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Add tests for Xilinx UG901 examples

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SergeyDegtyar 2019-09-09 08:33:26 +03:00 • committed by Miodrag Milanovic
parent 0d037bf9d8
commit 2ae7dec530
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42
tests/xilinx_ug901/rams_pipeline.v Normal file
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// Block RAM with Optional Output Registers
// File: rams_pipeline
module rams_pipeline (clk1, clk2, we, en1, en2, addr1, addr2, di, res1, res2);
input clk1;
input clk2;
input we, en1, en2;
input [9:0] addr1;
input [9:0] addr2;
input [15:0] di;
output [15:0] res1;
output [15:0] res2;
reg [15:0] res1;
reg [15:0] res2;
reg [15:0] RAM [1023:0];
reg [15:0] do1;
reg [15:0] do2;
always @(posedge clk1)
begin
if (we == 1'b1)
RAM[addr1] <= di;
do1 <= RAM[addr1];
end
always @(posedge clk2)
begin
do2 <= RAM[addr2];
end
always @(posedge clk1)
begin
if (en1 == 1'b1)
res1 <= do1;
end
always @(posedge clk2)
begin
if (en2 == 1'b1)
res2 <= do2;
end
endmodule