Gehstock.Mist_FPGA/Arcade_MiST/Ladybug Hardware/LadyBug_MiST/rtl/LadyBug.sv

//============================================================================
//  Arcade: Lady Bug
//
//  Port to MiSTer
//  Copyright (C) 2017 Sorgelig
//
//  This program 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 2 of the License, or (at your option)
//  any later version.
//
//  This program 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 this program; if not, write to the Free Software Foundation, Inc.,
//  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//============================================================================

module LadyBug
(
	output        LED,						
	output  [5:0] VGA_R,
	output  [5:0] VGA_G,
	output  [5:0] VGA_B,
	output        VGA_HS,
	output        VGA_VS,
	output        AUDIO_L,
	output        AUDIO_R,	
	input         SPI_SCK,
	output        SPI_DO,
	input         SPI_DI,
	input         SPI_SS2,
	input         SPI_SS3,
	input         CONF_DATA0,
	input         CLOCK_27
);

`include "rtl\build_id.v" 

localparam CONF_STR = {
	"Ladybug;;",
	"O2,Rotate Controls,Off,On;",
	"O34,Scanlines,Off,25%,50%,75%;",
	"O5,Blend,Off,On;",
	"T0,Reset;",
	"V,v1.10.",`BUILD_DATE
};

wire rotate = status[2];

assign LED = 1;
assign AUDIO_R = AUDIO_L;

wire clk_sys;
wire pll_locked;
pll pll(
	.inclk0(CLOCK_27),
	.areset(0),
	.c0(clk_sys),
	.locked(pll_locked)
	);

wire [31:0] status;
wire  [1:0] buttons;
wire  [1:0] switches;
wire  [7:0] joystick_0;
wire  [7:0] joystick_1;
wire        scandoublerD;
wire        ypbpr;
wire        no_csync;
wire        key_pressed;
wire  [7:0] key_code;
wire        key_strobe;

user_io #(
	.STRLEN(($size(CONF_STR)>>3)))
user_io(
	.clk_sys        (clk_sys        ),
	.conf_str       (CONF_STR       ),
	.SPI_CLK        (SPI_SCK        ),
	.SPI_SS_IO      (CONF_DATA0     ),
	.SPI_MISO       (SPI_DO         ),
	.SPI_MOSI       (SPI_DI         ),
	.buttons        (buttons        ),
	.switches       (switches       ),
	.scandoubler_disable (scandoublerD),
	.ypbpr          (ypbpr          ),
	.no_csync       (no_csync       ),
	.key_strobe     (key_strobe     ),
	.key_pressed    (key_pressed    ),
	.key_code       (key_code       ),
	.joystick_0     (joystick_0     ),
	.joystick_1     (joystick_1     ),
	.status         (status         )
);

wire  [8:0] audio;
wire        hb, vb;
wire        blankn = ~(hb | vb);
wire        ce_vid;
wire        hs, vs;
wire  [1:0] r,g,b;

ladybugt ladybug(
	.CLK_IN(clk_sys),
	.I_RESET(status[0] | buttons[1]),
	.O_PIXCE(ce_vid),
	.O_VIDEO_R(r),
	.O_VIDEO_G(g),
	.O_VIDEO_B(b),
	.O_VSYNC(vs),
	.O_HSYNC(hs),
	.O_VBLANK(vb),
	.O_HBLANK(hb),
	.O_AUDIO(audio),	
	.but_coin_s(~{m_coin2,m_coin1}),
	.but_fire_s(~{m_fire2A,m_fireA}),
	.but_bomb_s(~{m_fire2B,m_fireB}),
	.but_tilt_s(~{m_tilt,m_tilt}),
	.but_select_s(~{m_two_players, m_one_player}),
	.but_up_s(~{m_up2,m_up}),
	.but_down_s(~{m_down2,m_down}),
	.but_left_s(~{m_left2,m_left}),
	.but_right_s(~{m_right2,m_right})
	);

mist_video #(.COLOR_DEPTH(2),.SD_HCNT_WIDTH(10)) mist_video(
	.clk_sys(clk_sys),
	.SPI_SCK(SPI_SCK),
	.SPI_SS3(SPI_SS3),
	.SPI_DI(SPI_DI),
	.R(blankn ? r : 0),
	.G(blankn ? g : 0),
	.B(blankn ? b : 0),
	.HSync(hs),
	.VSync(vs),
	.VGA_R(VGA_R),
	.VGA_G(VGA_G),
	.VGA_B(VGA_B),
	.VGA_VS(VGA_VS),
	.VGA_HS(VGA_HS),
	.rotate({1'b0,rotate}),
	.ce_divider(1'b1),
	.blend(status[5]),
	.scandoubler_disable(scandoublerD),
	.scanlines(status[4:3]),
	.ypbpr(ypbpr),
	.no_csync(no_csync)
);

dac #(9) dac(
	.clk_i(clk_sys),
	.res_n_i(1),
	.dac_i(audio),
	.dac_o(AUDIO_L)
	);

wire m_up, m_down, m_left, m_right, m_fireA, m_fireB, m_fireC, m_fireD, m_fireE, m_fireF;
wire m_up2, m_down2, m_left2, m_right2, m_fire2A, m_fire2B, m_fire2C, m_fire2D, m_fire2E, m_fire2F;
wire m_tilt, m_coin1, m_coin2, m_coin3, m_coin4, m_one_player, m_two_players, m_three_players, m_four_players;
        
arcade_inputs inputs (
	.clk         ( clk_sys     ),
	.key_strobe  ( key_strobe  ),
	.key_pressed ( key_pressed ),
	.key_code    ( key_code    ),
	.joystick_0  ( joystick_0  ),
	.joystick_1  ( joystick_1  ),
	.rotate      ( rotate      ),
	.orientation ( 2'b01       ),
	.joyswap     ( 1'b0        ),
	.oneplayer   ( 1'b1        ),
	.controls    ( {m_tilt, m_coin4, m_coin3, m_coin2, m_coin1, m_four_players, m_three_players, m_two_players, m_one_player} ),
	.player1     ( {m_fireF, m_fireE, m_fireD, m_fireC, m_fireB, m_fireA, m_up, m_down, m_left, m_right} ),
	.player2     ( {m_fire2F, m_fire2E, m_fire2D, m_fire2C, m_fire2B, m_fire2A, m_up2, m_down2, m_left2, m_right2} )
);

endmodule