Xilinx RocketIO User Manual page 49

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Clocking
UG024 (v1.5) October 16, 2002
RocketIO™ Transceiver User Guide
wire
REFCLK;
wire
USRCLK_M;
wire
USRCLK2_M;
wire
DCM_LOCKED;
wire
REFCLKINBUF;
wire
clk_i;
wire
clk_2x_180;
DCM dcm1 (
.CLKFB
.CLKIN
.DSSEN
.PSCLK
.PSEN
.PSINCDEC
.RST
.CLK0
.CLK90
.CLK180
.CLK270
.CLK2X
.CLK2X180
.CLKDV
.CLKFX
.CLKFX180
.LOCKED
.PSDONE
.STATUS
);
BUFG buf1 (
BUFG buf2 (
IBUFGbuf3 (
endmodule
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1-800-255-7778
( USRCLK_M ),
( REFCLKINBUF),
( 1'b0 ),
( 1'b0 ),
( 1'b0 ),
( 1'b0 ),
( 1'b0 ),
( clk_i ),
(
),
(
),
(
),
(
),
( clk2x_180 ),
(
),
(
),
(
),
( DCM_LOCKED ),
(
),
(
)
.I ( clk2x_180 ),
.O ( USRCLK2_M )
);
.I ( clk_i ),
.O ( USRCLK_M )
);
.I ( REFCLKIN ),
.O ( REFCLKINBUF )
);
R
49

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