Z8F082ASH020SC Datasheet, PDF (147/244 Pages) Zilog, Inc. – Z8 Encore XP-R F08xA Series with eXtended Peripherals

Z8 Encore! XP^® F08xA Series
Product Specification
129
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
PS024705-0405
Figure 20.Flash Controller Operation Flow Chart
PRELIMINARY
Flash Memory