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URL https://opencores.org/ocsvn/versatile_fifo/versatile_fifo/trunk

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/versatile_fifo/trunk/rtl/verilog/copyright.v
0,0 → 1,41
//////////////////////////////////////////////////////////////////////
//// ////
//// Versatile counter ////
//// ////
//// Description ////
//// Versatile counter, a reconfigurable binary, gray or LFSR ////
//// counter ////
//// ////
//// To Do: ////
//// - add LFSR with more taps ////
//// ////
//// Author(s): ////
//// - Michael Unneback, unneback@opencores.org ////
//// ORSoC AB ////
//// ////
//////////////////////////////////////////////////////////////////////
//// ////
//// Copyright (C) 2009 Authors and OPENCORES.ORG ////
//// ////
//// This source file may be used and distributed without ////
//// restriction provided that this copyright statement is not ////
//// removed from the file and that any derivative work contains ////
//// the original copyright notice and the associated disclaimer. ////
//// ////
//// This source file is free software; you can redistribute it ////
//// and/or modify it under the terms of the GNU Lesser General ////
//// Public License as published by the Free Software Foundation; ////
//// either version 2.1 of the License, or (at your option) any ////
//// later version. ////
//// ////
//// This source is distributed in the hope that it will be ////
//// useful, but WITHOUT ANY WARRANTY; without even the implied ////
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR ////
//// PURPOSE. See the GNU Lesser General Public License for more ////
//// details. ////
//// ////
//// You should have received a copy of the GNU Lesser General ////
//// Public License along with this source; if not, download it ////
//// from http://www.opencores.org/lgpl.shtml ////
//// ////
//////////////////////////////////////////////////////////////////////
/versatile_fifo/trunk/rtl/verilog/Makefile
0,0 → 1,15
dual_port_ram:
vppp --simple versatile_fifo_dual_port_ram.v > versatile_fifo_dual_port_ram_sc_sw.v
 
svn_export_versatile_counter:
svn export http://opencores.org/ocsvn/versatile_counter/versatile_counter/trunk/rtl/verilog/copyright.v
svn export http://opencores.org/ocsvn/versatile_counter/versatile_counter/trunk/rtl/verilog/lfsr_polynom.v
svn export http://opencores.org/ocsvn/versatile_counter/versatile_counter/trunk/rtl/verilog/versatile_counter.v
 
export: svn_export_versatile_counter
 
gray_counter:
cp gray_counter_defines.v versatile_counter_defines.v
vpp versatile_counter.v > tmp1.v
vppp --simple tmp1.v | cat copyright.v - > gray_counter.v
 
/versatile_fifo/trunk/rtl/verilog/versatile_fifo_dual_port_ram.v
0,0 → 1,89
// true dual port RAM, sync
module versatile_fifo_dual_port_ram_dc_2w
(
// A side
d_a,
`ifdef DW
q_a,
`endif
adr_a,
we_a,
`ifdef DC
clk_a,
`endif
// B side
q_b
adr_b,
`ifdef DW
d_b,
we_b,
`endif
`ifdef DC
clk_b
`else
clk
`endif
);
parameter DATA_WIDTH = 8;
parameter ADDR_WIDTH = 9;
input [(DATA_WIDTH-1):0] data_a;
input [(ADDR_WIDTH-1):0] addr_a;
input [(ADDR_WIDTH-1):0] addr_b;
input we_a;
output reg [(DATA_WIDTH-1):0] q_b;
`ifdef DW
input [(DATA_WIDTH-1):0] data_b;
output reg [(DATA_WIDTH-1):0] q_a;
input we_b;
`endif
`ifdef DC
input clk_a, clk_b;
`else
input clk;
`endif
// Declare the RAM variable
reg [DATA_WIDTH-1:0] ram [2**ADDR_WIDTH-1:0] /*synthesis syn_ramstyle = "no_rw_check"*/;
 
