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b210-k7-fpga/lib/dsp/add2_and_clip_reg.v
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Ben Hilburn c91b74de33 Squashed B200 FPGA Source. Code from Josh Blum, Ian Buckley, and Matt Ettus.
Original-commit: 0df4b801a34697f2058b4a7b95e08d2a0576c9db
2013-10-10 10:17:27 -07:00

26 lines
535 B
Verilog

module add2_and_clip_reg
#(parameter WIDTH=16)
(input clk,
input rst,
input [WIDTH-1:0] in1,
input [WIDTH-1:0] in2,
input strobe_in,
output reg [WIDTH-1:0] sum,
output reg strobe_out);
wire [WIDTH-1:0] sum_int;
add2_and_clip #(.WIDTH(WIDTH)) add2_and_clip (.in1(in1),.in2(in2),.sum(sum_int));
always @(posedge clk)
if(rst)
sum <= 0;
else if(strobe_in)
sum <= sum_int;
always @(posedge clk)
strobe_out <= strobe_in;
endmodule // add2_and_clip_reg