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kevinking0814

Dec 7th, 2023

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SystemVerilog 2.94 KB | None | 0 0

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module ball_tb;
reg clk;
reg rst;
reg [10:0] curr_x;
reg [9:0] curr_y;
reg [10:0] x_paddle1, x_paddle2, vcount, curr_y;
reg [9:0] y_paddle1, y_paddle2, hcount, curr_x;
// Outputs
wire [1:0] x_velocity, y_velocity;
wire [3:0] p1_score, p2_score;
wire [10:0] x_ball;
wire [9:0] y_ball;
wire touch1, touch2;
localparam L_position = 11'd350;
localparam R_position = 11'd850;
localparam paddlewidth = 11'd50;
localparam paddleheight1 = 10'd590;
localparam paddleheight2 = 10'd590;
localparam V_active = 10'd799;
localparam y_initial = V_active/2;
localparam x_initial1 = L_position;
localparam x_initial2 = R_position;
localparam H_active = 11'd1279;
// Instantiate the ball module
ball uut (
.clk(clk),
.rst(rst),
.curr_x(curr_x),
.curr_y(curr_y),
.x_paddle1(x_inital1),
.x_paddle2(x_initial2),
.y_paddle1(y_initial),
.y_paddle2(y_initial),
.paddlewidth(paddlewidth),
.paddleheight1(paddleheight1),
.paddleheight2(paddleheight2),
.p1_score(p1_score),
.p2_score(p2_score),
.x_ball(x_ball),
.y_ball(y_ball),
.x_velocity(x_velocity),
.y_velocity(y_velocity),
.p1_touch(touch1),
.p2_touch(touch2)
);
always @(posedge clk)
begin
if(hcount < 1679)
hcount <= hcount + 1'b1;
else
begin
if(vcount< 827)
begin
hcount <= 11'd0;
vcount <= vcount + 1'b1;
end
else
begin
hcount <= 11'd0;
vcount <= 10'd0;
end
end
end
assign display = (335 <= hcount && hcount <= 1614) && (27 <= vcount && vcount <= 826);
always @(posedge clk)
begin
if(display)
begin
if(curr_x < 1279)
curr_x <= curr_x + 1'b1;
else
begin
if(curr_y < 799)
begin
curr_y <= curr_y + 1'b1;
curr_x <= 11'd0;
end
else
begin
curr_x <= 11'd0;
curr_y <= 10'd0;
end
end
end
end
// Initial values
initial begin
clk = 1'b0;
rst = 1'b1;
curr_x = 640; // Initial x-coordinate for ball
curr_y = 400; // Initial y-coordinate for ball
x_paddle1 = x_initial1; // Initial x-coordinate for paddle 1
x_paddle2 = x_initial2; // Initial x-coordinate for paddle 2
y_paddle1 = y_initial; // Initial y-coordinate for paddle 1
y_paddle2 = y_initial; // Initial y-coordinate for paddle 2
#10 rst = 1'b0;
$finish;
end
always #5 clk = ~clk;
endmodule

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