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//==================================================================//
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// File: sub_UserBoxes.v //
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// Version: 0.0.0.1 //
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// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -//
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// Copyright (C) Stephen Pickett //
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// Jul 15, 2005 //
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// //
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// This program is free software; you can redistribute it and/or //
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// modify it under the terms of the GNU General Public License //
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// as published by the Free Software Foundation; either version 2 //
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// of the License, or (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License for more details. //
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// //
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// If you have not received a copy of the GNU General Public License//
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// along with this program; write to: //
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// Free Software Foundation, Inc., //
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// 51 Franklin Street, Fifth Floor, //
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// Boston, MA 02110-1301, USA. //
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// //
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//------------------------------------------------------------------//
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// Revisions: //
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// //
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//==================================================================//
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module sub_UserTimeScaleBox(
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MASTER_CLK, MASTER_RST,
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VALUE_OUT,
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BUTTON_RISE, BUTTON_FALL,
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XCOORD, YCOORD
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);
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//==================================================================//
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// DEFINITIONS //
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//==================================================================//
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parameter P_UPleft = 10'h99;
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parameter P_UPright = 10'h9D;
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parameter P_UPbot = 10'h1E8;
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parameter P_UPtop = 10'h1EE;
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parameter P_DNleft = 10'h9F;
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parameter P_DNright = 10'hA3;
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parameter P_DNbot = 10'h1E8;
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parameter P_DNtop = 10'h1EE;
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//==================================================================//
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// VARIABLE DEFINITIONS //
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//==================================================================//
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//----------------------//
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// INPUTS / OUTPUTS //
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//----------------------//
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input MASTER_CLK; // global master clock
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input MASTER_RST; // global master reset
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input[9:0] XCOORD, YCOORD; // X and Y coordinates of the current mouse
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// position. See the documentation for details
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input BUTTON_RISE; // Trigger has risen
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input BUTTON_FALL; // Trigger has fallen
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output[3:0] VALUE_OUT; //
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//----------------------//
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// NODES //
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//----------------------//
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wire MASTER_CLK, MASTER_RST;
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wire[9:0] XCOORD, YCOORD;
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wire BUTTON_RISE, BUTTON_FALL;
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reg[3:0] VALUE_OUT;
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//==================================================================//
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// T E S T I N G //
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//==================================================================//
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// NOTHING TO TEST
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//==================================================================//
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// FUNCTIONAL DEFINITIONS //
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//==================================================================//
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wire in_range_up, in_range_dn;
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assign in_range_up = (((YCOORD >= P_UPbot) && (YCOORD <= P_UPtop)) && ((XCOORD >= P_UPleft && XCOORD <= P_UPright)));
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assign in_range_dn = (((YCOORD >= P_DNbot) && (YCOORD <= P_DNtop)) && ((XCOORD >= P_DNleft && XCOORD <= P_DNright)));
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always @ (posedge MASTER_CLK or posedge MASTER_RST) begin
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if(MASTER_RST)
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VALUE_OUT <= 4'b0;
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else if(BUTTON_RISE && in_range_up)
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VALUE_OUT <= VALUE_OUT + 1;
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else if(BUTTON_RISE && in_range_dn)
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VALUE_OUT <= VALUE_OUT - 1;
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else
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VALUE_OUT <= VALUE_OUT;
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end
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endmodule
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//==================================================================//
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//==================================================================//
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//==================================================================//
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//==================================================================//
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//==================================================================//
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//==================================================================//
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module sub_UserTriggerStyleBox(
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MASTER_CLK, MASTER_RST,
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VALUE_OUT,
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BUTTON_RISE, BUTTON_FALL,
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XCOORD, YCOORD
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);
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//==================================================================//
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// DEFINITIONS //
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//==================================================================//
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parameter P_RISEleft = 10'h39;
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parameter P_RISEright = 10'h3D;
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parameter P_RISEbot = 10'h1DF;
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parameter P_RISEtop = 10'h1E5;
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parameter P_FALLleft = 10'h3F;
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parameter P_FALLright = 10'h43;
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parameter P_FALLbot = 10'h1DF;
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parameter P_FALLtop = 10'h1E5;
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//==================================================================//
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// VARIABLE DEFINITIONS //
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//==================================================================//
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//----------------------//
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// INPUTS / OUTPUTS //
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//----------------------//
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input MASTER_CLK; // global master clock
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input MASTER_RST; // global master reset
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input[9:0] XCOORD, YCOORD; // X and Y coordinates of the current mouse
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// position. See the documentation for details
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input BUTTON_RISE; // Trigger has risen
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input BUTTON_FALL; // Trigger has fallen
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output[1:0] VALUE_OUT; //
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//----------------------//
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// NODES //
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//----------------------//
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wire MASTER_CLK, MASTER_RST;
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wire[9:0] XCOORD, YCOORD;
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wire BUTTON_RISE, BUTTON_FALL;
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reg[1:0] VALUE_OUT;
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//==================================================================//
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// T E S T I N G //
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//==================================================================//
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// NOTHING TO TEST
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//==================================================================//
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// FUNCTIONAL DEFINITIONS //
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//==================================================================//
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wire in_range_rise, in_range_fall;
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assign in_range_rise = (((YCOORD >= P_RISEbot) && (YCOORD <= P_RISEtop)) && ((XCOORD >= P_RISEleft && XCOORD <= P_RISEright)));
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assign in_range_fall = (((YCOORD >= P_FALLbot) && (YCOORD <= P_FALLtop)) && ((XCOORD >= P_FALLleft && XCOORD <= P_FALLright)));
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always @ (posedge MASTER_CLK or posedge MASTER_RST) begin
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if(MASTER_RST)
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VALUE_OUT <= 2'b00;
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else if(BUTTON_RISE && in_range_rise)
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VALUE_OUT <= 2'b00;
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else if(BUTTON_RISE && in_range_fall)
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VALUE_OUT <= 2'b01;
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else
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VALUE_OUT <= VALUE_OUT;
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end
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endmodule
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