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[/] [iso7816_3_master/] [trunk/] [test/] [Iso7816_directionProbe.v] - Rev 10
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`timescale 1ns / 1ps `default_nettype none ////////////////////////////////////////////////////////////////////////////////// // Company: // Engineer: Sebastien Riou // // Create Date: 17:14:04 01/29/2011 // Design Name: // Module Name: Iso7816_directionProbe // Project Name: // Target Devices: // Tool versions: // Description: model a probe which consist only of wires. Propagation delay over the sio line // is used to determined the direction of the communication: // If the terminal send a start bit, the termMon output will go low before cardMon and viceversa // // Dependencies: // // Revision: // Revision 0.01 - File Created // Additional Comments: // ////////////////////////////////////////////////////////////////////////////////// module Iso7816_directionProbe( inout wire isoSioTerm, inout wire isoSioCard, output wire termMon, output wire cardMon ); TriWirePullup sioLine(.a(isoSioTerm), .b(isoSioCard)); assign termMon = isoSioTerm; assign cardMon = isoSioCard; endmodule
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