Z8F0113HJ005EG Datasheet, PDF (151/245 Pages) Zilog, Inc. – High-Performance 8-Bit Microcontrollers

Z8 Encore! XP^® F0823 Series
Product Specification
136
Reset
Lock State 0
Write Page
Select Register
Write FCTL
No
73H
Yes
Lock State 1
Write FCTL
No
8CH
Yes
Write Page
Select Register
Writes to Page Select
Register in Lock State 1
result in a return to
Lock State 0
No _{Page Select}
values match?
Yes
Yes
Page in
Protected Sector?
No
Page
Unlocked
Program/Erase
Enabled
Byte Program
Write FCTL
Yes
95H
Page Erase
No
PS024315-1011
Figure 21. Flash Controller Operation Flowchart
PRELIMINARY
Operation