ddr_v4.sdc

ISE MIG1.6 生成的DDR SDRAM控制器代码（含TESHBENCH）

#
# Attributes
#
define_global_attribute syn_useioff {1}  
define_attribute          {v:work.mem_interface_top} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_backend_fifos_0} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_controller_iobs_0} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_data_path_0} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_data_path_iobs_0} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_data_tap_inc} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_data_write_0} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_ddr_controller_0} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_idelay_ctrl} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_infrastructure} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_infrastructure_iobs_0} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_iobs_0} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_parameters_0} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_pattern_compare8} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_RAM_D_0} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_rd_data_0} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_rd_data_fifo_0} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_rd_wr_addr_fifo_0} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_tap_ctrl_0} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_tap_logic_0} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_top_0} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_user_interface_0} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_v4_dm_iob} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_v4_dq_iob} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_v4_dqs_iob} syn_hier {hard}
define_attribute          {v:work.mem_interface_top_wr_data_fifo_16} syn_hier {hard}
#