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S912XEG384J3VA Datasheet, PDF (1021/1324 Pages) Freescale Semiconductor, Inc – MC9S12XEP100 Reference Manual Covers MC9S12XE Family
Chapter 27 512 KByte Flash Module (S12XFTM512K3V1)
Table 27-3. Flash Configuration Field(1)
Global Address
Size
(Bytes)
Description
0x7F_FF0F2
1
Flash Security byte
Refer to Section 27.3.2.2, “Flash Security Register (FSEC)”
1. Older versions may have swapped protection byte addresses
2. 0x7FF08 - 0x7F_FF0F form a Flash phrase and must be programmed in a single command write sequence. Each byte in
the 0x7F_FF08 - 0x7F_FF0B reserved field should be programmed to 0xFF.
Freescale Semiconductor
MC9S12XE-Family Reference Manual Rev. 1.25
1021