AT49BV001 ATMEL Corporation, AT49BV001 Datasheet - Page 11

• Manufacturer Part Number: AT49BV001
• Description: 1-Megabit 128K x 8 Single 2.7-Volt Battery-Voltage Flash Memory
• Manufacturer: 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 - A16 = 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: 05H - AT49BV/LV001(N)
IDENTIFICATION
ADDRESS 2AAA
EXIT PRODUCT
LOAD DATA AA
ADDRESS 5555
ADDRESS 5555
LOAD DATA 55
LOAD DATA F0
MODE
TO
TO
TO
(4)
IL
.
04H - AT49BV/LV001(N)T
ENTER PRODUCT
IDENTIFICATION
ADDRESS 2AAA
LOAD DATA AA
ADDRESS 5555
ADDRESS 5555
LOAD DATA 55
LOAD DATA 90
MODE
(1)
OR
(1)
TO
TO
TO
(2)(3)(5)
IH
.
IDENTIFICATION
IL
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
TO
TO
TO
TO
TO
TO
(2)
(1)
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