`timescale 1ns/1ps


module Core_LED (input clk,
		 input rst,
		 input reg [3:0] data_A,
		 input reg [3:0] data_B,
		 input mathSelect,
		 input displaySelect,
		 output reg [7:0] anode,
		 output reg [7:0] _7LED,
		 output reg [2:0] mathMode,
		 output reg [2:0] displayMode);
	wire validButtonMath;
	wire validButtonDisp;
	reg [7:0] data;
	reg [1:0] toggle_Math;    //no safe guards needed
	reg [1:0] toggle_Display; //know that this value must be always resetting at 3
	//Button for math
	deBounce math(.clk(clk),
			      .n_reset(rst),
			      .button_in(mathSelect),
			      .DB_out(validButtonMath));

	//Button for display
	deBounce display(.clk(clk),
			   .n_reset(rst),
			   .button_in(displaySelect),
			   .DB_out(validButtonDisp));

	//Always waiting for display to change
	always_ff@(posedge clk or negedge rst)
	begin
		if(rst)
		begin
			toggle_Math <=  0;
			toggle_Display <= 0;
		end
		else if(validButtonMath & mathSelect)
		begin
			toggle_Math <= toggle_Math+1;
		end
		else if(validButtonDisp & displaySelect)
		begin
			if(toggle_Display == 2'b10)
				toggle_Display <= 0;
			else
				toggle_Display <= toggle_Display+1;
		end

	end

	maths_LED mathFunc(.toggle_Math(toggle_Math),
	                   .data_A(data_A),
	                   .data_B(data_B),
	                   .dataOut(data),
	                   .statusLED(mathMode));
			   

	displayNUM myDisplay(.clk(clk),
			     .rst(rst),
			     .data(data),
			     .toggle_Display(toggle_Display),
			     .anode(anode),
			     ._7LED(_7LED),
			     .modeLED(displayMode));
	
endmodule