diff --git a/lib/SDRAM/ddr_sdr_v1_5/sim/tb_sdram_ctrl_frontend64_wb.wdo b/lib/SDRAM/ddr_sdr_v1_5/sim/tb_sdram_ctrl_frontend64_wb.wdo
index eda0016..f576e65 100644
--- a/lib/SDRAM/ddr_sdr_v1_5/sim/tb_sdram_ctrl_frontend64_wb.wdo
+++ b/lib/SDRAM/ddr_sdr_v1_5/sim/tb_sdram_ctrl_frontend64_wb.wdo
@@ -14,6 +14,7 @@ add wave -noupdate -format Literal -radix hexadecimal /tb_sdram_ctrl_frontend64_
 add wave -noupdate -format Literal -radix hexadecimal /tb_sdram_ctrl_frontend64_wb/dat_o
 add wave -noupdate -format Literal -radix hexadecimal /tb_sdram_ctrl_frontend64_wb/dout_reg
 add wave -noupdate -format Literal /tb_sdram_ctrl_frontend64_wb/dout_cnt
+add wave -noupdate -format Logic /tb_sdram_ctrl_frontend64_wb/clk_fb
 add wave -noupdate -format Logic /tb_sdram_ctrl_frontend64_wb/clk_o
 add wave -noupdate -format Logic /tb_sdram_ctrl_frontend64_wb/clk0_o
 add wave -noupdate -format Logic /tb_sdram_ctrl_frontend64_wb/clk270_o
@@ -37,7 +38,7 @@ add wave -noupdate -format Literal -radix hexadecimal /tb_sdram_ctrl_frontend64_
 add wave -noupdate -format Literal -radix hexadecimal /tb_sdram_ctrl_frontend64_wb/sdram_ctrl_frontend64_wb/inst_sdram_ctrl/inst_sdram_ctrl/bank_addr_reg
 add wave -noupdate -format Literal /tb_sdram_ctrl_frontend64_wb/sd_cmd
 TreeUpdate [SetDefaultTree]
-WaveRestoreCursors {{Cursor 1} {76048900 ps} 0}
+WaveRestoreCursors {{Cursor 1} {38990166 ps} 0}
 configure wave -namecolwidth 150
 configure wave -valuecolwidth 100
 configure wave -justifyvalue left
@@ -51,4 +52,4 @@ configure wave -gridperiod 1
 configure wave -griddelta 40
 configure wave -timeline 0
 update
-WaveRestoreZoom {0 ps} {210 us}
+WaveRestoreZoom {38975716 ps} {39081070 ps}