add ps02_siggen. file

ps2/ps02q/ps02_siggen.v

@@ -0,0 +1,95 @@
+// -----------------------------
+// -- Author - Kriss Osmanis 
+// -- Date - 2017-02-25; 2019-02-20
+// -- Project name - PS02
+// -- Module name - PS02 signal generator
+// --
+// -- Detailed module description
+// -- generates values for A, B, op
+// --
+// --
+// -- Revision:
+// -- A - initial design
+// -- B - modified op seq
+// -- C - converted to Verilog code
+// -----------------------------
+
+//define connections to outside
+module ps02_siggen #( parameter
+	data_width = 32
+)(
+	input                       clk,
+	input                       rst,
+	output [data_width - 1:0]   A,
+	output [data_width - 1:0]   B,
+	output  [3:0]               op);
+
+
+//define inside of the module
+
+	//define inside use signals
+	
+	reg [3:0]  op_cnt = 'h0;
+
+    reg [data_width - 1 : 0] A_list [15:0] = 
+	{
+		-'d15, //sub
+		-'d14, //add
+		'h0000DEAD, //nand
+		'h0000BEEF, //and
+		'h0000ABCD, //or
+		'h0000EFAD, //nor
+		'h00001279, //xor
+		'h00000310, //not a
+		'h00003010, //not b
+		-'d1,//incr B
+		'd0,//incr A
+		'd0,//sub A
+		'd0,//sub B
+		'h00000F0F,//sll A
+		'h00000000,//sll B
+		'h00001234//noop
+    };
+
+
+	reg [data_width - 1 : 0] V_list [15:0] = 
+	{
+		'd37, //sub
+		-'d999, //add
+		'h00001221, //nand
+		'h00000FF0, //and
+		'h0000F00F, //or
+		'h00008754, //nor
+		'h0000ADBF, //xor
+		'h0000FECD, //not a
+		'h0000CCDC, //not b
+		'd0,//incr B
+		-'d1,//incr A
+		'd0,//sub A
+		'd0,//sub B
+		'h0000F0F0,//sll A
+		'h0000ABAB,//sll B
+		'h00004321 //noop
+	};
+	
+
+	//define the operation of the module!
+
+assign	A = A_list(op_cnt);
+assign	B = B_list(op_cnt);
+		
+always@(posedge clk)
+	begin
+			if (rst == 1)  
+				op_cnt <= 'b0; //zero counter on rst
+			else
+				op_cnt <= op_cnt + 1;
+	end 
+
+
+endmodule
+
+
+
+
+