| Line 52... |
Line 52... |
//
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//
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output reg tx_dout,
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output reg tx_dout,
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output reg tx_sout,
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output reg tx_sout,
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//
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//
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output reg ready_tx_data,
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output reg ready_tx_data,
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output ready_tx_timecode
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output reg ready_tx_timecode
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);
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);
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localparam [2:0] tx_spw_start = 3'b000,
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localparam [2:0] tx_spw_start = 3'b000,
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tx_spw_null = 3'b001,
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tx_spw_null = 3'b001,
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| Line 106... |
Line 106... |
reg last_tx_dout;
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reg last_tx_dout;
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reg last_tx_sout;
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reg last_tx_sout;
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reg [3:0] global_counter_transfer;
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reg [3:0] global_counter_transfer;
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assign ready_tx_timecode = (enable_time_code & global_counter_transfer == 14)?1'b1:1'b0;
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/*
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/*
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assign ready_tx_timecode = (enable_time_code & global_counter_transfer == 13)?1'b1:1'b0;
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assign ready_tx_data = (enable_n_char & global_counter_transfer == 4'd9 & !data_tx_i[8])?1'b1:
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assign ready_tx_data = (enable_n_char & global_counter_transfer == 4'd9 & !data_tx_i[8])?1'b1:
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(enable_n_char & global_counter_transfer == 4'd3 & data_tx_i[8])?1'b1:1'b0;
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(enable_n_char & global_counter_transfer == 4'd3 & data_tx_i[8])?1'b1:1'b0;
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*/
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*/
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always@(*)
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always@(*)
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| Line 259... |
Line 260... |
begin
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begin
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tx_dout = timecode_s[8];
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tx_dout = timecode_s[8];
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end
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end
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else if( enable_time_code & !first_time & global_counter_transfer == 4'd6)
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else if( enable_time_code & !first_time & global_counter_transfer == 4'd6)
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begin
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begin
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tx_dout = timecode_s[7];
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tx_dout = timecode_s[0];
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end
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end
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else if( enable_time_code & !first_time & global_counter_transfer == 4'd7)
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else if( enable_time_code & !first_time & global_counter_transfer == 4'd7)
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begin
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begin
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tx_dout = timecode_s[6];
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tx_dout = timecode_s[1];
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end
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end
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else if( enable_time_code & !first_time & global_counter_transfer == 4'd8)
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else if( enable_time_code & !first_time & global_counter_transfer == 4'd8)
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begin
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begin
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tx_dout = timecode_s[5];
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tx_dout = timecode_s[2];
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end
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end
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else if( enable_time_code & !first_time & global_counter_transfer == 4'd9)
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else if( enable_time_code & !first_time & global_counter_transfer == 4'd9)
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begin
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begin
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tx_dout = timecode_s[4];
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tx_dout = timecode_s[3];
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end
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end
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else if( enable_time_code & !first_time & global_counter_transfer == 4'd10)
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else if( enable_time_code & !first_time & global_counter_transfer == 4'd10)
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begin
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begin
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tx_dout = timecode_s[3];
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tx_dout = timecode_s[4];
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end
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end
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else if( enable_time_code & !first_time & global_counter_transfer == 4'd11)
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else if( enable_time_code & !first_time & global_counter_transfer == 4'd11)
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begin
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begin
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tx_dout = timecode_s[2];
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tx_dout = timecode_s[5];
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end
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end
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else if( enable_time_code & !first_time & global_counter_transfer == 4'd12)
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else if( enable_time_code & !first_time & global_counter_transfer == 4'd12)
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begin
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begin
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tx_dout = timecode_s[1];
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tx_dout = timecode_s[6];
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end
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end
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else if( enable_time_code & !first_time & global_counter_transfer == 4'd13)
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else if( enable_time_code & !first_time & global_counter_transfer == 4'd13)
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begin
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begin
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tx_dout = timecode_s[0];
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tx_dout = timecode_s[7];
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end
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end
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else if( enable_n_char & !data_tx_i[8] & !first_time & last_type == NULL & global_counter_transfer == 4'd0)
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else if( enable_n_char & !data_tx_i[8] & !first_time & last_type == NULL & global_counter_transfer == 4'd0)
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begin
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begin
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tx_dout = !(data_tx_i[8]^null_s[0]^null_s[1]);
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tx_dout = !(data_tx_i[8]^null_s[0]^null_s[1]);
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end
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end
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| Line 432... |
Line 433... |
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if(!enable_tx)
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if(!enable_tx)
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begin
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begin
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tx_sout = 1'b0;
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tx_sout = 1'b0;
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end
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end
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else if((enable_null | enable_fct | enable_n_char) && tx_dout == last_tx_dout)
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else if((enable_null | enable_fct | enable_n_char | enable_time_code) && tx_dout == last_tx_dout)
