SST38VF6401 Silicon Storage Technology, Inc., SST38VF6401 Datasheet - Page 50

• Manufacturer Part Number: SST38VF6401
• Description: 64 Mbit X16 Advanced Multi-purpose Flash Plus 64 Mbit X16 Advanced Multipurpose Flash Plus
• Manufacturer: Silicon Storage Technology, Inc.

Advance Information
©2007 Silicon Storage Technology, Inc.
FIGURE 34: Password Operations (Program, Read, Submit)
Note: The PWDX and PWAX data and address pairs can be submitted in any order.
Load data: XXA0H
Load data: PWD
Address: PWA
Address: XXH
PWD
PWA
X can be V
Program
X
X
= PWA
= PWD
Yes
Program / Read Password
IL
or V
X
0
0
X
, PWA
, PWD
Load data: XXAAH
Load data: XX55H
Load data: XX60H
Load data: XX00H
Load data: XX90H
IH,
Address: 2AAH
Address: 555H
Address: 555H
Address: XXH
Address: XXH
Program or
but no other value.
Wait T
1
1
More to
,PWA
Read?
, PWD
SST38VF6401 / SST38VF6402 / SST38VF6403 / SST38VF6404
No
2
IDA
, PWA
2
, PWD
3
3
Address: PWA
Status Data
Read data:
Read
64 Mbit (x16) Advanced Multi-Purpose Flash Plus
X
50
Submit Password
Load data: XXAAH
Load data: XX55H
Load data: XX60H
Load data: XX25H
Load data: XX03H
Load data: XX29H
Load data: XX90H
Load data: XX00H
Load data: PWD0
Load data: PWD1
Load data: PWD3
Load data: PWD2
Command Mode
Address: 2AAH
Address: PWA0
Address: PWA1
Address: PWA3
Address: 555H
Address: PWA2
Address: 555H
Exit Password
Address: XXH
Address: XXH
Address: 00H
Address: 00H
Address: 00H
Wait 2 µs
Wait T
1309 F32.0
IDA
S71309-02-000
12/07