diff --git a/lib/spi/sim/tb_spi_flash_wb.fdo b/lib/spi/sim/tb_spi_flash_wb.fdo
index 089e706..b90da96 100644
--- a/lib/spi/sim/tb_spi_flash_wb.fdo
+++ b/lib/spi/sim/tb_spi_flash_wb.fdo
@@ -27,4 +27,4 @@ do {tb_spi_flash_wb.wdo}
 view structure
 view signals
 
-run 120 us
+run 220 us
diff --git a/lib/spi/sim/tb_spi_flash_wb.mem b/lib/spi/sim/tb_spi_flash_wb.mem
new file mode 100644
index 0000000..a993c99
--- /dev/null
+++ b/lib/spi/sim/tb_spi_flash_wb.mem
@@ -0,0 +1,257 @@
+@000000
+00
+01
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diff --git a/lib/spi/sim/tb_spi_flash_wb.wdo b/lib/spi/sim/tb_spi_flash_wb.wdo
index bf6a524..19f81db 100644
--- a/lib/spi/sim/tb_spi_flash_wb.wdo
+++ b/lib/spi/sim/tb_spi_flash_wb.wdo
@@ -20,9 +20,35 @@ add wave -noupdate -format Logic /tb_spi_flash_wb/mso
 add wave -noupdate -format Logic /tb_spi_flash_wb/mso_n
 add wave -noupdate -format Logic /tb_spi_flash_wb/holdneg
 add wave -noupdate -format Logic /tb_spi_flash_wb/wpneg
+add wave -noupdate -divider spi_flash_wb
 add wave -noupdate -format Logic /tb_spi_flash_wb/uut/register_access
+add wave -noupdate -format Literal -radix hexadecimal /tb_spi_flash_wb/uut/mst_cmd
+add wave -noupdate -format Logic /tb_spi_flash_wb/uut/mst_cmd_vld
+add wave -noupdate -format Logic /tb_spi_flash_wb/uut/mst_cmd_rdy
+add wave -noupdate -format Logic /tb_spi_flash_wb/uut/mst_shift_en
+add wave -noupdate -format Logic /tb_spi_flash_wb/uut/mst_din_vld
+add wave -noupdate -format Logic /tb_spi_flash_wb/uut/mst_din_rdy
+add wave -noupdate -format Literal /tb_spi_flash_wb/uut/mst_ctrl
+add wave -noupdate -format Literal /tb_spi_flash_wb/uut/mst_status
+add wave -noupdate -format Literal -radix hexadecimal /tb_spi_flash_wb/uut/mst_din
+add wave -noupdate -format Literal -radix hexadecimal /tb_spi_flash_wb/uut/mst_dout
+add wave -noupdate -format Logic /tb_spi_flash_wb/uut/mst_dout_re
+add wave -noupdate -format Logic /tb_spi_flash_wb/uut/mst_dout_vld
+add wave -noupdate -format Literal -radix hexadecimal /tb_spi_flash_wb/uut/fill_addr
+add wave -noupdate -format Logic /tb_spi_flash_wb/uut/tag_we
+add wave -noupdate -format Literal -radix hexadecimal /tb_spi_flash_wb/uut/tag_reg
+add wave -noupdate -format Logic /tb_spi_flash_wb/uut/tag_valid
+add wave -noupdate -format Logic /tb_spi_flash_wb/uut/tag_match
+add wave -noupdate -format Logic /tb_spi_flash_wb/uut/register_access
+add wave -noupdate -format Literal /tb_spi_flash_wb/uut/state
+add wave -noupdate -format Logic /tb_spi_flash_wb/uut/ack_mem
+add wave -noupdate -format Literal -radix hexadecimal /tb_spi_flash_wb/uut/dat_mem
+add wave -noupdate -format Logic /tb_spi_flash_wb/uut/ack_reg
+add wave -noupdate -format Literal -radix hexadecimal /tb_spi_flash_wb/uut/dat_reg
+add wave -noupdate -format Literal -radix hexadecimal /tb_spi_flash_wb/uut/word_addr_reg
+add wave -noupdate -format Literal -radix hexadecimal /tb_spi_flash_wb/uut/data_ram_addr_rd
 TreeUpdate [SetDefaultTree]
-WaveRestoreCursors {{Cursor 1} {20580000 ps} 0}
+WaveRestoreCursors {{Cursor 1} {107096501 ps} 0}
 configure wave -namecolwidth 197
 configure wave -valuecolwidth 131
 configure wave -justifyvalue left
@@ -36,4 +62,4 @@ configure wave -gridperiod 1
 configure wave -griddelta 40
 configure wave -timeline 0
 update
-WaveRestoreZoom {0 ps} {126 us}
+WaveRestoreZoom {101174181 ps} {121081138 ps}