28
3308J–FLASH–4/05
AT49BV322A(T)
VENDOR SPECIFIC EXTENDED QUERY
41h 82h 0050h “P”
42h 84h 0052h “R”
43h 86h 0049h “I”
44h 88h 0031h Major version number, ASCII
45h 8Ah 0030h Minor version number, ASCII
46h 8Ch 0087h
Bit 0 – chip erase supported, 0 – no, 1 – yes
Bit 1 – erase suspend supported, 0 – no, 1 – yes
Bit 2 – program suspend supported, 0 – no, 1 – yes
Bit 3 – simultaneous operations supported,
0 – no, 1 – yes
Bit 4 – burst mode read supported, 0 – no, 1 – yes
Bit 5 – page mode read supported, 0 – no, 1 – yes
Bit 6 – queued erase supported, 0 – no, 1 – yes
Bit 7 – protection bits supported, 0 – no, 1 – yes
47h 8Eh
0000h (top)
or
0001h (bottom)
Bit 8 – top (“0”) or bottom (“1”) boot block device undefined
bits are “0”
48h 90h 0000h
Bit 0 – 4 word linear burst with wrap around,
0 – no, 1 – yes
Bit 1 – 8 word linear burst with wrap around,
0 – no, 1 – yes
Bit 2 – continuos burst, 0 - no, 1 - yes
Undefined bits are “0”
49h 92h 0000h
Bit 0 – 4 word page, 0 – no, 1 – yes
Bit 1 – 8 word page, 0 – no, 1 – yes
Undefined bits are “0”
4Ah 94h 0080h Location of protection register lock byte, the section’s first byte
4Bh 96h 0003h # of bytes in the factory prog section of prot register – 2*n
4Ch 98h 0003h # of bytes in the user prog section of prot register – 2*n
31. Common Flash Interface Definition Table (Continued)
Address Data
Comments
AT49BV322A(T)
(x16 Mode)
AT49BV322A(T)
(x8 Mode) AT49BV322A(T)
