Fixed video, kbd and buzzer

cpu/alu/alu_mux_4.v

@@ -0,0 +1,61 @@
+// Copyright (C) 1991-2013 Altera Corporation
+// Your use of Altera Corporation's design tools, logic functions 
+// and other software and tools, and its AMPP partner logic 
+// functions, and any output files from any of the foregoing 
+// (including device programming or simulation files), and any 
+// associated documentation or information are expressly subject 
+// to the terms and conditions of the Altera Program License 
+// Subscription Agreement, Altera MegaCore Function License 
+// Agreement, or other applicable license agreement, including, 
+// without limitation, that your use is for the sole purpose of 
+// programming logic devices manufactured by Altera and sold by 
+// Altera or its authorized distributors.  Please refer to the 
+// applicable agreement for further details.
+
+// PROGRAM		"Quartus II 64-Bit"
+// VERSION		"Version 13.0.1 Build 232 06/12/2013 Service Pack 1 SJ Web Edition"
+// CREATED		"Mon Oct 13 12:05:38 2014"
+
+module alu_mux_4(
+	in0,
+	in1,
+	in2,
+	in3,
+	sel,
+	out
+);
+
+
+input wire	in0;
+input wire	in1;
+input wire	in2;
+input wire	in3;
+input wire	[1:0] sel;
+output wire	out;
+
+wire	SYNTHESIZED_WIRE_8;
+wire	SYNTHESIZED_WIRE_9;
+wire	SYNTHESIZED_WIRE_4;
+wire	SYNTHESIZED_WIRE_5;
+wire	SYNTHESIZED_WIRE_6;
+wire	SYNTHESIZED_WIRE_7;
+
+
+
+
+assign	SYNTHESIZED_WIRE_4 = SYNTHESIZED_WIRE_8 & SYNTHESIZED_WIRE_9 & in0;
+
+assign	SYNTHESIZED_WIRE_7 = sel[0] & SYNTHESIZED_WIRE_9 & in1;
+
+assign	SYNTHESIZED_WIRE_5 = SYNTHESIZED_WIRE_8 & sel[1] & in2;
+
+assign	SYNTHESIZED_WIRE_6 = sel[0] & sel[1] & in3;
+
+assign	out = SYNTHESIZED_WIRE_4 | SYNTHESIZED_WIRE_5 | SYNTHESIZED_WIRE_6 | SYNTHESIZED_WIRE_7;
+
+assign	SYNTHESIZED_WIRE_8 =  ~sel[0];
+
+assign	SYNTHESIZED_WIRE_9 =  ~sel[1];
+
+
+endmodule