D A T A S H E E T
Table 6. Primary Vendor-Specific Extended Query
Addresses
Data
Description
40h
41h
42h
0050h
0052h
0049h
Query-unique ASCII string “PRI”
43h
44h
0031h
0033h
Major version number, ASCII
Minor version number, ASCII
Address Sensitive Unlock (Bits 1-0)
0 = Required, 1 = Not Required
45h
0000h
Silicon Revision Number (Bits 7-2)
Erase Suspend
0 = Not Supported, 1 = To Read Only, 2 = To Read & Write
46h
47h
48h
49h
4Ah
4Bh
4Ch
0002h
0001h
0000h
0005h
0066h
0001h
0000h
Sector Protect
0 = Not Supported, X = Number of sectors in per group
Sector Temporary Unprotect
00 = Not Supported, 01 = Supported
Sector Protect/Unprotect scheme
05 = 29BDS/N643 mode
Simultaneous Operation
Number of Sectors in Bank 2 (Uniform Bank)
Burst Mode Type
00 = Not Supported, 01 = Supported
Page Mode Type
00 = Not Supported, 01 = 4 Word Page, 02 = 8 Word Page
ACC (Acceleration) Supply Minimum
4Dh
4Eh
00B5h
00C5h
00h = Not Supported, D7-D4: Volt, D3-D0: 100 mV
ACC (Acceleration) Supply Maximum
00h = Not Supported, D7-D4: Volt, D3-D0: 100 mV
Top/Bottom Boot Sector Flag
4Fh
0001h
0001h = Top/Middle Boot Device,
0002h = Bottom Boot Device, 03h = Top Boot Device
50h
57h
58h
59h
5Ah
5Bh
5Ch
0000h
0004h
0020h
0020h
0023h
0023h
0001h
Program Suspend. 00h = not supported
Bank Organization: X = Number of banks
Bank D Region Information. X = Number of sectors in bank
Bank C Region Information. X = Number of sectors in bank
Bank B Region Information. X = Number of sectors in bank
Bank A Region Information. X = Number of sectors in bank
Process Technology. 00h = 0.23 µm, 01h = 0.17 µm
May 8, 2006 25692A2
Am29BDS643G
15
SPANSION [ SPANSION ]
