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| EN29GL064ATB Datasheet, PDF (26/58 Pages) Eon Silicon Solution Inc. – 64 Megabit (8192K x 8-bit / 4096K x 16-bit) Flash Memory Page mode Flash Memory, CMOS 3.0 Volt-only | |||
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EN29GL064AT/B
Figure 8b. Advanced Sector Protection/Unprotection for Bottom Boot Sector
Lock Register
The Lock Register consists of 4 bits. The Secured Silicon Sector Protection Bit is DQ0, Persistent
Protection Mode Lock Bit is DQ1, Persistent Sector Protection OTP bit is DQ3 and DYB Lock Boot Bit is
DQ4. If DQ0 is â0â, it means that the Customer Secured Silicon area is locked and if DQ0 is â1â, it means
that it is unlocked. When DQ1 is set to â0â, the device is used in the Persistent Protection Mode. DQ3 is
programmed in the EON factory. When the device is programmed to disable all PPB erase command,
This Data Sheet may be revised by subsequent versions
26
or modifications due to changes in technical specifications.
©2004 Eon Silicon Solution, Inc.,
Rev. C, Issue Date: 2011/12/01
www.eonssi.com
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