xnor gate | Student Projects https://studentprojects.in Microcontroller projects, Circuit Diagrams, Project Ideas Sat, 09 Jun 2012 08:56:10 +0000 en-US hourly 1 https://wordpress.org/?v=6.1.7 Verilog HDL Program for EXCLUSIVE NOR Logic Gate https://studentprojects.in/electronics/verilog-hdl/verilog-hdl-program-for-exclusive-nor-logic-gate/ https://studentprojects.in/electronics/verilog-hdl/verilog-hdl-program-for-exclusive-nor-logic-gate/#respond Thu, 31 May 2012 13:52:17 +0000 http://studentprojects.in/?p=2995 The XNOR gate is a digital logic gate whose function is the inverse of the exclusive OR (XOR) gate. A HIGH output (1) results if both of the inputs to the gate are the same. If one but not both inputs are HIGH (1), a LOW output (0) results. module xnor1(c,a,b); output c; input a,b;

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]]> The XNOR gate is a digital logic gate whose function is the inverse of the exclusive OR (XOR) gate. A HIGH output (1) results if both of the inputs to the gate are the same. If one but not both inputs are HIGH (1), a LOW output (0) results.

module xnor1(c,a,b);
    output c;
    input a,b;
    wire d,e,f,g;
    inv u1(d,a);
    inv u2(e,b);
    and1 u3(f,a,b);
    and1 u4(g,e,d);
    or1 u5(c,f,g);
endmodule
Simulated waveform for Ex-nor Gate
Simulated waveform for Ex-nor Gate

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