Z8F4822AR020SG Datasheet, PDF (190/323 Pages) Zilog, Inc. – High Performance 8-Bit Microcontrollers

Z8 Encore! XP^® F64xx Series
Product Specification
170
64KB Flash
Program Memory
Addresses
FFFFH
FE00H
FDFFH
FC00H
FBFFH
FA00H
128 Pages
512 Bytes per Page
05FFH
0400H
03FFH
0200H
01FFH
0000H
Figure 35. Flash Memory Arrangement
Information Area
Table 92 describes the Z8 Encore! XP F64xx Series Information Area. This 512-byte
Information Area is accessed by setting bit 7 of the Page Select Register to 1. When access
is enabled, the Information Area is mapped into Flash memory and overlays the 512 bytes
at addresses FE00H to FFFFH. When the Information Area access is enabled, LDC instruc-
tions return data from the Information Area. CPU instruction fetches always comes from
Flash memory regardless of the Information Area access bit. Access to the Information
Area is read-only.
PS019924-0113
PRELIMINARY
Information Area