FDCE.v
// $Header: /hq/hwdev/pegasus/source_code/cvsroot/p3dev/pgtest/virtex/pin_tests/array_pintest/v/FDCE.v,v 1.5 2000/12/09 01:52:19 polybus Exp $
/*
FUNCTION : D-FLIP-FLOP with async clear and clock enable
*/
`timescale 100 ps / 10 ps
`celldefine
module FDCE (Q, C, CE, CLR, D);
parameter cds_action = "ignore";
parameter INIT = 1'b0;
output Q;
reg q_out;
input C, CE, CLR, D;
tri0 GSR = glbl.GSR;
buf B1 (Q, q_out);
always @(GSR or CLR)
if (GSR)
assign q_out = INIT;
else if (CLR)
assign q_out = 0;
else
deassign q_out;
always @(posedge C)
if (CE)
q_out <= D;
specify
(posedge CLR => (Q +: 1'b0)) = (1, 1);
if (!CLR && CE)
(posedge C => (Q +: D)) = (1, 1);
endspecify
endmodule
`endcelldefine
HDLMaker Generated Files
FDCE.job |
Synopsys script file |