module jyh_4490_3_encoder(codeout,indec,indec2,clk,seg);
	input[3:0] indec,indec2;
	input clk;
	output reg [1:0] seg=2'b01;
	output reg [6:0] codeout;
	
	reg n = 1;
	
always @ (posedge clk)
 	begin
	if(n==1)
	begin
		n<=2;
		if(seg==2'b01)
		begin
			case (indec)
				4'd0: codeout<=7'b1111110;
				4'd1: codeout<=7'b0110000;
				4'd2: codeout<=7'b1101101;
				4'd3: codeout<=7'b1111001;
				4'd4: codeout<=7'b0110011;
				4'd5: codeout<=7'b1011011;
				4'd6: codeout<=7'b1011111;
				4'd7: codeout<=7'b1110000;
				4'd8: codeout<=7'b1111111;
				4'd9: codeout<=7'b1111011;
				default:		codeout<=7'bx;
			endcase
		end
		if(seg==2'b10)
		begin
			case (indec2)
				4'd0: codeout<=7'b1111110;
				4'd1: codeout<=7'b0110000;
				4'd2: codeout<=7'b1101101;
				4'd3: codeout<=7'b1111001;
				4'd4: codeout<=7'b0110011;
				4'd5: codeout<=7'b1011011;
				4'd6: codeout<=7'b1011111;
				4'd7: codeout<=7'b1110000;
				4'd8: codeout<=7'b1111111;
				4'd9: codeout<=7'b1111011;
				default:		codeout<=7'bx;
			endcase
		end
	end
	if(n==2)
	begin
		n<=1;
		codeout<=7'b0;
		if(seg==2'b10)
			seg<=2'b01;
		else if(seg==2'b10)
			seg<=2'b01;
	end
end
endmodule