AT49BV320 ATMEL [ATMEL Corporation], AT49BV320 Datasheet - Page 13

• Manufacturer Part Number: AT49BV320
• Description: 32-megabit (2M x 16/4M x 8) 3-volt Only Flash Memory
• Manufacturer: ATMEL [ATMEL Corporation]

Protection Register Addressing Table
Note:
1494H–FLASH–01/03
Word
0
1
2
3
4
5
6
7
All address lines not specified in the above table must be “0” when accessing the protection register, i.e., A20 - A8 = 0.
Factory
Factory
Factory
Factory
User
User
User
User
Use
Block
A
A
A
A
B
B
B
B
A7
1
1
1
1
1
1
1
1
A6
0
0
0
0
0
0
0
0
A5
0
0
0
0
0
0
0
0
AT49BV/LV320(T)/321(T)
A4
0
0
0
0
0
0
0
0
A3
0
0
0
0
0
0
0
1
A2
0
0
0
1
1
1
1
0
A1
0
1
1
0
0
1
1
0
A0
1
0
1
0
1
0
1
0
13