xilinx xadc 例化wire [15:0] xadc_channel_7 ; wire [15:0] xadc_channel_13 ; wire [15:0] xadc_channel_14 ; wire Vp_Vn_0_v_p ; wire Vp_Vn_0_v_n ; wire Vaux7_0_v_n ; wire Vaux7_0_v_p ; wire Vaux13_0_v_n ; wire Vaux13_0_v_p ; wire Vaux14_0_v_n ; wire Vaux14_0_v_p ;