WME128K8-XXX
FIGURE 8 – SOFTWARE DATA PROTECTION ENABLE ALGORITHM(1)
LOAD DATA AA
TO
ADDRESS 5555
LOAD DATA 55
TO
ADDRESS 2AAA
LOAD DATA A0
TO
ADDRESS 5555
WRITES ENABLED(2)
LOAD DATA XX
TO
ANY ADDRESS(4)
LOAD LAST BYTE ENTER DATA
TO
LAST ADDRESS PROTECT STATE
NOTES:
1. Data Format: I/O7 - I/O0 (Hex);
Address Format: A16 - A0 (Hex).
2. Write Protect state will be activated at end of write even if no other data is loaded.
3. Write Protect state will be deactivated at end of write period even if no other data is loaded.
4. 1 to 128 bytes of data to be loaded.
Microsemi Corporation reserves the right to change products or specifications without notice.
July 2011 © 2011 Microsemi Corporation. All rights reserved.
8
Rev. 7
Microsemi Corporation • (602) 437-1520 • www.microsemi.com