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clk_gradual.v
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clk_gradual.v
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`timescale 1ns / 1ps
//////////////////////////////////////////////////////////////////////////////////
// Company:
// Engineer:
//
// Create Date: 11/27/2023 01:12:20 PM
// Design Name:
// Module Name: clk_gradual
// Project Name:
// Target Devices:
// Tool Versions:
// Description:
//
// Dependencies:
//
// Revision:
// Revision 0.01 - File Created
// Additional Comments:
//
//////////////////////////////////////////////////////////////////////////////////
module clk_gradual(
input clk,
input clk_twohz, //for counter
input is_spinning,
output stop1,
output stop2,
output stop3,
output stop4
);
reg[7:0] counter = 0;
reg temp1 = 1'b0;
reg temp2 = 1'b0;
reg temp3 = 1'b0;
reg temp4 = 1'b0;
always @(posedge clk_twohz) begin
//left most stops after 1 s
//each one stops half a second after
//slow down clk each
if (counter == 8'd2) begin
temp1 <= 1'b1;
end
if (counter == 8'd3) begin
temp2 <= 1'b1;
end
if (counter == 8'd4) begin
temp3 <= 1'b1;
end
if (counter == 8'd5) begin
temp4 <= 1'b1;
end
else begin
counter <= counter + 8'b1;
end
end
//add something so when we start a new spin we reset counter
assign stop1 = temp1;
assign stop2 = temp2;
assign stop3 = temp3;
assign stop4 = temp4;
endmodule