MC9S12GRMV1 Datasheet, PDF (883/1292 Pages) Freescale Semiconductor, Inc – MC9S12G Family Reference Manual and Data Sheet

48 KByte Flash Module (S12FTMRG48K1V1)
Table 26-4. Flash Configuration Field
Global Address
Size
(Bytes)
Description
0x3_FF00-0x3_FF07
0x3_FF08-0x3_FF0B¹
0x3_FF0C¹
0x3_FF0D¹
Backdoor Comparison Key
8
Refer to Section 26.4.6.11, “Verify Backdoor Access Key Command,” and
Section 26.5.1, “Unsecuring the MCU using Backdoor Key Access”
4
Reserved
1
P-Flash Protection byte.
Refer to Section 26.3.2.9, “P-Flash Protection Register (FPROT)”
1
EEPROM Protection byte.
Refer to Section 26.3.2.10, “EEPROM Protection Register (EEPROT)”
0x3_FF0E¹
1
Flash Nonvolatile byte
Refer to Section 26.3.2.16, “Flash Option Register (FOPT)”
0x3_FF0F¹
1
Flash Security byte
Refer to Section 26.3.2.2, “Flash Security Register (FSEC)”
1 _{0x3FF08-0x3_FF0F form a Flash phrase and must be programmed in a single command write sequence. Each byte in}
the 0x3_FF08 - 0x3_FF0B reserved field should be programmed to 0xFF.
MC9S12G Family Reference Manual, Rev.1.23
Freescale Semiconductor
885