參數(shù)資料
型號(hào): P4C1256L-45L32M
廠商: PYRAMID SEMICONDUCTOR CORP
元件分類: SRAM
英文描述: 32K X 8 STANDARD SRAM, 45 ns, QCC32
封裝: 0.450 X 0.550 INCH, LCC-32
文件頁(yè)數(shù): 6/16頁(yè)
文件大小: 1155K
代理商: P4C1256L-45L32M
W39L040
- 14 -
6.10 Boot Block Lockout Enable Flow Chart
Boot Block Lockout
Feature Set Flow
Load data AA
to
address 5555
Load data 55
to
address 2AAA
Load data 80
to
address 5555
Load data AA
to
address 5555
Load data 55
to
address 2AAA
Load data 40/70
to
address 5555
Pause 2 mS
Exit
40 to lock 64K Boot Block
70 to lcok 16K Boot Block
Load data XX
to
address 7FFFF/0
7FFFF(XX) to lock Top Boot Block
000000(XX) to lock Bottom Boot Block
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PDF描述
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