Common Flash interface (CFI)
Table 26.
Address
Data
x 16
40h
41h
42h
43h
44h
45h
x8
80h
82h
84h
86h
88h
8Ah
0050h
Description
M29W064FT, M29W064FB
Primary algorithm-specific extended query table
Value
‘P’
‘R’
‘I’
‘1’
‘3’
Yes
Primary algorithm extended query table unique ASCII string
0052h
‘PRI’
0049h
0031h Major version number, ASCII
0033h Minor version number, ASCII
Address sensitive unlock (bits 1 to 0)
0000h 00h = required, 01h = not required
Silicon revision number (bits 7 to 2)
0002h
0004h
0001h
0004h
Erase suspend
00h = not supported, 01h = read only, 02 = read and write
Block protection
00h = not supported, x = number of blocks per protection group
Temporary block unprotect
00h = not supported, 01h = supported
Block protect /unprotect
04 = M29W064F
46h
47h
48h
49h
4Ah
4Bh
4Ch
8Ch
8Eh
90h
92h
94h
96h
98h
2
4
Yes
04
No
No
Yes
0000h Simultaneous operations, 00h = not supported
0000h Burst mode: 00h = not supported, 01h = supported
0001h
Page mode: 00h = not supported, 01h = 4 page word, 02h = 8
page word
4Dh
9Ah
V
PP
supply minimum program/erase voltage
00B5h bit 7 to 4 HEX value in volts
bit 3 to 0 BCD value in 100 mV
V
PP
supply maximum program/erase voltage
00C5h bit 7 to 4 HEX value in volts
bit 3 to 0 BCD value in 100 mV
Top/bottom boot block flag
0002h
02h = bottom boot device
0003h
03h = top boot device
Program suspend
0001h 00h = not supported
01h = supported
11.5 V
4Eh
9Ch
12.5 V
4Fh
9Eh
–
50h
A0h
Supported
58/69
NUMONYX [ NUMONYX B.V ]
