Subversion Repositories 8bit_vedic_multiplier

module ripple_adder_4bit(input [3:0] a,b, input cin, output [3:0] sum, output cout);
 
	wire carry1, carry2, carry3;
	full_adder FA0(a[0],b[0],cin,sum[0],carry1);
	full_adder FA1(a[1],b[1],carry1,sum[1],carry2);
	full_adder FA2(a[2],b[2],carry2,sum[2],carry3);
	full_adder FA3(a[3],b[3],carry3,sum[3],cout);
 
endmodule