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/////////////////////////////////////////////////////////////////////
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//// ////
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//// WISHBONE rev.B2 compliant I2C Master controller Top-level ////
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//// ////
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//// ////
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//// Author: Richard Herveille ////
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//// richard@asics.ws ////
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//// www.asics.ws ////
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//// ////
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//// Downloaded from: http://www.opencores.org/projects/i2c/ ////
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//// ////
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/////////////////////////////////////////////////////////////////////
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//// ////
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//// Copyright (C) 2001 Richard Herveille ////
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//// richard@asics.ws ////
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//// ////
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//// This source file may be used and distributed without ////
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//// restriction provided that this copyright statement is not ////
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//// removed from the file and that any derivative work contains ////
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//// the original copyright notice and the associated disclaimer.////
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//// ////
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//// THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY ////
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//// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED ////
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//// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS ////
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//// FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL THE AUTHOR ////
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//// OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, ////
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//// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES ////
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//// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE ////
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//// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR ////
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//// BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF ////
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//// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ////
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//// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT ////
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//// OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE ////
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//// POSSIBILITY OF SUCH DAMAGE. ////
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//// ////
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/////////////////////////////////////////////////////////////////////
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// CVS Log
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//
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// $Id: i2c_master_top.v,v 1.4 2001-11-05 11:59:25 rherveille Exp $
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//
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// $Date: 2001-11-05 11:59:25 $
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// $Revision: 1.4 $
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// $Author: rherveille $
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// $Locker: $
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// $State: Exp $
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//
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//
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// WISHBONE revB2 compiant I2C master core
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// Change History:
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//
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// $Log: not supported by cvs2svn $
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// author: Richard Herveille
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// rev. 0.1 26-08-2001. Iinitial Verilog release
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//
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`include "timescale.v"
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`include "timescale.v"
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`include "i2c_master_defines.v"
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`include "i2c_master_defines.v"
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module i2c_master_top(
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module i2c_master_top(
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3'b010: wb_dat_o = ctr;
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3'b010: wb_dat_o = ctr;
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3'b011: wb_dat_o = rxr; // write is transmit register (txr)
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3'b011: wb_dat_o = rxr; // write is transmit register (txr)
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3'b100: wb_dat_o = sr; // write is command register (cr)
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3'b100: wb_dat_o = sr; // write is command register (cr)
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3'b101: wb_dat_o = txr;
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3'b101: wb_dat_o = txr;
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3'b110: wb_dat_o = cr;
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3'b110: wb_dat_o = cr;
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3'b111: wb_dat_o = 0; // reserved
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endcase
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endcase
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end
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end
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// generate registers
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// generate registers
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