Information

Table 47-1. Modes of operation
Modes of operation Description
Run The GPIO module operates normally.
Wait The GPIO module operates normally.
Stop The GPIO module is disabled.
Debug The GPIO module operates normally.
47.1.3 GPIO signal descriptions
Table 47-2. GPIO signal descriptions
Signal Description I/O
PORTA31–PORTA0 General-purpose input/output I/O
PORTB31–PORTB0 General-purpose input/output I/O
PORTC31–PORTC0 General-purpose input/output I/O
PORTD31–PORTD0 General-purpose input/output I/O
PORTE31–PORTE0 General-purpose input/output I/O
NOTE
Not all pins within each port are implemented on each device.
See the chapter on signal multiplexing for the number of GPIO
ports available in the device.
Introduction
K20 Sub-Family Reference Manual, Rev. 2, Feb 2012
1176 Freescale Semiconductor, Inc.