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M29W800DB45M6E 参数 Datasheet PDF下载

M29W800DB45M6E图片预览
型号: M29W800DB45M6E
PDF下载: 下载PDF文件 查看货源
内容描述: 8兆位( 1兆位×8或512千位×16 ,引导块) 3 V电源快闪记忆体 [8-Mbit (1 Mbit x 8 or 512 Kbits x 16, boot block) 3 V supply flash memory]
分类和应用:
文件页数/大小: 52 页 / 1105 K
品牌: NUMONYX [ NUMONYX B.V ]
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M29W800DT, M29W800DB
Figure 20. In-system equipment block protect flowchart
START
Set-up
Block protection
n=0
RP = VID
WRITE 60h
ADDRESS = BLOCK ADDRESS
A0 = VIL, A1 = VIH, A6 = VIL
Protect
WRITE 60h
ADDRESS = BLOCK ADDRESS
A0 = VIL, A1 = VIH, A6 = VIL
Wait 100µs
WRITE 40h
ADDRESS = BLOCK ADDRESS
A0 = VIL, A1 = VIH, A6 = VIL
Verify
Wait 4µs
READ DATA
ADDRESS = BLOCK ADDRESS
A0 = VIL, A1 = VIH, A6 = VIL
DATA
NO
=
01h
YES
RP = VIH
End
++n
= 25
YES
RP = VIH
NO
ISSUE READ/RESET
COMMAND
PASS
ISSUE READ/RESET
COMMAND
FAIL
AI03471
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