Datasheet

Chapter 3 Port Integration Module (PIM9E128V1)
MC9S12E128 Data Sheet, Rev. 1.07
Freescale Semiconductor 125
Port S PS7
SS Serial peripheral interface slave select
input/output in master mode, input in slave mode
GPIO
GPIO General-purpose I/O
PS6 SCK Serial peripheral interface serial clock pin
GPIO General-purpose I/O
PS5 MOSI Serial peripheral interface master out/slave in pin
GPIO General-purpose I/O
PS4 MISO Serial peripheral interface master in/slave out pin
GPIO General-purpose I/O
PS3 TXD0 Serial communication interface 1 transmit pin
GPIO General-purpose I/O
PS2 RXD0 Serial communication interface 1 receive pin
GPIO General-purpose I/O
PS1 TXD0 Serial communication interface 0 transmit pin
GPIO General-purpose I/O
PS0 RXD0 Serial communication interface 0 receive pin
GPIO General-purpose I/O
Port T PT7 IOC7 Timer 1 channel 7 GPIO
GPIO General-purpose I/O
PT6 IOC6 Timer 1 channel 6
GPIO General-purpose I/O
PT5 IOC5 Timer 1 channel 5
GPIO General-purpose I/O
PT4 IOC4 Timer 1 channel 4
GPIO General-purpose I/O
PT3 IOC3 Timer 0 channel 7
GPIO General-purpose I/O
PT2 IOC2 Timer 0 channel 6
GPIO General-purpose I/O
PT1 IOC1 Timer 0 channel 5
GPIO General-purpose I/O
PT0 IOC0 Timer 0 channel 4
GPIO General-purpose I/O
Table 3-1. Detailed Signal Descriptions (Sheet 5 of 6)
Port
Pin
Name
Pin Function Description
Pin Function
after Reset