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73. SR Latch

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Solving Approach

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Code

module sr_latch_nor (
    input  S,
    input  R,
    output reg Q,
    output reg Qn
);
   always @(*)
   case({S,R})
   2'b00 : begin Q=Q; Qn=Qn; end
   2'b01 :begin Q=0; Qn=1;end
   2'b10 : begin Q=1; Qn=0;end
   2'b11 : begin Q=0; Qn=1;end
   endcase 
    
endmodule
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