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URL https://opencores.org/ocsvn/spacewiresystemc/spacewiresystemc/trunk

Subversion Repositories spacewiresystemc

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  • This comparison shows the changes necessary to convert path 
    /spacewiresystemc/trunk
    from Rev 38 to Rev 39
    ↔ Reverse comparison
  •

Rev 38 → Rev 39

/rtl/RTL_VB/fifo_rx.v
218,7 → 218,6
mem[62] <= {(DWIDTH){1'b0}};
mem[63] <= {(DWIDTH){1'b0}};
 
overflow_credit_error<=1'b0;
state_data_write <= 2'd0;
end
else
229,13 → 228,6
case(state_data_write)
2'd0:
begin
if(credit_counter > 6'd55)
begin
overflow_credit_error <= 1'b1;
end
else
overflow_credit_error <= 1'b0;
 
mem[wr_ptr]<=data_in;
end
2'd1:
265,8 → 257,7
begin
if (!reset)
begin
f_full <= 1'b0;
f_empty <= 1'b1;
overflow_credit_error<=1'b0;
counter <= {(AWIDTH){1'b0}};
credit_counter <= 6'd55;
end
275,7 → 266,10
 
if (state_data_write == 2'd2)
begin
credit_counter <= credit_counter - 6'd1;
if(credit_counter == 6'd0)
credit_counter <= credit_counter;
else
credit_counter <= credit_counter - 6'd1;
end
else if(state_data_read == 2'd2)
begin
286,9 → 280,18
else
credit_counter <= credit_counter + 6'd7;
end
else
credit_counter <= credit_counter;
end
else
credit_counter <= credit_counter;
begin
if(credit_counter > 6'd55)
begin
overflow_credit_error <= 1'b1;
end
else
overflow_credit_error <= 1'b0;
end
 
if (state_data_write == 2'd2)
begin
308,27 → 311,27
begin
counter <= counter;
end
end
end
 
if(counter == 6'd63)
begin
f_full <= 1'b1;
end
else
begin
f_full <= 1'b0;
end
always@(*)
begin
 
if(counter == 6'd0)
begin
f_empty <= 1'b1;
end
else
begin
f_empty <= 1'b0;
end
end
f_full = 1'b0;
f_empty = 1'b0;
 
if(counter == 6'd63)
begin
f_full = 1'b1;
end
 
if(counter == 6'd0)
begin
f_empty = 1'b1;
end
 
end
 
//Read pointer
always@(posedge clock or negedge reset)
begin
/rtl/RTL_VB/fifo_tx.v
222,11 → 222,12
case(state_data_write)
2'd0:
begin
mem[wr_ptr]<=data_in;
mem[wr_ptr]<=mem[wr_ptr];
wr_ptr <= wr_ptr;
end
2'd1:
begin
mem[wr_ptr]<=mem[wr_ptr];
mem[wr_ptr]<=data_in;
end
2'd2:
begin
246,14 → 247,12
begin
if (!reset)
begin
f_full <= 1'b0;
f_empty <= 1'b1;
counter <= {(AWIDTH){1'b0}};
end
else
begin
 
if (state_data_write == 2'd2)
if(state_data_write == 2'd2)
begin
if(counter == 6'd63)
counter <= counter;
272,24 → 271,26
counter <= counter;
end
 
if(counter == 6'd63)
begin
f_full <= 1'b1;
end
else
begin
f_full <= 1'b0;
end
end
end
 
if(counter == 6'd0)
begin
f_empty <= 1'b1;
end
else
begin
f_empty <= 1'b0;
end
 
always@(*)
begin
 
f_full = 1'b0;
f_empty = 1'b0;
 
if(counter == 6'd63)
begin
f_full = 1'b1;
end
 
if(counter == 6'd0)
begin
f_empty = 1'b1;
end
 
end
 
//Read pointer
312,12 → 313,12
if(rd_en)
begin
write_tx<= 1'b0;
data_out <= data_out;
rd_ptr <= rd_ptr+ 6'd1;
rd_ptr <= rd_ptr + 6'd1;
end
else
begin
data_out <= mem[rd_ptr];
 
if(counter > 6'd0)
begin
write_tx<= 1'b1;
334,7 → 335,7
2'd2:
begin
write_tx<= 1'b0;
data_out <= data_out;
data_out <= mem[rd_ptr];
end
default:
begin
/rtl/RTL_VB/rx_spw.v
407,45 → 407,58
end
end
 
always@(*)
always@(posedge ready_data_p or negedge rx_resetn )
begin
 
rx_error_d = 1'b0;
 
if(last_is_control && ready_data_p)
if(!rx_resetn)
begin
if(!(dta_timec[8]^control[0]^control[1]) != parity_rec_d)
begin
rx_error_d = 1'b1;
end
rx_error_d <= 1'b0;
end
else if(last_is_data && ready_data_p)
else
begin
if(!(dta_timec[8]^data[7]^data[6]^data[5]^data[4]^data[3]^data[2]^data[1]^data[0]) != parity_rec_d)
if(last_is_control)
begin
rx_error_d = 1'b1;
if(!(dta_timec[8]^control[0]^control[1]) != parity_rec_d)
begin
rx_error_d <= 1'b1;
end
end
else if(last_is_data)
begin
if(!(dta_timec[8]^data[7]^data[6]^data[5]^data[4]^data[3]^data[2]^data[1]^data[0]) != parity_rec_d)
begin
rx_error_d <= 1'b1;
end
end
end
end
 
