MC9S08DZ60 Datasheet, PDF (62/396 Pages) Freescale Semiconductor, Inc – Microcontrollers

Chapter 4 Memory
7
6
5
4
3
2
1
0
R
EPS¹
W
FPS¹
Reset
This register is loaded from nonvolatile location NVPROT during reset.
1 _{Background commands can be used to change the contents of these bits in FPROT.}
Figure 4-8. FLASH and EEPROM Protection Register (FPROT)
Table 4-12. FPROT Register Field Descriptions
Field
7:6
EPS
5:0
FPS
Description
EEPROM Protect Select Bits — This 2-bit field determines the protected EEPROM locations that cannot be
erased or programmed. See Table 4-13.
FLASH Protect Select Bits — This 6-bit field determines the protected FLASH locations that cannot be erased
or programmed. SeeTable 4-14.
EPS
0x3
0x2
0x1
0x0
FPS
0x3F
0x3E
0x3D
0x3C
0x3B
...
0x37
0x36
0x35
0x34
...
0x2C
0x2B
0x2A
Table 4-13. EEPROM Block Protection
Address Area Protected
N/A
0x17F0 - 0x17FF
0x17E0 - 0x17FF
0x17C0–0x17FF
Memory Size Protected (bytes)
0
32
64
128
Number of Sectors Protected
0
4
8
16
Table 4-14. FLASH Block Protection
Address Area Protected
N/A
0xFA00–0xFFFF
0xF400–0xFFFF
0xEE00–0xFFFF
0xE800–0xFFFF
...
0xD000–0xFFFF
0xCA00–0xFFFF
0xC400–0xFFFF
0xBE00–0xFFFF
...
0x8E00–0xFFFF
0x8800–0xFFFF
0x8200–0xFFFF
Memory Size Protected (bytes)
0
1.5K
3K
4.5K
6K
...
12K
13.5K
15K
16.5K
...
28.5K
30K
31.5K
Number of Sectors Protected
0
2
4
6
8
...
16
18
20
22
...
38
40
42
MC9S08DZ60 Series Data Sheet, Rev. 1 Draft E
62
PRELIMINARY
Freescale Semiconductor
Subject to Change