a290011tx-90f AMIC Technology Corporation, a290011tx-90f Datasheet - Page 7

• Manufacturer Part Number: a290011tx-90f
• Description: 128k X 8 Bit Cmos 5.0 Volt-only, Boot Sector Flash Memory
• Manufacturer: AMIC Technology Corporation

Autoselect Mode
The autoselect mode provides manufacturer and device
identification, and sector protection verification, through
identifier codes output on I/O
primarily
automatically match a device to be programmed with its
corresponding programming algorithm. However, the
autoselect codes can also be accessed in-system
through the command register.
When using programming equipment, the autoselect
mode requires V
Address pins A6, A1, and AO must be as shown in
Autoselect Codes (High Voltage Method) table. In
addition, when verifying sector protection, the sector
Note: CE
(December, 2004, Version 1.3)
Manufacturer ID: AMIC
Sector Protection
Verification
Continuation ID
Device ID: A29001/
Sector
Sector
SA0
SA1
SA2
SA3
SA4
SA5
SA6
SA0
SA1
SA2
SA3
SA4
SA5
SA6
Description
=V
intended
A290011
IL
,
A16
A16
OE
ID
0
0
1
1
1
1
1
0
0
0
0
0
1
1
(11.5V to 12.5 V) on address pinA9.
Table 3. A29001/A290011 Bottom Boot Block Sector Address Table
=V
Table 4. A29001/A290011 Autoselect Codes (High Voltage Method)
for
IL
Table 2. A29001/A290011 Top Boot Block Sector Address Table
and
programming
A16 - A12 A11 - A10
A15
A15
Address
0
1
0
1
1
1
1
0
0
0
0
1
0
1
Sector
WE
X
X
7
X
=V
- I/O
IH
when Autoselect Mode
A14
A14
0
. This mode is
X
X
X
0
1
1
1
0
0
0
1
X
X
X
equipment
X
X
X
X
A13
A13
V
V
V
V
A9
X
X
X
X
X
X
X
X
0
0
1
0
1
1
ID
ID
ID
ID
to
A8 - A7
X
X
X
X
6
address must appear on the appropriate highest order
address bits. Refer to the corresponding Sector Address
Tables. The Command Definitions table shows the
remaining address bits that are don't care. When all
necessary bits have been set as required, the
programming
corresponding identifier code on I/O
autoselect codes in-system, the host system can issue
the autoselect command via the command register, as
shown in the Command Definitions table. This method
does not require V
details on using the autoselect mode.
A12
A12
X
X
X
X
X
X
X
X
X
X
0
1
0
1
A6
V
V
V
V
IL
IL
IL
IL
A5 - A2
Sector Size
Sector Size
X
X
X
X
(Kbytes)
(Kbytes)
equipment
32
32
32
16
16
32
32
32
4
4
8
8
4
4
ID
V
. See "Command Definitions" for
V
V
V
A1
IH
A29001/A290011 Series
IH
IL
IL
AMIC Technology, Corp.
V
V
A0
V
V
IL
IH
IL
IH
may
Top Boot Block: A1h
Bottom Boot Block: 4Ch
7
1C000h - 1CFFFh
1D000h - 1DFFFh
18000h - 1BFFFh
1E000h - 1FFFFh
00000h - 07FFFh
08000h - 0FFFFh
10000h - 17FFFh
00000h - 01FFFh
02000h - 02FFFh
03000h - 03FFFh
04000h - 07FFFh
08000h - 0FFFFh
10000h - 17FFFh
18000h - 1FFFFh
Address Range
Address Range
- I/O
then
Identifier Code on
00h (unprotected)
01h (protected)
0
.To access the
I/O
37h
7
read
- I/O
7Fh
0
the