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// Author: Mehdi SEBBANE

// May 2002

// Verilog model

// project: M25P20 25 MHz,

// release: 1.4.1

// These Verilog HDL models are provided "as is" without warranty

// of any kind, included but not limited to, implied warranty

// of merchantability and fitness for a particular purpose.

`timescale 1ns/1ns

`ifdef SFLASH_SPDUP

`include "parameter_fast.v"

`else

`include "parameter.v"

`endif

module m25p20(c,data_in,s,w,hold,data_out);

   input c;

   input data_in;

   input s;

   input w;

   input hold;

   output data_out;

   ///reg data_out;

   wire [(`NB_BIT_ADD_MEM-1):0] adresse;

   wire [(`NB_BIT_DATA-1):0] dtr;

   wire [(`NB_BIT_DATA-1):0] data_to_write;

   wire [(`LSB_TO_CODE_PAGE-1):0] page_index;

   wire wr_op;

   wire rd_op;

   wire s_en;

   wire b_en;

   wire add_pp_en;

   wire pp_en;

   wire r_en;

   wire d_req;

   wire clck;

   assign clck = c ;

   memory_access  mem_access(adresse, b_en, s_en, add_pp_en, pp_en, r_en, d_req, data_to_write, page_index, dtr);

   acdc_check  acdc_watch(clck, data_in, s, hold, wr_op, rd_op);

   internal_logic  spi_decoder(clck, data_in, w, s, hold, dtr, data_out, data_to_write, page_index, adresse, wr_op, rd_op, b_en, s_en, add_pp_en, pp_en, r_en, d_req);

endmodule