Subversion Repositories pentevo

// ZX-Evo SDLoad Configuration (c) NedoPC 2023

//

// top module for video output.

/*

    This file is part of ZX-Evo Base Configuration firmware.

    ZX-Evo Base Configuration firmware is free software:

    you can redistribute it and/or modify it under the terms of

    the GNU General Public License as published by

    the Free Software Foundation, either version 3 of the License, or

    (at your option) any later version.

    ZX-Evo Base Configuration firmware is distributed in the hope that

    it will be useful, but WITHOUT ANY WARRANTY; without even

    the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

    See the GNU General Public License for more details.

    You should have received a copy of the GNU General Public License

    along with ZX-Evo Base Configuration firmware.

    If not, see <http://www.gnu.org/licenses/>.

*/

module video_top

(

        input  wire fclk,

        input  wire rst_n,

        // config inputs

        input  wire vga_on,

        // data write iface

        /* TODO */

        // video output

        output wire vsync,

        output wire hsync,

        output wire csync,

        output wire [1:0] red,

        output wire [1:0] grn,

        output wire [1:0] blu

);

        wire pix_stb;

        wire i_hsync, i_vsync,

             i_hpix,  i_vpix;

        wire v_init, h_init,

             h_step, h_char;

        video_sync video_sync

        (

                .clk  (fclk ),

                .rst_n(rst_n),

                .vga_on        ( vga_on),

                .hsync_polarity(~vga_on),

                .vsync_polarity(~vga_on),

                .pix_stb(pix_stb),

                .i_hsync(i_hsync),

                .i_vsync(i_vsync),

                .i_hpix (i_hpix ),

                .i_vpix (i_vpix ),

                .v_init(v_init),

                .h_init(h_init),

                .h_step(h_step),

                .h_char(h_char)

        );

endmodule