參數(shù)資料
型號: W78M64VP110SBC
廠商: MICROSEMI CORP-PMG MICROELECTRONICS
元件分類: 存儲器
英文描述: SPECIALTY MEMORY CIRCUIT, PBGA156
封裝: 13 X 22 MM, PLASTIC, BGA-156
文件頁數(shù): 26/48頁
文件大小: 1548K
代理商: W78M64VP110SBC
32
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
W78M64VP-XSBX
October 2008
Rev. 2
ADVANCED
White Electronic Designs Corp. reserves the right to change products or specications without notice.
Write Unlock Cycles:
Address 555h, Data AAh
Address 2AAh, Data 55h
Issue
Write Buffer Load Command:
Address SA, Data 25h
Load Word Count to Program
Program Data to Address:
SA, wc
Unlock Cycle 1
Unlock Cycle 2
wc = number of words – 1
Yes
No
wc = 0?
Write Buffer
Abort Desired?
Write Buffer
Abort?
Polling Status
= Done?
Error?
FAIL. Issue reset command
to return to read array mode.
Write to a Different
Sector Address to Cause
Write Buffer Abort
PASS. Device is in
read mode.
Confirm command:
SA = 0x29h
Perform Polling Algorithm
(see Write Operation Status
flowchart)
Write Next Word,
Decrement wc:
wc = wc – 1
RESET. Issue Write Buffer
Abort Reset Command
FIG: 5 SINGLE WORD PROGRAM
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