# VERILOG2105: Instance ports with no default value should not be left unconnected ## Summary ```{raw} html

Count: 1

ReliabilitySecurityMaintainabilityCode attributeEffort to fixTags
HIGH--Intentionality | Logical5minsynthesis, vscode, linter, simulation
``` ## Description ```{raw} html

Instance ports with no default value should not be left unconnected.

Noncompliant code example

module fly(input int i);
endmodule

module top;
  fly fly1();
endmodule

Compliant solution

module fly(input int i = 1);
endmodule

module top;
  fly fly1();
endmodule
``` ## Parameters No parameters. ```{raw} html ```