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[/] [openverifla/] [trunk/] [openverifla_2.4/] [verilog/] [verifla/] [uart_of_verifla.v] - Rev 46
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/* Update: Laurentiu Duca, 20180808_1200: - consider baud_clk_posedge */ module uart_of_verifla ( sys_clk, sys_rst_l, baud_clk_posedge, // Transmitter uart_XMIT_dataH, xmitH, xmit_dataH, xmit_doneH, // Receiver uart_REC_dataH, rec_dataH, rec_readyH ); input sys_clk; input sys_rst_l; output baud_clk_posedge; // Trasmitter output uart_XMIT_dataH; input xmitH; input [7:0] xmit_dataH; output xmit_doneH; // Receiver input uart_REC_dataH; output [7:0] rec_dataH; output rec_readyH; wire baud_clk_posedge; wire [7:0] rec_dataH; wire rec_readyH; // Instantiate the Transmitter u_xmit_of_verifla txd1 ( .clk_i(sys_clk), .rst_i(!sys_rst_l), .baud_clk_posedge(baud_clk_posedge), .data_i(xmit_dataH), .wen_i(xmitH), .txd_o(uart_XMIT_dataH), .tre_o(xmit_doneH) ); /* u_xmit iXMIT( .sys_clk(baud_clk), .sys_rst_l(sys_rst_l), .uart_xmitH(uart_XMIT_dataH), .xmitH(xmitH), .xmit_dataH(xmit_dataH), .xmit_doneH(xmit_doneH) ); */ // Instantiate the Receiver u_rec_of_verifla rxd1( .clk_i(sys_clk), .rst_i(!sys_rst_l),//system signal .baud_clk_posedge(baud_clk_posedge), .rxd_i(uart_REC_dataH),//serial data in .rdy_o (rec_readyH), .data_o(rec_dataH) //data ready and parallel data out signal ); /* u_rec iRECEIVER (// system connections .sys_rst_l(sys_rst_l), .sys_clk(baud_clk), // uart .uart_dataH(uart_REC_dataH), .rec_dataH(rec_dataH), .rec_readyH(rec_readyH) ); */ // Instantiate the Baud Rate Generator baud_of_verifla baud1( .sys_clk(sys_clk), .sys_rst_l(sys_rst_l), .baud_clk_posedge(baud_clk_posedge) ); /* reg [2:0] baud_clk_vec=0; always @(posedge sys_clk or negedge sys_rst_l) begin if(~sys_rst_l) baud_clk_vec = 0; else baud_clk_vec = {baud_clk_vec[1:0], baud_clk}; end wire baud_clk_posedge; assign baud_clk_posedge=baud_clk_vec[2:1]==2'b01; */ endmodule