diff --git a/lib/SDRAM/ddr_sdr_v1_5/doc/SDRAM_CTRL.vsd b/lib/SDRAM/ddr_sdr_v1_5/doc/SDRAM_CTRL.vsd
index 31469d5..92e3c51 100644
Binary files a/lib/SDRAM/ddr_sdr_v1_5/doc/SDRAM_CTRL.vsd and b/lib/SDRAM/ddr_sdr_v1_5/doc/SDRAM_CTRL.vsd differ