z16f2811 ZiLOG Semiconductor, z16f2811 Datasheet - Page 275

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

Table 138. Flash Sector Protect Register (FSECT)
PS022006-0207
R/W1 = Register is accessible for Read operations. Register is written to 1 only (via user code).
RESET
Table 139. Flash Page Select Register (FPAGE)
FIELD
ADDR
RESET
BITS
R/W
FIELD
ADDR
BITS
R/W
Flash Sector Protect Register
Flash Page Select Register
SECT7
15
R/W1
7
0
The Flash Sector Protect register (see
being programmed or erased from user code. User code can only write bits in this register
to 1 (bits cannot be cleared to 0 by user code).
SECTn—Sector Protect
0 = Sector n is programmed or erased from user code.
1 = Sector n is protected and cannot be programmed or erased from user code.
* User code write bits from 0 to 1 only.
The Flash Page Select (FPAGE) register (see
Flash memory pages to be erased or programmed. Each Flash Page contains 2048 words
of Flash memory. During a Page Erase operation, all Flash memory locations within the
page will be erased to
Reserved
These bits are reserved and are 0.
14
SECT6
13
R/W1
Reserved
6
0
00H
12
R
11
SECT5
R/W1
FFFFH
5
0
10
P R E L I M I N A R Y
.
FF_E064-FF_E065H
SECT4
9
R/W1
4
0
FF_E062H
Table
8
138) protects Flash memory sectors from
7
SECT3
R/W1
Table
3
0
6
PAGE
139) selects one of the 64 available
R/W
00H
5
SECT2
R/W1
2
0
4
Product Specification
ZNEO
3
SECT1
R/W1
1
0
™
2
Reserved
Flash Memory
Z16F Series
0H
R
1
SECT0
R/W1
0
0
0
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