Select this option to enable GPIO port A.
Select GPIO pins from port A for which you want to set the CPU core and the pin type.
Select the CPU core for the selected GPIO pin.
Auto detect M3 usage, otherwise set to C28x — This default option detects, if you have used the selected GPIO pin for the M3 block in your model.
M3 — Select this option to assign the GPIO pin to the M3 CPU.
C28x — Select this option to assign the GPIO pin to the C28x CPU.
Select the pull–up and the open–drain options for the selected GPIO pin.
The above parameter descriptions are also applicable for all the GPIO ports.