diff --git a/projects/mips_sys/sim/tb_mips_sys.fdo b/projects/mips_sys/sim/tb_mips_sys.fdo
index f8bb5ba..6535215 100644
--- a/projects/mips_sys/sim/tb_mips_sys.fdo
+++ b/projects/mips_sys/sim/tb_mips_sys.fdo
@@ -43,10 +43,6 @@ vcom -explicit  -93 "../../../lib/misc/rom_wb.vhd"
 # VGA
 vcom -explicit  -93 "../../../lib/VGA_ctrl/src/fonts/char_rom_c64.vhd"
 vcom -explicit  -93 "../../../lib/VGA_ctrl/src/vga_types.vhd"
-vcom -explicit  -93 "../../../lib/VGA_ctrl/src/align_types.vhd"
-vcom -explicit  -93 "../../../lib/VGA_ctrl/src/shifter.vhd"
-vcom -explicit  -93 "../../../lib/VGA_ctrl/src/align.vhd"
-vcom -explicit  -93 "../../../lib/VGA_ctrl/src/align_out.vhd"
 vcom -explicit  -93 "../../../lib/VGA_ctrl/src/char_gen.vhd"
 vcom -explicit  -93 "../../../lib/VGA_ctrl/src/vga_sync.vhd"
 vcom -explicit  -93 "../../../lib/VGA_ctrl/src/vga_timing.vhd"
diff --git a/projects/mips_sys/sim/tb_mips_sys.wdo b/projects/mips_sys/sim/tb_mips_sys.wdo
index d344719..e79c1ce 100644
--- a/projects/mips_sys/sim/tb_mips_sys.wdo
+++ b/projects/mips_sys/sim/tb_mips_sys.wdo
@@ -13,17 +13,6 @@ add wave -noupdate -format Logic /tb_mips_sys/sys_phy_rstn
 add wave -noupdate -format Logic /tb_mips_sys/sys_phy_mdc
 add wave -noupdate -format Logic /tb_mips_sys/sys_phy_mdio
 add wave -noupdate -format Logic /tb_mips_sys/sys_phy_int
-add wave -noupdate -format Logic /tb_mips_sys/mdi_rx_clk
-add wave -noupdate -format Logic /tb_mips_sys/mdi_rx_dv
-add wave -noupdate -format Logic /tb_mips_sys/mdi_rx_er
-add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/mdi_rx
-add wave -noupdate -format Logic /tb_mips_sys/mdi_tx_clk
-add wave -noupdate -format Logic /tb_mips_sys/mdi_tx_en
-add wave -noupdate -format Logic /tb_mips_sys/mdi_tx_er
-add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/mdi_tx
-add wave -noupdate -format Logic /tb_mips_sys/mdi_gtx_clk
-add wave -noupdate -format Logic /tb_mips_sys/mdi_crs
-add wave -noupdate -format Logic /tb_mips_sys/mdi_col
 add wave -noupdate -format Logic /tb_mips_sys/sys_ps2_clk
 add wave -noupdate -format Logic /tb_mips_sys/sys_ps2_data
 add wave -noupdate -format Logic /tb_mips_sys/sys_rx
@@ -110,40 +99,10 @@ add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/mrdy_i
 add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_emac_jb/addr_i
 add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_emac_jb/dat_i
 add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_emac_jb/dat_o
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/mdi_rx_clk
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/mdi_rx_dv
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/mdi_rx_er
-add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_emac_jb/mdi_rx
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/mdi_tx_clk
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/mdi_tx_en
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/mdi_tx_er
-add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_emac_jb/mdi_tx
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/mdi_gtx_clk
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/mdi_crs
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/mdi_col
-add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_emac_jb/tx_fifo_din
-add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_emac_jb/tx_fifo_dout
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/tx_fifo_we
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/tx_fifo_re
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/tx_fifo_empty
-add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_emac_jb/rx_fifo_din
-add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_emac_jb/rx_fifo_dout
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/rx_fifo_we
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/rx_fifo_re
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/rx_fifo_empty
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/rx_busy
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/tx_busy
 add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/rx_int_en
 add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/tx_int_en
 add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/irq_rx
 add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/irq_tx
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/tx_trig
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/rx_trig
-add wave -noupdate -format Logic /tb_mips_sys/uut/inst_emac_jb/tx_err
-add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_emac_jb/tx_size
-add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_emac_jb/rx_size
-add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_emac_jb/tx_counter
-add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_emac_jb/rx_counter
 add wave -noupdate -divider AC97
 add wave -noupdate -format Logic /tb_mips_sys/uut/sys_ac97_sdata_in
 add wave -noupdate -format Logic /tb_mips_sys/uut/sys_ac97_bit_clk
@@ -219,6 +178,66 @@ add wave -noupdate -format Logic /tb_mips_sys/uut/inst_mips_top/inst_biu/bin_fif
 add wave -noupdate -format Logic /tb_mips_sys/uut/inst_mips_top/inst_biu/bin_fifo_full
 add wave -noupdate -format Logic /tb_mips_sys/uut/inst_mips_top/inst_biu/bin_fifo_empty
 add wave -noupdate -format Logic /tb_mips_sys/uut/inst_mips_top/inst_biu/bus_idle
+add wave -noupdate -divider VGA-Slave
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/rst_i
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/clk_i
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/int_o
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/cyc_i
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/srdy_o
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/mrdy_i
+add wave -noupdate -format Literal /tb_mips_sys/uut/inst_vga_frontend/sel_i
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/we_i
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/stb_i
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/addr_i
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/sdat_i
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/sdat_o
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/ack_o
