mc9s12q128 Freescale Semiconductor, Inc, mc9s12q128 Datasheet - Page 473

• Manufacturer Part Number: mc9s12q128
• Description: Hcs12 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Figure 17-9
Flash array after reset, it is allowed to change in normal modes. This protection scheme can be used by
applications requiring re-programming in single chip mode while providing as much protection as possible
if no re-programming is required.
Freescale Semiconductor
1. For range sizes refer to
FPOPEN
1
1
1
1
0
0
0
0
illustrates all possible protection scenarios. Although the protection scheme is loaded from the
FPHDIS
1
1
0
0
1
0
1
0
FPHS[1]
Table 17-10
Table 17-10. Flash Protection Higher Address Range
Table 17-11. Flash Protection Lower Address Range
x
x
x
x
x
x
x
x
FPHS[1:0]
FPLS[1:0]
Table 17-9. Flash Protection Function
FPHS[0]
and or
00
01
10
11
00
01
10
11
x
x
x
x
x
x
x
x
Table
0xF800–0xFFFF
0xF000–0xFFFF
0xE000–0xFFFF
0xC000–0xFFFF
0x4000–0x41FF
0x4000–0x43FF
0x4000–0x47FF
0x4000–0x4FFF
Address Range
Address Range
FPLDIS
17-11.
MC9S12Q128
1
0
1
0
1
1
0
0
Rev 1.09
FPLS[1]
x
x
x
x
x
x
x
x
Range Size
Range Size
16 Kbytes
512 bytes
2 Kbytes
4 Kbytes
2 Kbytes
4 Kbytes
8 Kbytes
FPLS[0]
1 Kbyte
Chapter 17 32 Kbyte Flash Module (S12FTS32KV1)
x
x
x
x
x
x
x
x
No protection
Protect low range
Protect high range
Protect high and low ranges
Full Flash array protected
Unprotected high range
Unprotected low range
Unprotected high and low ranges
Function
(1)
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