u_spi_master            300             2700            N
u_sdram_ctrl            1000            2700            N
u_glbl_cfg              2000            2700            N
u_riscv_top	        500	        800	        N
u_uart_i2c_usb          2200            1000            N
u_intercon              300             2300            N
u_wb_host               300             300             N
u_skew_wi               2600            2300            N
u_skew_riscv            500             600             N
u_skew_uart             2200            800            N
u_skew_spi              150             2700            N
u_skew_sdram            800             2700            N
u_skew_glbl             1850            2850            N
u_skew_wh               800             600             N
u_skew_sd_co            950             3300            N
u_skew_sd_ci            1100            3300            N
u_skew_sp_co            100             1800            N