Tested the instructions using the instruction memory
All of the instructions seem to be working other than beq. I might just be calling it wrong
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@@ -139,7 +139,6 @@ module CPU9bits(
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endmodule
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module CPU9bits_tb();
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reg [8:0] instruction;
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reg clk, reset;
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wire done;
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@@ -151,31 +150,37 @@ module CPU9bits_tb();
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end
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CPU9bits CPU9bits0(
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.instr(instruction),
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.reset(reset),
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.clk(clk),
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.done(done));
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initial begin
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instruction = 9'b000100000;
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reset = 1'b1;
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#10
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#15
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reset = 1'b0;
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#10
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instruction = 9'b000101000;
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#10
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instruction = 9'b010100010;
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#10
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instruction = 9'b111100000;
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#10
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instruction = 9'b111100000;
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#10
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instruction = 9'b001101000;
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#10
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instruction = 9'b010001000;
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#10
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instruction = 9'b000000000;
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#10
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#500
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// instruction = 9'b000100000;
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// reset = 1'b1;
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// #10
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// reset = 1'b0;
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// #10
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// instruction = 9'b000101000;
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// #10
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// instruction = 9'b010100010;
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// #10
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// instruction = 9'b111100000;
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// #10
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// instruction = 9'b111100000;
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// #10
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// instruction = 9'b001101000;
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// #10
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// instruction = 9'b010001000;
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// #10
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// instruction = 9'b000000000;
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// #10
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$finish;
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end
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