AT49F040-15JC ATMEL [ATMEL Corporation], AT49F040-15JC Datasheet - Page 9

• Manufacturer Part Number: AT49F040-15JC
• Description: 4 Megabit 512K x 8 5-volt Only CMOS Flash Memory
• Manufacturer: ATMEL [ATMEL Corporation]

Software Product
Identification Entry
Software Product
Identification Exit
Notes for software product identification:
1. Data Format: I/O7 - I/O0 (Hex);
2. A1 - A18 = V
3. The device does not remain in identification mode if
4. The device returns to standard operation mode.
5. Manufacturer Code: 1FH
Address Format: A14 - A0 (Hex).
Manufacture Code is read for A0 = V
Device Code is read for A0 = V
powered down.
Device Code: 13H
IDENTIFICATION
ADDRESS 2AAA
EXIT PRODUCT
ADDRESS 5555
ADDRESS 5555
LOAD DATA AA
LOAD DATA 55
LOAD DATA F0
MODE
TO
TO
TO
IL
(4)
ENTER PRODUCT
IDENTIFICATION
.
ADDRESS 2AAA
ADDRESS 5555
ADDRESS 5555
LOAD DATA AA
LOAD DATA 55
LOAD DATA 90
MODE
TO
TO
TO
(2, 3, 5)
(1)
OR
(1)
IH
.
IL
;
IDENTIFICATION
EXIT PRODUCT
LOAD DATA F0
ANY ADDRESS
MODE
TO
(4)
Boot Block Lockout
Feature Enable Algorithm
Notes for boot block lockout feature enable:
1. Data Format: I/O7 - I/O0 (Hex);
2. Boot block lockout feature enabled.
Address Format: A14 - A0 (Hex).
PAUSE 1 second
ADDRESS 2AAA
ADDRESS 2AAA
LOAD DATA AA
ADDRESS 5555
ADDRESS 5555
LOAD DATA AA
ADDRESS 5555
ADDRESS 5555
LOAD DATA 55
LOAD DATA 80
LOAD DATA 55
LOAD DATA 40
AT49F040
TO
TO
TO
TO
TO
TO
(2)
(1)
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