z8f0822 ZiLOG Semiconductor, z8f0822 Datasheet - Page 49

• Manufacturer Part Number: z8f0822
• Description: High Performance 8-bit Microcontrollers
• Manufacturer: ZiLOG Semiconductor

Flash Control
FCTL (FF8H - Write Only)
D7 D6 D5 D4 D3 D2 D1 D0
Flash Status
FSTAT (FF8H - Read Only)
D7 D6 D5 D4 D3 D2 D1 D0
Page Select
FPS (FF9H - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
PS022517-0508
Flash Command
command
reg select
Flash Controller Status
locked
received
received
unlocked
Protect register
progress
progress
progress
Reserved
Page Select [6:0]
page for
Information Area Enable
73H = First unlock command
8CH = Second unlock
95H = Page erase command
63H = Mass erase command
5EH = Flash Sector Protect
00_0000 = Flash controller
00_0001 = First unlock
00_0010 = Second unlock
00_0011 = Flash controller
00_0100 = Flash Sector
00_1xxx = Programming in
01_0xxx = Page erase in
10_0xxx = Mass erase in
Identifies the Flash memory
Page Erase operation.
selected
Z8 Encore! XP
Product Specification
Control Register Summary
®
F0822 Series
36