Preliminary EN29GL064
Figure 8c. Advanced Sector Protection/Unprotection for Top 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 ‘0’, it means that the Customer Secured Silicon area is locked and if DQ0 is ‘1’, it means
that it is unlocked. When DQ1 is set to ‘0’, the device is used in the Persistent Protection Mode. DQ3 is
This Data Sheet may be revised by subsequent versions
or modifications due to changes in technical specifications.
©2004 Eon Silicon Solution, Inc., www.eonssi.com
33
Rev. A, Issue Date: 2009/3/20
EON [ EON SILICON SOLUTION INC. ]
