25
3631A–FLASH–04/06
AT49BV642D(T)
VENDOR SPECIFIC EXTENDED QUERY
41h 0050h “P”
42h 0052h “R”
43h 0049h “I”
44h 0031h Major version number, ASCII
45h 0030h Minor version number, ASCII
46h 0087h
Bit 0 – chip erase supported,0–no,1–yes
Bit1–erasesuspend supported,0–no,1–yes
Bit 2 – program suspend supported,0–no,1–yes
Bit 3 – simultaneous operations supported,0–no,1–yes
Bit4–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
0000h AT49BV642DT or
0001h AT49BV642D
Bit 0 – top (“0”) or bottom (“1”) boot block device
Undefined bits are “0”
48h 0000h
Bit0–4wordlinear burst with wrap around,0–no,1–yes
Bit1–8wordlinear burst with wrap around,0–no,1–yes
Bit 2 – continuos burst,0–no,1–yes
Undefined bits are “0”
49h 0000h
Bit0–4wordpage,0–no,1–yes
Bit1–8wordpage,0–no,1–yes
Undefined bits are “0”
4Ah 0080h Location of protection register lock byte, the section's first byte
4Bh 0003h # of bytes in the factory prog section of prot register – 2*n
4Ch 0003h # of bytes in the user prog section of prot register – 2*n
29. Common Flash Interface Definition Table (Continued)
Address Data Comments