`ifdef DC
always @ (posedge clk_a)
`else
always @ (posedge clk)
`endif
`ifdef DW
begin // Port A
if (we_a)
begin
ram[addr_a] <= data_a;
q_a <= data_a;
end
else
q_a <= ram[addr_a];
end
`else
if (we_a)
ram[addr_a] <= data_a;
`endif
`ifdef DC
always @ (posedge clk_a)
`else
always @ (posedge clk)
`endif
`ifdef DW
begin // Port b
if (we_b)
begin
ram[addr_b] <= data_b;
q_b <= data_b;
end
else
q_b <= ram[addr_b];
end
`else // !`ifdef DW
q_b <= ram[addr_b];
`endif // !`ifdef DW
endmodule // true_dual_port_ram_sync
/versatile_fifo/trunk/doc/src/sync.png Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream
/versatile_fifo/trunk/doc/src/sync.png
versatile_fifo/trunk/doc/src/sync.png Property changes : Added: svn:mime-type ## -0,0 +1 ## +application/octet-stream \ No newline at end of property Index: versatile_fifo/trunk/doc/src/async.png =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Index: versatile_fifo/trunk/doc/src/async.png =================================================================== --- versatile_fifo/trunk/doc/src/async.png (nonexistent) +++ versatile_fifo/trunk/doc/src/async.png (revision 2)
versatile_fifo/trunk/doc/src/async.png Property changes : Added: svn:mime-type ## -0,0 +1 ## +application/octet-stream \ No newline at end of property Index: versatile_fifo/trunk/doc/src/overview.dia =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Index: versatile_fifo/trunk/doc/src/overview.dia =================================================================== --- versatile_fifo/trunk/doc/src/overview.dia (nonexistent) +++ versatile_fifo/trunk/doc/src/overview.dia (revision 2)
versatile_fifo/trunk/doc/src/overview.dia Property changes : Added: svn:mime-type ## -0,0 +1 ## +application/octet-stream \ No newline at end of property Index: versatile_fifo/trunk/doc/src/lego.jpg =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Index: versatile_fifo/trunk/doc/src/lego.jpg =================================================================== --- versatile_fifo/trunk/doc/src/lego.jpg (nonexistent) +++ versatile_fifo/trunk/doc/src/lego.jpg (revision 2)
versatile_fifo/trunk/doc/src/lego.jpg Property changes : Added: svn:mime-type ## -0,0 +1 ## +application/octet-stream \ No newline at end of property Index: versatile_fifo/trunk/doc/src/versatile_fifo.odt =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Index: versatile_fifo/trunk/doc/src/versatile_fifo.odt =================================================================== --- versatile_fifo/trunk/doc/src/versatile_fifo.odt (nonexistent) +++ versatile_fifo/trunk/doc/src/versatile_fifo.odt (revision 2)
versatile_fifo/trunk/doc/src/versatile_fifo.odt Property changes : Added: svn:mime-type ## -0,0 +1 ## +application/octet-stream \ No newline at end of property Index: versatile_fifo/trunk/doc/src/sync.dia =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Index: versatile_fifo/trunk/doc/src/sync.dia =================================================================== --- versatile_fifo/trunk/doc/src/sync.dia (nonexistent) +++ versatile_fifo/trunk/doc/src/sync.dia (revision 2)
versatile_fifo/trunk/doc/src/sync.dia Property changes : Added: svn:mime-type ## -0,0 +1 ## +application/octet-stream \ No newline at end of property Index: versatile_fifo/trunk/doc/src/async.dia =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Index: versatile_fifo/trunk/doc/src/async.dia =================================================================== --- versatile_fifo/trunk/doc/src/async.dia (nonexistent) +++ versatile_fifo/trunk/doc/src/async.dia (revision 2)
versatile_fifo/trunk/doc/src/async.dia Property changes : Added: svn:mime-type ## -0,0 +1 ## +application/octet-stream \ No newline at end of property Index: versatile_fifo/trunk/doc/src/overview.png =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Index: versatile_fifo/trunk/doc/src/overview.png =================================================================== --- versatile_fifo/trunk/doc/src/overview.png (nonexistent) +++ versatile_fifo/trunk/doc/src/overview.png (revision 2)
versatile_fifo/trunk/doc/src/overview.png Property changes : Added: svn:mime-type ## -0,0 +1 ## +application/octet-stream \ No newline at end of property

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