Device Overview MC9S12P-Family
1.7.3.20 PM1 / TXCAN — Port M I/O Pin 1
PM1 is a general-purpose input or output pin. It can be configured as the transmit pin TXCAN of the
scalable controller area network controller (CAN).
1.7.3.21 PM0 / RXCAN — Port M I/O Pin 0
PM0 is a general-purpose input or output pin. It can be configured as the receive pin RXCAN of the
scalable controller area network controller (CAN).
1.7.3.22 PP[5:0] / KWP[5:0] / PWM[5:0] — Port P I/O Pins 5-0
PP[5:0] are a general-purpose input or output pins. They can be configured as keypad wakeup inputs. They
can be configured as pulse width modulator (PWM) channel 5-0 output
1.7.3.23 PP7 / KWP7 — Port P I/O Pin 7
PP7 is a general-purpose input or output pin. It can be configured as a keypad wakeup input.
1.7.3.24 PS3 — Port S I/O Pin 3
PS3 is a general-purpose input or output pin.
1.7.3.25 PS2 — Port S I/O Pin 2
PS2 is a general-purpose input or output pin.
1.7.3.26 PS1 / TXD — Port S I/O Pin 1
PS1 is a general-purpose input or output pin. It can be configured as the transmit pin TXD of serial
communication interface (SCI).
1.7.3.27 PS0 / RXD — Port S I/O Pin 0
PS0 is a general-purpose input or output pin. It can be configured as the receive pin RXD of serial
communication interface (SCI).
1.7.3.28 PT[7:6] / IOC[7:6] — Port T I/O Pins 7-6
PT[7:6] are general-purpose input or output pins. They can be configured as timer (TIM) channel 7-6.
1.7.3.29 PT5 / IOC5 / PWM5 / API_EXTCLK — Port T I/O Pin 5
PT5 is a general-purpose input or output pin. It can be configured as timer (TIM) channel 5, pulse width
modulator (PWM) output 5 or as the output of the API_EXTCLK.
S12P-Family Reference Manual, Rev. 1.13
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