Z8F4822AR020SG Datasheet, PDF (202/323 Pages) Zilog, Inc. – High Performance 8-Bit Microcontrollers

Z8 Encore! XP^® F64xx Series
Product Specification
182
Bit
[1]
[0]
FWP
Description (Continued)
Reserved
This bit is reserved and must be programmed to 0.
Flash Write Protect (Flash version only)
0 = Programming, Page Erase, and Mass Erase through User Code is disabled. Mass
Erase is available through the On-Chip Debugger.
1 = Programming, and Page Erase are enabled for all of Flash program memory.
Flash Memory Address 0001H
Table 100. Options Bits at Flash Memory Address 0001H
Bit
7
6
5
4
3
2
1
0
Field
Reserved
RESET
U
R/W
R/W
Address
Program Memory 0001H
Note: U = Unchanged by Reset. R/W = Read/Write.
Bit
Description
[7:0]
Reserved
These option bits are reserved for future use and must always be 1. This setting is the default
for unprogrammed (erased) Flash.
PS019924-0113
PRELIMINARY
Option Bit Address Space