Modular Input/Output Subsystem (MIOS14)
MPC561/MPC563 Reference Manual, Rev. 1.2
Freescale Semiconductor
17-9
17.3.1
MIOS14 Signals
The MIOS14 requires 34 signals: 10 MDASM signals, 8 dedicated MPWMSM signals, 12 dedicated
MPIOSM signals and 4 signals are shared between the MPWMSM and MPIOSM. The required signal
function on shared signals is chosen using the PDMCR2 register in the USIU. The usage of all MIOS14
signals is shown in the block diagram of
and in the configuration description of
17.3.2
MIOS14 Bus System
The internal bus system within the MIOS14 is called the modular I/O bus (MIOB). The MIOB makes
communications possible between any submodule and the IMB3 bus master through the MBISM.
The MIOB is divided into three dedicated buses:
GPIO
MPIO32
B12
MPIO32
B12
C_CNTX0
GPIO
MPIO32
B13
MPIO32
B13
PPM_TCL
K
GPIO
MPIO32
B14
MPIO32
B14
PPM_RX0
GPIO
MPIO32
B15
MPIO32
B15
PPM_TX0
Reserve
d
33-
255
MBISM
256
0x30
6800
Reserve
d
257
MCPSM
258
0x30
6810
Reserve
d
259-
383
MIRSM0
384-
391
0x30
6C00
MIRSM1
392-
399
0x30
6C40
Reserve
d
400-
511
Table 17-1. MIOS14 Configuration Description (continued)
Sub-
Module
Type
Bloc
k
No.
Connected to:
MIRS
M
No.
MIRSM
Bit
Position
Base
Address
Offset
Signal
Function
Input
Signal
Name
Output
Signal
Name
Alternate
Signal
Name
CBA
CBB
CBC
CBD
BSL0=
0
BSL1=
0
BSL0=
1
BSL1=
0
BSL0=0
BSL1=1
BSL0=
1
BSL1=
1
Summary of Contents for MPC561
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Page 144: ...Signal Descriptions MPC561 MPC563 Reference Manual Rev 1 2 2 46 Freescale Semiconductor...
Page 206: ...Central Processing Unit MPC561 MPC563 Reference Manual Rev 1 2 3 62 Freescale Semiconductor...
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Page 1144: ...Internal Memory Map MPC561 MPC563 Reference Manual Rev 1 2 B 34 Freescale Semiconductor...
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