`timescale 1ps / 1ps
parameter DELAY_TIME = 1500;
assign #DELAY_TIME ddr_dqs_fpga = (enable_o==1'b1) ? ddr_dqs_sdram : {DQS_BITS{1'bz}};
assign #DELAY_TIME ddr_dq_fpga = (enable_o==1'b1) ? ddr_dq_sdram : {DQ_BITS{1'bz}};
assign #DELAY_TIME ddr_dqs_sdram = (enable_o==1'b0) ? ddr_dqs_fpga : {DQS_BITS{1'bz}};
assign #DELAY_TIME ddr_dq_sdram = (enable_o==1'b0) ? ddr_dq_fpga : {DQ_BITS{1'bz}};
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