Subversion Repositories mmcfpgaconfig

//

// BootX-XMSMMC IP Core demonstration

// Minimal configuration - to show the absolute minimal resource useage

// This configuration uses 20 Macrocells in Xilinx XCR3032

// 

// Copyright 2004-2005 Openchip

// http://www.openchip.org

//

`include "mmc_boot_defines.v"

module xmsmmc_minimal( cclk, done, init, mmc_cmd, mmc_clk );

// Connect to FPGA CCLK, INIT, DONE

// Init and Done need an external PULLUP Resistor!

input  cclk;

input  init;

input  done;

// MMC Card DAT goes to FPGA DIN

// MMC Card CS (pin 1) tie high or leave floating

// Connect to MMC Card CMD and CLK

inout  mmc_cmd;

output mmc_clk;

// Instantiate XMSMMC IP

xmsmmc_core boot_i (

    .cclk    (   cclk    ),

    .done    (   done    ),

    .init    (   init    ),

    .mmc_cmd (   mmc_cmd ),

    .mmc_clk (   mmc_clk ),

    .dis     (   1'b0    ),  // Tristate control not used

    .error   (           )   // Error output not used

    );

endmodule