W78M32VP-XBX
FIGURE 5 – SINGLE WORD PROGRAM
Write Unlock Cycles:
Address 555h, Data AAh
Address 2AAh, Data 55h
Unlock Cycle 1
Unlock Cycle 2
Write Program Command:
Address 555h, Data A0h
Setup Command
Program Address (PA),
Program Data (PD)
Program Data to Address:
PA, PD
Perform Polling Algorithm
(see Write Operation Status
flowchart)
Yes
Polling Status
= Busy?
No
Yes
Polling Status
= Done?
Error condition
(Exceeded Timing Limits)
No
PASS. Device is in
read mode.
FAIL. Issue reset command
to return to read array mode.
Microsemi Corporation reserves the right to change products or specifications without notice.
August 2011 © 2011 Microsemi Corporation. All rights reserved.
Rev. 15
27
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