Z8F0830HH020SG Datasheet, PDF (131/257 Pages) Zilog, Inc. – High-Performance 8-Bit Microcontrollers

Z8 Encore!^® F0830 Series
Product Specification
113
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
PS025113-1212
Figure 19. Flash Controller Operation Flow Chart
Operation