Memory Mapping Control (S12XMMCV4)
MC9S12XHY-Family Reference Manual, Rev. 1.01
Freescale Semiconductor
161
3.3
Memory Map and Registers
3.3.1
Module Memory Map
A summary of the registers associated with the MMC block is shown in
Figure 3-2
. Detailed descriptions
of the registers and bits are given in the subsections that follow.
3.3.2
Register Descriptions
Address
Register
Name
Bit 7
6
5
4
3
2
1
Bit 0
0x000A
Reserved
R
0
0
0
0
0
0
0
0
W
0x000B
MODE
R
MODC
0
0
0
0
0
0
0
W
0x0010
GPAGE
R
0
GP6
GP5
GP4
GP3
GP2
GP1
GP0
W
0x0011
DIRECT
R
DP15
DP14
DP13
DP12
DP11
DP10
DP9
DP8
W
0x0012
Reserved
R
0
0
0
0
0
0
0
0
W
0x0013
MMCCTL1
R
MGRAMON
0
DFIFRON
PGMIFRON
0
0
0
0
W
0x0014
Reserved
R
0
0
0
0
0
0
0
0
W
0x0015
PPAGE
R
PIX7
PIX6
PIX5
PIX4
PIX3
PIX2
PIX1
PIX0
W
0x0016
RPAGE
R
RP7
RP6
RP5
RP4
RP3
RP2
RP1
RP0
W
0x0017
EPAGE
R
EP7
EP6
EP5
EP4
EP3
EP2
EP1
EP0
W
= Unimplemented or Reserved
Figure 3-2. MMC Register Summary
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