415B–FLASH–12/03
ATMEL [ ATMEL CORPORATION ]
