`timescale 1ns / 1ps
//////////////////////////////////////////////////////////////////////////////////
//
// Engineer:  Montek Singh
// Create Date:    10/1/2014 
//
//////////////////////////////////////////////////////////////////////////////////

module vgadisplaydriver(
    input clk,
    // output [2:0] red,             // Nexys 3
    // output [2:0] green,           // Nexys 3
    // output [2:1] blue,            // Nexys 3
    // output [3:0] red,             // Nexys 4
    // output [3:0] green,           // Nexys 4
    // output [3:0] blue,            // Nexys 4
    output hsync,
    output vsync
    );

   wire [10:0] x;
   wire [10:0] y;

   vgatimer myvgatimer(clk, hsync, vsync, activevideo, x, y);
   
   // For Nexys 3, use the following for 8-bit color
   assign red[2:0]   = (activevideo == 1) ? x[2:0] : 3'b0;
   assign green[2:0] = (activevideo == 1) ? {x[2:1],y[0]} : 3'b0;
   assign blue[2:1]  = (activevideo == 1) ? y[1:0] : 2'b0;
   
   // For Nexys 4, use the following for 12-bit color
   assign red[3:0]   = (activevideo == 1) ? x[3:0] : 4'b0;
   assign green[3:0] = (activevideo == 1) ? {x[2:1],y[1:0]} : 4'b0;
   assign blue[3:0]  = (activevideo == 1) ? y[3:0] : 4'b0;

endmodule