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begin
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begin
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tx_sout = !last_tx_sout;
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tx_sout = !last_tx_sout;
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end
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end
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else if((enable_null | enable_fct | enable_n_char) && tx_dout != last_tx_dout)
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else if((enable_null | enable_fct | enable_n_char | enable_time_code) && tx_dout != last_tx_dout)
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begin
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begin
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tx_sout = last_tx_sout;
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tx_sout = last_tx_sout;
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end
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end
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end
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end
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| Line 590... |
Line 591... |
begin
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begin
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null_s <= 8'h74;
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null_s <= 8'h74;
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fct_s <= 4'h4;
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fct_s <= 4'h4;
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eop_s <= 4'h5;
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eop_s <= 4'h5;
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eep_s <= 4'h6;
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eep_s <= 4'h6;
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timecode_s <= 14'h1e00;
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timecode_s <= 14'b01110000000000;
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fct_flag <= 3'd0;
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fct_flag <= 3'd0;
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fct_send_last <= 3'd0;
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fct_send_last <= 3'd0;
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first_time <= 1'b1;
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first_time <= 1'b1;
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ready_tx_data <= 1'b0;
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ready_tx_data <= 1'b0;
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ready_tx_timecode <= 1'b0;
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hold_null <= 1'b0;
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hold_null <= 1'b0;
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hold_fct <= 1'b0;
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hold_fct <= 1'b0;
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hold_data <= 1'b0;
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hold_data <= 1'b0;
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hold_time_code <= 1'b0;
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hold_time_code <= 1'b0;
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| Line 627... |
Line 629... |
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if(enable_null)
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if(enable_null)
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begin
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begin
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ready_tx_data <= 1'b0;
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ready_tx_data <= 1'b0;
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ready_tx_timecode <= 1'b0;
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//
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//
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if(fct_send_last != fct_send)
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if(fct_send_last != fct_send)
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begin
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begin
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if(fct_send == 3'd1 && fct_send_last == 3'd7)
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if(fct_send == 3'd1 && fct_send_last == 3'd7)
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| Line 679... |
Line 682... |
end
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end
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else if(enable_fct)
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else if(enable_fct)
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begin
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begin
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ready_tx_data <= 1'b0;
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ready_tx_data <= 1'b0;
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ready_tx_timecode <= 1'b0;
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//
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//
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if(fct_counter_last != fct_counter)
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if(fct_counter_last != fct_counter)
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begin
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begin
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if(fct_counter == 6'd8 && fct_counter_last == 6'd56)
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if(fct_counter == 6'd8 && fct_counter_last == 6'd56)
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| Line 712... |
Line 716... |
else if(enable_time_code)
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else if(enable_time_code)
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begin
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begin
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ready_tx_data <= 1'b0;
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ready_tx_data <= 1'b0;
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if(global_counter_transfer == 4'd13)
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begin
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ready_tx_timecode <= 1'b1;
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end
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//
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//
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if(fct_counter_last != fct_counter)
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if(fct_counter_last != fct_counter)
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begin
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begin
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if(fct_counter == 6'd8 && fct_counter_last == 6'd56)
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if(fct_counter == 6'd8 && fct_counter_last == 6'd56)
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begin
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begin
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| Line 745... |
Line 754... |
end
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end
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|
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if(global_counter_transfer < 4'd13)
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if(global_counter_transfer < 4'd13)
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begin
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begin
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global_counter_transfer <= global_counter_transfer + 4'd1;
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global_counter_transfer <= global_counter_transfer + 4'd1;
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last_timein_control_flag_tx <= timecode_tx_i;
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timecode_s <= {timecode_s[13:10],2'd2,timecode_tx_i[7:0]};
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end
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end
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else
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else
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begin
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begin
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last_timein_control_flag_tx <= timecode_tx_i;
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global_counter_transfer <= 4'd0;
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global_counter_transfer <= 4'd0;
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end
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end
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end
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end
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else if(enable_n_char)
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else if(enable_n_char)
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begin
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begin
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ready_tx_timecode <= 1'b0;
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//
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//
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if(fct_send_last != fct_send)
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if(fct_send_last != fct_send)
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begin
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begin
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if(fct_send == 3'd1 && fct_send_last == 3'd7)
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if(fct_send == 3'd1 && fct_send_last == 3'd7)
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begin
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begin
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