set_empty_io

Specifies a location in which no I/O pin should be placed. The location can be specified by side and offset or by name.

set_empty_io { package_pin | pad_location};

Arguments

package_pin

The symbolic name for the pin.

pad_location

Specifies the location of the pad in the layout.

ProASIC PLUS and ProASIC

The following example forces pin B5 and the pin associated with the fourth tile on the North side to be empty:

set_empty_io B5, (N,4);