| Line 42... |
Line 42... |
//// ////
|
//// ////
|
////////////////////////////////////////////////////////////////////////////
|
////////////////////////////////////////////////////////////////////////////
|
|
|
`include "timescale.v"
|
`include "timescale.v"
|
|
|
//module vga_tester (reset_n, clk_50);
|
module controller_test(reset_n, clk_50, line, vert_counter);
|
module controller_test(reset, clk_50, line, vert_counter);
|
|
|
|
input reset;
|
input reset_n;
|
input clk_50;
|
input clk_50;
|
|
|
output reg [479:0] line;
|
output reg [479:0] line;
|
output reg [4:0] vert_counter;
|
output reg [4:0] vert_counter;
|
|
|
//reg reset_n;
|
|
//reg clk_50;
|
|
|
|
reg clk_358; // 3.58mhz
|
reg clk_358; // 3.58mhz
|
reg [3:0] counter;
|
reg [3:0] counter;
|
|
|
reg [3:0] red;
|
reg [3:0] red;
|
reg [3:0] green;
|
reg [3:0] green;
|
| Line 72... |
Line 67... |
reg [11:0] pixel6;
|
reg [11:0] pixel6;
|
reg [11:0] pixel7;
|
reg [11:0] pixel7;
|
reg [11:0] pixel8;
|
reg [11:0] pixel8;
|
reg [11:0] pixel9;
|
reg [11:0] pixel9;
|
|
|
//always #10 clk_50 <= !clk_50;
|
|
|
|
//initial begin
|
|
//reset_n = 1'b0;
|
|
//clk_50 = 1'b0;
|
|
//#20;
|
|
//reset_n = 1'b1;
|
|
//end
|
|
|
|
always @ (posedge clk_50 or negedge reset) begin
|
always @ (posedge clk_50 or negedge reset_n) begin
|
if (reset == 0) begin
|
if (reset_n == 1'b0) begin
|
clk_358 <= 1'b0;
|
clk_358 <= 1'b0;
|
counter <= 4'd0;
|
counter <= 4'd0;
|
red <= 4'b1010;
|
red <= 4'b1010;
|
green <= 4'b0001;
|
green <= 4'b0001;
|
blue <= 4'b1110;
|
blue <= 4'b1110;
|
| Line 98... |
Line 85... |
end
|
end
|
else begin
|
else begin
|
counter <= counter + 4'd1;
|
counter <= counter + 4'd1;
|
end
|
end
|
end
|
end
|
red <= 4'b1010;
|
|
green <= 4'b0001;
|
|
blue <= 4'b1110;
|
|
end
|
end
|
|
|
|
|
|
|
always @ (posedge clk_358 or negedge reset) begin
|
always @ (posedge clk_358 or negedge reset_n) begin
|
if (reset == 0) begin
|
if (reset_n == 1'b0) begin
|
vert_counter <= 5'd0;
|
vert_counter <= 6'd0;
|
line <= 480'd0;
|
line <= 480'd0;
|
|
$write("NEVER!");
|
end
|
end
|
else begin
|
else begin
|
|
|
line <= {pixel0, pixel1, pixel2, pixel3, pixel4, pixel5, pixel6, pixel7, pixel8, pixel9,
|
line <= {pixel0, pixel1, pixel2, pixel3, pixel4, pixel5, pixel6, pixel7, pixel8, pixel9,
|
pixel0, pixel1, pixel2, pixel3, pixel4, pixel5, pixel6, pixel7, pixel8, pixel9,
|
pixel0, pixel1, pixel2, pixel3, pixel4, pixel5, pixel6, pixel7, pixel8, pixel9,
|
pixel0, pixel1, pixel2, pixel3, pixel4, pixel5, pixel6, pixel7, pixel8, pixel9,
|
pixel0, pixel1, pixel2, pixel3, pixel4, pixel5, pixel6, pixel7, pixel8, pixel9,
|
pixel0, pixel1, pixel2, pixel3, pixel4, pixel5, pixel6, pixel7, pixel8, pixel9};
|
pixel0, pixel1, pixel2, pixel3, pixel4, pixel5, pixel6, pixel7, pixel8, pixel9};
|
|
|
if (vert_counter == 5'd29) begin
|
if (vert_counter == 5'd29) begin
|
vert_counter <= 5'd0;
|
vert_counter <= 6'd0;
|
end
|
end
|
else begin
|
else begin
|
vert_counter <= vert_counter + 5'd1;
|
vert_counter <= vert_counter + 5'd1;
|
end
|
end
|
end
|
end
|
