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author | Josh Blum <josh@joshknows.com> | 2010-01-22 11:56:55 -0800 |
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committer | Josh Blum <josh@joshknows.com> | 2010-01-22 11:56:55 -0800 |
commit | 7bf8a6df381a667134b55701993c6770d32bc76b (patch) | |
tree | 4a298fb5450f7277b5aaf5210740ae18f818c9aa /usrp2/models/SRL16E.v | |
parent | 8f2c33eab9396185df259639082b7d1618585973 (diff) | |
download | uhd-7bf8a6df381a667134b55701993c6770d32bc76b.tar.gz uhd-7bf8a6df381a667134b55701993c6770d32bc76b.tar.bz2 uhd-7bf8a6df381a667134b55701993c6770d32bc76b.zip |
Moved usrp2 fpga files into usrp2 subdir.
Diffstat (limited to 'usrp2/models/SRL16E.v')
-rw-r--r-- | usrp2/models/SRL16E.v | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/usrp2/models/SRL16E.v b/usrp2/models/SRL16E.v new file mode 100644 index 000000000..e71a419ac --- /dev/null +++ b/usrp2/models/SRL16E.v @@ -0,0 +1,53 @@ +// $Header: /devl/xcs/repo/env/Databases/CAEInterfaces/verunilibs/data/unisims/SRL16E.v,v 1.7 2005/03/14 22:32:58 yanx Exp $ +/////////////////////////////////////////////////////////////////////////////// +// Copyright (c) 1995/2004 Xilinx, Inc. +// All Right Reserved. +/////////////////////////////////////////////////////////////////////////////// +// ____ ____ +// / /\/ / +// /___/ \ / Vendor : Xilinx +// \ \ \/ Version : 8.1i (I.13) +// \ \ Description : Xilinx Functional Simulation Library Component +// / / 16-Bit Shift Register Look-Up-Table with Clock Enable +// /___/ /\ Filename : SRL16E.v +// \ \ / \ Timestamp : Thu Mar 25 16:43:40 PST 2004 +// \___\/\___\ +// +// Revision: +// 03/23/04 - Initial version. +// End Revision + +`timescale 1 ps / 1 ps + + +module SRL16E (Q, A0, A1, A2, A3, CE, CLK, D); + + parameter INIT = 16'h0000; + + output Q; + + input A0, A1, A2, A3, CE, CLK, D; + + reg [15:0] data; + + + assign Q = data[{A3, A2, A1, A0}]; + + initial + begin + assign data = INIT; + while (CLK === 1'b1 || CLK===1'bX) + #10; + deassign data; + end + + always @(posedge CLK) + begin + if (CE == 1'b1) begin + {data[15:0]} <= #100 {data[14:0], D}; + end + end + + +endmodule + |