MPC5604B/C Microcontroller Reference Manual, Rev. 8
84 Freescale Semiconductor
5.3.4.2 System Memory Configuration Register (SSCM_MEMCONFIG)
The System Memory Configuration register is a read-only register that reflects the memory configuration
of the system.
1
All 32-bit accesses must be aligned to 32-bit addresses (i.e., 0x0, 0x4, 0x8 or 0xC).
Table 5-12. SSCM_STATUS field descriptions
Field Description
NXEN Nexus enabled
PUB Public Serial Access Status. This bit indicates whether serial boot mode with public password is
allowed.
1 Serial boot mode with public password is allowed
0 Serial boot mode with private flash memory password is allowed
SEC Security Status. This bit reflects the current security state of the flash memory.
1 The flash memory is secured.
0 The flash memory is not secured.
BMODE Device Boot Mode
000 Reserved
001 FlexCAN_0 Serial Boot Loader
010 LINFlex_0 Serial Boot Loader
011 Single Chip
100 Reserved
101 Reserved
110 Reserved
111 Reserved
This field is only updated during reset.
Offset: 0x02 Access: Read
0123456789101112131415
R 0 0 0 0 0 PRSZ PVLB DTSZ DVLD
W
Resetxxxxxxxxxx1xxxx1
Figure 5-14. System Memory Configuration Register (SSCM_MEMCONFIG)
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