am41pds3228d Meet Spansion Inc., am41pds3228d Datasheet - Page 18

• Manufacturer Part Number: am41pds3228d
• Description: 32 Mbit 2 M ? 16-bit Cmos 1.8 Volt-only, Simultaneous Operation Page Mode Flash Memory And 8 Mbit 1 M ? 8-bit/512 K ? 16-bit Static Ram Preliminary
• Manufacturer: Meet Spansion Inc.

Autoselect Mode
The autoselect mode provides manufacturer and de-
vice identification, and sector protection verification,
through identifier codes output on DQ15–DQ0. This
mode is primarily intended for programming equip-
m e n t t o a u t o m a t i c a l l y m a t c h a d e v i c e t o b e
programmed with its corresponding programming
algorithm.
The autoselect codes can also be accessed in-system
through the command register. The host system can
issue the autoselect command via the command regis-
ter, as shown in Table 10. This method does not
require V
quence section for more information.
Sector/Sector Block Protection and
Unprotection
(Note: For the following discussion, the term “sector”
applies to both sectors and sector blocks. A sector
block consists of two or more adjacent sectors that are
protected or unprotected at the same time (see Tables
8 and 9).
May 13, 2002
Bank
ID
. Refer to the Autoselect Command Se-
Sector
SA63
SA64
SA65
SA66
SA67
SA68
SA69
SA70
Table 6. Am29PDS322DB Bottom Boot Sector Addresses (Continued)
Table 7. Am29PDS322DB Bottom Boot SecSi Sector Address
Sector Address
000000xxx
A20–A12
Sector Address
111000xxx
111001xxx
111010xxx
111011xxx
111100xxx
111101xxx
111110xxx
111111xxx
A20–A12
P R E L I M I N A R Y
Am41PDS3228D
Sector Size
(Kwords)
Table 8. Top Boot Sector/Sector Block Addresses
SGA10
SGA11
SGA12
SGA13
SGA14
SGA15
SGA16
SGA17
SGA18
SGA19
SGA20
SGA21
SGA22
SGA23
SGA24
Sector
Group
32
32
32
32
32
32
32
32
SGA0
SGA1
SGA2
SGA3
SGA4
SGA5
SGA6
SGA7
SGA8
SGA9
Sector Size
32
SA12–SA15
SA16–SA19
SA20–SA23
SA24–SA27
SA28–SA31
SA32–SA35
SA36–SA39
SA40–SA43
SA44–SA47
SA48–SA51
SA52–SA55
SA56–SA59
SA60–SA62
for Protection/Unprotection
SA8–SA11
SA1–SA3
SA4–SA7
Sectors
SA63
SA64
SA65
SA66
SA67
SA68
SA69
SA70
SA0
00001XXXX
0001XXXXX
0010XXXXX
0011XXXXX
0100XXXXX
0101XXXXX
0110XXXXX
0111XXXXX
1000XXXXX
1001XXXXX
1010XXXXX
1011XXXXX
1100XXXXX
1101XXXXX
1110XXXXX
1C8000h–1CFFFFh
1D8000h–1DFFFFh
000000XXX
1C0000h–1C7FFFh
1D0000h–1D7FFFh
1E8000h–1EFFFFh
111100XXX
1E0000h–1E7FFFh
1F0000h–1F7FFFh
1F8000h–1FFFFFh
111111000
111111001
111111010
111111011
111111100
111111101
111111110
111111111
A20–A12
Address Range
Address Range
00000h-07FFFh
(x16)
(x16)
Sector Block Size
192 (3x64) Kbytes
256 (4x64) Kbytes
256 (4x64) Kbytes
256 (4x64) Kbytes
256 (4x64) Kbytes
256 (4x64) Kbytes
256 (4x64) Kbytes
256 (4x64) Kbytes
256 (4x64) Kbytes
256 (4x64) Kbytes
256 (4x64) Kbytes
256 (4x64) Kbytes
256 (4x64) Kbytes
256 (4x64) Kbytes
256 (4x64) Kbytes
192 (3x64) Kbytes
64 (1x64) Kbytes
8 Kbytes
8 Kbytes
8 Kbytes
8 Kbytes
8 Kbytes
8 Kbytes
8 Kbytes
8 Kbytes
Sector/
17