z16f2811 ZiLOG Semiconductor, z16f2811 Datasheet - Page 273

• Manufacturer Part Number: z16f2811
• Description: High Performance Microcontrollers
• Manufacturer: ZiLOG Semiconductor

Table 135. Flash Command Register (FCMD)
Table 136. Flash Status Register (FSTAT)
Flash Control Register Definitions
PS022006-0207
RESET
RESET
FIELD
ADDR
FIELD
ADDR
BITS
BITS
R/W
R/W
Flash Command Register
Flash Status Register
UNLOCK
R
7
7
0
The Flash Command register (see
ming and erase operations. The Write-only Flash Command Register shares its address
with the Read-only Flash Status register.
FCMD—Flash Command
73H = First unlock command.
8CH = Second unlock command.
95H = Page erase command.
63H = Mass erase command.
* All other commands, or any command out of sequence locks the Flash Controller.
The Flash Status register (see
This register is read at any time. The Read-only Flash Status Register shares its address
with the Write-only Flash Command register.
UNLOCK—Unlocked
This status bit is set when the flash controller is unlocked.
Reserved
R
6
6
0
5
5
P R E L I M I N A R Y
Table
Table
4
4
136) indicates the current state of the Flash Controller.
FF_E060H
FF_E060H
FCMD
XXH
135) unlocks the Flash Controller for program-
W
3
3
FSTAT
00H
R
2
2
Product Specification
ZNEO
1
1
™
Flash Memory
Z16F Series
0
0
259