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Chapter 11 Memory Controller
7.Registers
• Reset vector address: 0x000ffffc; return 0x00030000 at RAM execution mode (jump to test pro-
gram) or return 0x0000bff8 in any other case (jump to Boot ROM)
• If FMCS_FIXE is switched off, the FLASH memory can be accessed on addresses 0x000ffff8 and
0x000ffffc. FIXE is set at reset.
7. Registers
● List of FLASH-IF Registers
Remarks:
• Read and write access to all registers is byte, halfword and word.
• FMCR and FMWT2 registers are not available on MB91V460
• The initial values of the waitcycle setting register FMWT differs between the flash-less evaluation device
MB91V460 and devices with embedded flash memory
Notes:
1)
Initial value on MB91V460
2)
Initial value on MB91F467DA
Table 7-1 FLASH-IF Registers Summary
Address Register Block
+0 +1 +2 +3
7000
H
FMCS [R/W]
01101000
FMCR [R/W]
----0000
FCHCR [R/W]
------00 1000011
FLASH_IF
7004
H
FMWT [R/W]
11111111 01111111
1
11111111 01011101
2
FMWT2[R/W]
-101----
FMPS [R/W]
-----000
7008
H
FMAC [R]
00000000 00000000 00000000 00000000
700C
H
FCHA0
-------- -0000000 00000000 00000000
7010
H
FCHA1
-------- -0000000 00000000 00000000