Peripheral Pin Multiplexing (PPM) Module
MPC561/MPC563 Reference Manual, Rev. 1.2
18-2
Freescale Semiconductor
— A_T2CLK to B_T2CLK
Figure 18-1. N-Signal I/O Compared with PPM I/O
18.2
Programming Model
The PPM occupies 100 bytes of address space, arranged as 50 16-bit entries. All registers must be read or
written through half-word (16-bit) accesses. Reserved register addresses return zeros when read and
cannot be written to.
shows the memory map for the PPM module.
Table 18-1. PPM Memory Map
Access
Register Name
Address
Usage
S
1
PPMMCR
0x30 5C00
Module Configuration Register
T
2
PPMTCR
0x30 5C02
Test Configuration Register
S/U
3
PPMPCR
0x30 5C04
PPM Control Register
S
1
TX_CONFIG_1
0x30 5C06
TX Output Configuration
S
1
TX_CONFIG_2
0x30 5C08
TX Output Configuration
—
Reserved
0x30 5C0A
—
0x30 5C0C
—
S
1
RX_CONFIG_1
0x30 5C0E
RX Input Configuration
S
1
RX_CONFIG_2
0x30 5C10
RX Input Configuration
—
Reserved
0x30 5C12
—
—
Reserved
0x30 5C14
—
S/U
3
RX_DATA
0x30 5C16
Receives data from RX_SHIFTER on SAMP[0:2] update rate
—
Reserved
0x30 5C18
—
MPC555
External
N data signals
External
6 signals (maximum 4 data signals)
TCLK
TSYNC
TX1
RX1
0
1
N=31
Parallel TX/RX Protocol
TX0
RX0
MPC561/
MPC563
PPM TX/RX Protocol
Device
Device
Summary of Contents for MPC561
Page 84: ...MPC561 MPC563 Reference Manual Rev 1 2 lxxxiv Freescale Semiconductor...
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...
Page 302: ...Reset MPC561 MPC563 Reference Manual Rev 1 2 7 14 Freescale Semiconductor...
Page 854: ...Time Processor Unit 3 MPC561 MPC563 Reference Manual Rev 1 2 19 24 Freescale Semiconductor...
Page 968: ...Development Support MPC561 MPC563 Reference Manual Rev 1 2 23 54 Freescale Semiconductor...
Page 1144: ...Internal Memory Map MPC561 MPC563 Reference Manual Rev 1 2 B 34 Freescale Semiconductor...
Page 1212: ...TPU3 ROM Functions MPC561 MPC563 Reference Manual Rev 1 2 D 60 Freescale Semiconductor...
Page 1216: ...Memory Access Timing MPC561 MPC563 Reference Manual Rev 1 2 E 4 Freescale Semiconductor...