EV20F92A Serial Memory SPI Evaluation Kit
User’s Guide
DS20006685A-page 32
2022 Microchip Technology Inc. and its subsidiaries
FIGURE 3-20:
FIGURE 3-18: READ SECURITY REGISTER
3.13.3
Write
The Write feature allows the user to write data to the lockable ID page. The default
Address is byte0 of the lockable ID page, but can be changed by the user.
FIGURE 3-21:
WRITE SECURITY REGISTER
3.13.4
Lock
The Lock feature allows the user to lock the upper page of the Security register. This is
accomplished by pressing the
Lock
button. A pop up will appear making the user con-
firm that this operation should be performed.
Note:
This is a permanent operation and once completed, it cannot be undone.
