1 //-----------------------------------------------------
  2 // Design Name : tff_async_reset
  3 // File Name   : tff_async_reset.sv
  4 // Function    : T flip-flop async reset
  5 // Coder       : Deepak Kumar Tala
  6 //-----------------------------------------------------
  7 module tff_async_reset (
  8 input   wire  data  , // Data Input
  9 input   wire  clk   , // Clock Input
 10 input   wire  reset , // Reset input
 11 output  reg   q       // Q output
 12 );
 13 //-------------Code Starts Here---------
 14 always_ff @ ( posedge clk iff reset == 1 or negedge reset)
 15 if (~reset) begin
 16   q <= 1'b0;
 17 end else if (data) begin
 18   q <=  ! q;
 19 end
 20 
 21 endmodule //End Of Module tff_async_reset

  1 //-----------------------------------------------------
  2 // Design Name : tff_sync_reset
  3 // File Name   : tff_sync_reset.sv
  4 // Function    : T flip-flop sync reset
  5 // Coder       : Deepak Kumar Tala
  6 //-----------------------------------------------------
  7 module tff_sync_reset (
  8 input  wire data  , // Data Input
  9 input  wire clk   , // Clock Input
 10 input  wire reset , // Reset input
 11 output reg  q       // Q output
 12 );
 13 //-------------Code Starts Here---------
 14 always_ff @ ( posedge clk)
 15 if (~reset) begin
 16   q <= 1'b0;
 17 end else if (data) begin
 18   q <=  ! q;
 19 end
 20 
 21 endmodule //End Of Module tff_async_reset

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