Pm29F002
PMC
DEVICE OPERATIONS FLOWCHARTS (CONTINUED)
BOOT BLOCK LOCKOUT ENABLE (1,2)
Load Data AAh
to
Address 555h
Load Data 55h
to
Address 2AAh
Notes:
Load Data 80h
1. Please call manufacturer for the command code to
disable the boot block lockout.
2. After excuting the boot block lockout command, the
Product ID Exit command must be issued to return
to standard read mode.
to
Address 555h
Load Data AAh
to
Address 555h
Load Data 55h
to
Address 2AAh
Load Data 40h
to
Address 555h
Pause 500 ms
Boot Block
Lockout Enabled
Chart 4. Boot Block Lockout Enable Flowchart
Issue Date: March, 2001 Rev: 1.0
Programmable Microelectronics Corp.
12
PMC [ PMC-SIERRA, INC ]