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_reset
+add wave -noupdate -format Literal /tb_mips_sys/uut/inst_vga_frontend/blit_finish_strobe
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_re
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_we
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_empty
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_bsy
+add wave -noupdate -divider <NULL>
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_reg_addr_src_0
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_reg_addr_src_1
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_reg_addr_dst
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_reg_dimx_src_0
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_reg_dimx_src_1
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_reg_dimx_dst
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_reg_ny
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_reg_const_color
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_reg_func
+add wave -noupdate -divider <NULL>
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_reset
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_request
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_const_color_en
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_request_set
+add wave -noupdate -format Literal /tb_mips_sys/uut/inst_vga_frontend/blit_finish_strobe
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_complete_int
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_complete_int_ack
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_complete_int_en
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_empty_int
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_empty_int_ack
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_empty_int_en
+add wave -noupdate -format Literal /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_din
+add wave -noupdate -format Literal /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_dout
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_re
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_we
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_empty
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_full
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_bsy
+add wave -noupdate -format Logic /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_avail
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_addr_src_0
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_addr_src_1
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_addr_dst
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_dimx_src_0
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_dimx_src_1
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_dimx_dst
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_nx
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_ny
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_cc
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_vga_frontend/blit_cmd_func
 add wave -noupdate -divider USB
 add wave -noupdate -format Logic /tb_mips_sys/uut/clk_o
 add wave -noupdate -format Logic /tb_mips_sys/sys_usb_rstn
@@ -269,18 +288,18 @@ add wave -noupdate -format Logic /tb_mips_sys/uut/clk_o
 add wave -noupdate -format Literal /tb_mips_sys/uut/inst_mips_top/inst_pipeline/hdu
 add wave -noupdate -format Literal /tb_mips_sys/uut/inst_mips_top/inst_pipeline/sdu
 add wave -noupdate -format Logic /tb_mips_sys/uut/inst_mips_top/inst_pipeline/cpu_run
-add wave -noupdate -format Literal -radix hexadecimal -expand /tb_mips_sys/uut/inst_mips_top/inst_pipeline/inst_reg_dual/reg_mem
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_mips_top/inst_pipeline/inst_reg_dual/reg_mem
 add wave -noupdate -format Logic /tb_mips_sys/uut/inst_clockgen/cpu_clk_out
-add wave -noupdate -format Literal -radix hexadecimal -expand /tb_mips_sys/uut/inst_mips_top/inst_pipeline/id_stage
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_mips_top/inst_pipeline/id_stage
 add wave -noupdate -format Literal /tb_mips_sys/uut/inst_mips_top/inst_pipeline/sdu
 add wave -noupdate -format Logic /tb_mips_sys/uut/inst_clockgen/cpu_clk_out
-add wave -noupdate -format Literal -radix hexadecimal -expand /tb_mips_sys/uut/inst_mips_top/inst_pipeline/ex_stage
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_mips_top/inst_pipeline/ex_stage
 add wave -noupdate -format Literal /tb_mips_sys/uut/inst_mips_top/inst_pipeline/sdu
 add wave -noupdate -format Logic /tb_mips_sys/uut/inst_clockgen/cpu_clk_out
-add wave -noupdate -format Literal -radix hexadecimal -expand /tb_mips_sys/uut/inst_mips_top/inst_pipeline/mem_stage
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_mips_top/inst_pipeline/mem_stage
 add wave -noupdate -format Literal /tb_mips_sys/uut/inst_mips_top/inst_pipeline/sdu
 add wave -noupdate -format Logic /tb_mips_sys/uut/inst_clockgen/cpu_clk_out
-add wave -noupdate -format Literal -radix hexadecimal -expand /tb_mips_sys/uut/inst_mips_top/inst_pipeline/wb_stage
+add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_mips_top/inst_pipeline/wb_stage
 add wave -noupdate -divider {CPU DMEM}
 add wave -noupdate -format Logic /tb_mips_sys/uut/clk_o
 add wave -noupdate -divider {CPU IMEM}
@@ -421,7 +440,7 @@ add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_mips
 add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_mips_top/inst_biu/inst_dcache/cpu_cache_index
 add wave -noupdate -format Literal -radix hexadecimal /tb_mips_sys/uut/inst_mips_top/inst_biu/inst_dcache/cpu_word_index
 TreeUpdate [SetDefaultTree]
-WaveRestoreCursors {{Cursor 2} {7817800000 ps} 0} {{Cursor 100} {98503600 ps} 0} {{Cursor 3} {12889952362 ps} 0}
+WaveRestoreCursors {{Cursor 2} {9216870000 ps} 0} {{Cursor 100} {98503600 ps} 0} {{Cursor 3} {15592084279 ps} 0}
 configure wave -namecolwidth 187
 configure wave -valuecolwidth 64
 configure wave -justifyvalue left
@@ -435,4 +454,4 @@ configure wave -gridperiod 100
 configure wave -griddelta 40
 configure wave -timeline 1
 update
-WaveRestoreZoom {3858715392 ps} {10323225506 ps}
+WaveRestoreZoom {15591849308 ps} {15592330693 ps}