Z8F1602 ZILOG [Zilog, Inc.], Z8F1602 Datasheet - Page 157

• Manufacturer Part Number: Z8F1602
• Description: Z8 Encore Microcontrollers with Flash Memory and 10-Bit A/D Converter
• Manufacturer: ZILOG [Zilog, Inc.]

Operation
PS017610-0404
Figure 84. Flash Memory Arrangement
The Flash Controller programs and erases the Flash memory. The Flash Controller pro-
vides the proper Flash controls and timing for byte programming, Page Erase, and Mass
Erase of the Flash memory. The Flash Controller contains a protection mechanism, via the
Flash Control register (FCTL) to prevent accidental programming or erasure. The Flow
Chart in Figure 85 illustrates basic Flash Controller operation. The following subsections
provide details on the various operations (Lock, Unlock, Byte Programming, Page Erase,
and Mass Erase) listed in Figure 85.
512 Bytes per Page
128 Pages
Program Memory
64KB Flash
Z8F640x/Z8F480x/Z8F320x/Z8F240x/Z8F160x
Addresses
FFFFH
FE00H
FDFFH
FC00H
FBFFH
FA00H
05FFH
0400H
03FFH
0200H
01FFH
0000H
Z8 Encore!
Flash Memory
®
139