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https://opencores.org/ocsvn/i2c_to_wb/i2c_to_wb/trunk
Subversion Repositories i2c_to_wb
[/] [i2c_to_wb/] [trunk/] [sim/] [src/] [tb_dut.v] - Rev 3
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// -------------------------------------------------------------------- // // -------------------------------------------------------------------- `include "timescale.v" module tb_dut( input tb_clk, input tb_rst ); // -------------------------------------------------------------------- // test bench variables reg test_it; // -------------------------------------------------------------------- // wires wire i2c_data; wire i2c_clk; // -------------------------------------------------------------------- // async_mem_master pullup p1(i2c_data); // pullup scl line pullup p2(i2c_clk); // pullup sda line i2c_master_model i2c( .i2c_data(i2c_data), .i2c_clk(i2c_clk) ); // -------------------------------------------------------------------- // i2c_to_wb_top wire i2c_data_out; wire i2c_clk_out; wire i2c_data_oe; wire i2c_clk_oe; wire [31:0] wb_data_i = 32'ha5a5a5a5; wire [31:0] wb_data_o; wire [31:0] wb_addr_o; wire [3:0] wb_sel_o; wire wb_we_o; wire wb_cyc_o; wire wb_stb_o; wire wb_ack_i = 1'b1; wire wb_err_i = 1'b0; wire wb_rty_i = 1'b0; // tristate buffers assign i2c_data = i2c_data_oe ? i2c_data_out : 1'bz; assign i2c_clk = i2c_clk_oe ? i2c_clk_out : 1'bz; i2c_to_wb_top i_i2c_to_wb_top( .i2c_data_in(i2c_data), .i2c_clk_in(i2c_clk), .i2c_data_out(i2c_data_out), .i2c_clk_out(i2c_clk_out), .i2c_data_oe(i2c_data_oe), .i2c_clk_oe(i2c_clk_oe), .thd_dat(4'h8), .wb_data_i(wb_data_i), .wb_data_o(wb_data_o), .wb_addr_o(wb_addr_o), .wb_sel_o(wb_sel_o), .wb_we_o(wb_we_o), .wb_cyc_o(wb_cyc_o), .wb_stb_o(wb_stb_o), .wb_ack_i(wb_ack_i), .wb_err_i(wb_err_i), .wb_rty_i(wb_rty_i), .wb_clk_i(tb_clk), .wb_rst_i(tb_rst) ); // -------------------------------------------------------------------- // glitch_generator glitch_generator i_g1( i2c_data ); glitch_generator i_g2( i2c_clk ); // -------------------------------------------------------------------- // outputs endmodule
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