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Initial import of test project for Memec 3SxLC board with Xilinx XC3S400.
Uses a FIFO and flashes some LEDs.
author | darius |
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date | Fri, 24 Feb 2006 14:01:26 +0000 |
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`timescale 1ns / 1ps ////////////////////////////////////////////////////////////////////////////////// // Company: // Engineer: // // Create Date: 16:23:15 02/21/2006 // Design Name: // Module Name: toplevel // Project Name: // Target Devices: // Tool versions: // Description: // // Dependencies: // // Revision: // Revision 0.01 - File Created // Additional Comments: // ////////////////////////////////////////////////////////////////////////////////// module toplevel(CLK, PUSH, DIP, DISPLAY, LED, RIO_A03); input CLK; input [2:1] PUSH; input [3:0] DIP; output [6:0] DISPLAY; output [3:0] LED; output RIO_A03; wire clk_div16; wire [3:0] FIFO_DIN; wire [3:0] FIFO_DOUT; wire FIFO_EMPTY; wire FIFO_FULL; wire FIFO_WREN; wire FIFO_WRCLK; wire FIFO_RDEN; wire FIFO_RDCLK; wire FIFO_RESET; // Chipscope /* wire [35:0] control0; */ // Input clock buffer IBUFG U1 ( .I(CLK), .O(clk_i)); // Clock Feedback BUFG U3 ( .I(clk0), .O(clk_fb)); // Output clock buffer BUFG U4 ( .I(clkdv), .O(clk_div16)); DCM #( .CLKDV_DIVIDE(16.0), .STARTUP_WAIT("TRUE") ) dcm_div16 ( .CLK0(clk0), .CLKDV(clkdv), .CLKFB(clk_fb), .CLKIN(clk_i) ); fifo_top FIFO ( .din(FIFO_DIN), .wr_en(FIFO_WREN), .wr_clk(FIFO_WRCLK), .rd_en(FIFO_RDEN), .rd_clk(FIFO_RDCLK), .ainit(FIFO_RESET), .dout(FIFO_DOUT), .full(FIFO_FULL), .empty(FIFO_EMPTY) ); test TEST ( .CLK(clk_div16), .PUSH(PUSH), .DIP(DIP), .DISPLAY(DISPLAY), .LED(LED), .FIFO_DIN(FIFO_DIN), .FIFO_DOUT(FIFO_DOUT), .FIFO_RDCLK(FIFO_RDCLK), .FIFO_RDEN(FIFO_RDEN), .FIFO_WRCLK(FIFO_WRCLK), .FIFO_WREN(FIFO_WREN), .FIFO_RESET(FIFO_RESET), .FIFO_FULL(FIFO_FULL), .FIFO_EMPTY(FIFO_EMPTY) ); // Chipscope control /* icon ICON ( .control0(control0) ); */ // Chipscope ILA /* ila ILA ( .control(control0), .clk(clk_div16), .trig0({FIFO_DIN, FIFO_WREN, FIFO_WRCLK, FIFO_FULL, FIFO_EMPTY}) ); */ assign RIO_A03 = LED[0]; endmodule // toplevel