DM160232 Serial Memory Single-Wire Evaluation Kit User’s Guide
2018 Microchip Technology Inc.
DS20005939A-page 21
3.6.5
Zone X Lock State
Displays the lock state for the respective memory zones (Zone 0 through Zone 3). If the
zone is not locked, UNLOCKED is displayed. If the zone is locked, LOCKED is
displayed.
3.7
SET DEVICE PROTECTION
The Set Device Protection pane (
) allows the user to independently lock the
four memory zones and the Security register based on the user’s preference. The user
locks a zone or the Security register by pressing the button to the right of that memory
region. The button also indicates the current lock status of that zone or the Security
register and the button shading is based on the current lock status.
Once a button is
pressed, a warning message is displayed to make sure the user intends to lock that
zone or the Security register.
FIGURE 3-8:
SET DEVICE PROTECTION PANE
3.8
DEVICE SPECIFICATION
The Device Specification pane (
) displays key device parameters, which can
be found in the installed device’s data sheet. These parameters include “Voltage
Range”, “Frequency Range”, “Endurance Rating”, and “Data Retention”
.
FIGURE 3-9:
DEVICE SPECIFICATION PANE
Note:
Once the Security register or a memory zone is locked, it cannot be
unlocked and is permanently set to ROM (Read-Only-Memory).
