S912XET256J2MAL Datasheet, PDF (183/1324 Pages) Freescale Semiconductor, Inc – MC9S12XEP100 Reference Manual Covers MC9S12XE Family

The SPI0 pins can be re-routed.
Chapter 2 Port Integration Module (S12XEPIMV1)
2.4.3.8 Port M
This port is associated with the SCI3 CAN4-0 and SPI0.
Port M pins PM[7:6] can be used for either general purpose I/O, or with the CAN3 subsystem.
Port M pins PM[5:4] can be used for either general purpose I/O, or with the CAN2 subsystem.
Port M pins PM[3:2] can be used for either general purpose I/O, or with the CAN1 subsystem.
Port M pins PM[1:0] can be used for either general purpose I/O, or with the CAN0 subsystem.
Port M pins PM[5:2] can be used for either general purpose I/O, or with the SPI0 subsystem.
The CAN0, CAN4 and SPI0 pins can be re-routed.
2.4.3.9 Port P
This port is associated with the PWM, SPI1, SPI2 and TIM.
Port P pins PP[7:0] can be used for either general purpose I/O, or with the PWM or with the channels of
the standard Timer.subsystem.
Port P pins PP[7:4] can be used for either general purpose I/O, or with the SPI2 subsystem.
Port P pins PP[3:0] can be used for either general purpose I/O, or with the SPI1 subsystem.
2.4.3.10 Port H
This port is associated with the SPI1, SPI2, and SCI7-4.
Port H pins PH[7:4] can be used for either general purpose I/O, or with the SPI2 subsystem.
Port H pins PH[3:0] can be used for either general purpose I/O, or with the SPI1 subsystem.
Port H pins PH[7:6] can be used for either general purpose I/O, or with the SCI5 subsystem.
Port H pins PH[5:4] can be used for either general purpose I/O, or with the SCI4 subsystem.
Port H pins PH[3:2] can be used for either general purpose I/O, or with the SCI7 subsystem.
Port H pins PH[1:0] can be used for either general purpose I/O, or with the SCI6 subsystem.
2.4.3.11 Port J
This port is associated with the chip selects CS[3:0] as well as with CAN4, CAN0, IIC1, IIC0, and SCI2.
Port J pins PJ[7:6] can be used for either general purpose I/O, or with the CAN4, IIC0 or CAN0
subsystems.
Port J pins PJ[5:4] can be used for either general purpose I/O, or with the IIC1 subsystem or as chip select
outputs.
MC9S12XE-Family Reference Manual Rev. 1.25
Freescale Semiconductor
183