関連ワード:  4-bit full adder verilog code    4 bit full adder verilog code structural    4 bit full adder verilog code with testbench    4 bit full adder verilog code gate level modeling    4 bit full adder verilog code dataflow    4 bit binary adder verilog code    4 bit full adder subtractor verilog code    4 bit adder using full adder verilog code    4 bit binary adder subtractor verilog code    4 bit multiplier using full adder verilog code