module ch376s_module ( // interface input clk, // input clock input rd, input wr, input reset, input a0, // SPI wires output sck, // SCK output sdcs, // SCS output sdo, // MOSI input sdi, // MISO // data input [7:0] din, output[7:0] dout ); reg [2:0] mycnt; initial mycnt = 0; always @(posedge clk) begin mycnt <= mycnt + 1'b1; end assign sck = mycnt[0]; assign sdo = mycnt[1]; assign sdcs = mycnt[2]; /* wire _ready; wire [7:0] _dout; spi SPI_Master ( // Control/Data Signals, .clk (clk), // FPGA Clock .reset (reset), .ready (_ready), // TX (MOSI) Signals .din (din), // Byte to transmit on MOSI .wr (wr), // Data Valid Pulse with i_TX_Byte // RX (MISO) Signals .dout (_dout), // Byte received on MISO .rd (rd), // SPI Interface .sck (sck), .sdi (sdi), .sdo (sdo), .sdcs (sdcs) ); // zero when not rd // when a0 is 1 show status, bit 0 signals ready state. // when a0 is 0 show received data assign dout = (rd ? (a0 ? {7'b0000000,_ready} : _dout) : 8'b00000000); */ endmodule