always@(*)
always@(posedge ready_control_p or negedge rx_resetn )
begin
rx_error_c = 1'b0;
 
if(last_is_control && ready_control_p)
if(!rx_resetn)
begin
if(!(control_r[2]^control[0]^control[1]) != parity_rec_c)
begin
rx_error_c = 1'b1;
end
rx_error_c <= 1'b0;
end
else if(last_is_data && ready_control_p)
else
begin
if(!(control_r[2]^data[7]^data[6]^data[5]^data[4]^data[3]^data[2]^data[1]^data[0]) != parity_rec_c)
if(last_is_control)
begin
rx_error_c = 1'b1;
if(!(control_r[2]^control[0]^control[1]) != parity_rec_c)
begin
rx_error_c <= 1'b1;
end
end
else if(last_is_data)
begin
if(!(control_r[2]^data[7]^data[6]^data[5]^data[4]^data[3]^data[2]^data[1]^data[0]) != parity_rec_c)
begin
rx_error_c <= 1'b1;
end
end
end
end
 
always@(posedge negedge_clk or negedge rx_resetn)
/rtl/RTL_VB/tx_spw.v
64,7 → 64,8
tx_spw_null_c = 7'b0000100,
tx_spw_fct_c = 7'b0001000,
tx_spw_data_c = 7'b0010000,
tx_spw_time_code_c = 7'b0100000;
tx_spw_data_c_0 = 7'b0100000,
tx_spw_time_code_c = 7'b1000000;
 
localparam [5:0] NULL = 6'b000001,
FCT = 6'b000010,
99,9 → 100,11
reg [5:0] last_type;
reg [8:0] txdata_flagctrl_tx_last;
reg [8:0] tx_data_in;
reg [8:0] tx_data_took;
reg [8:0] tx_data_in_0;
reg process_data;
reg process_data_0;
reg last_process_data;
 
 
reg [7:0] last_timein_control_flag_tx;
reg [7:0] tx_tcode_in;
reg tcode_rdy_trnsp;
111,7 → 114,6
 
reg [5:0] fct_counter_receive;
 
reg data_ready_took;
reg block_decrement;
reg char_sent;
 
132,67 → 134,79
 
 
 
always@(*)
always@(posedge pclk_tx or negedge enable_tx)
begin
tx_dout = last_tx_dout;
 
if(!enable_tx)
begin
tx_dout <= 1'b0;
end
else
begin
case(state_tx)
tx_spw_start:
begin
if(send_null_tx && enable_tx)
begin
tx_dout <= !(null_s[6]^null_s[0]^null_s[1]);
end
else
begin
tx_dout <= 1'b0;
end
end
tx_spw_null,tx_spw_null_c:
begin
if(last_type == NULL && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(null_s[6]^null_s[0]^null_s[1]);
tx_dout <= !(null_s[6]^null_s[0]^null_s[1]);
end
else if(last_type == FCT && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(null_s[6]^fct_s[0]^fct_s[1]);
tx_dout <= !(null_s[6]^fct_s[0]^fct_s[1]);
end
else if(last_type == EOP && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(null_s[6]^eop_s[0]^eop_s[1]);
tx_dout <= !(null_s[6]^eop_s[0]^eop_s[1]);
end
else if(last_type == EEP && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(null_s[6]^eep_s[0]^eep_s[1]);
tx_dout <= !(null_s[6]^eep_s[0]^eep_s[1]);
end
else if(last_type == DATA && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(null_s[6]^txdata_flagctrl_tx_last[0]^txdata_flagctrl_tx_last[1]^txdata_flagctrl_tx_last[2]^txdata_flagctrl_tx_last[3]^ txdata_flagctrl_tx_last[4]^txdata_flagctrl_tx_last[5]^txdata_flagctrl_tx_last[6]^txdata_flagctrl_tx_last[7]);
tx_dout <= !(null_s[6]^txdata_flagctrl_tx_last[0]^txdata_flagctrl_tx_last[1]^txdata_flagctrl_tx_last[2]^txdata_flagctrl_tx_last[3]^ txdata_flagctrl_tx_last[4]^txdata_flagctrl_tx_last[5]^txdata_flagctrl_tx_last[6]^txdata_flagctrl_tx_last[7]);
end
else if(last_type == TIMEC && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(null_s[6]^last_timein_control_flag_tx[7]^last_timein_control_flag_tx[6]^last_timein_control_flag_tx[5]^last_timein_control_flag_tx[4]^last_timein_control_flag_tx[3]^last_timein_control_flag_tx[2]^last_timein_control_flag_tx[1]^last_timein_control_flag_tx[0]);
tx_dout <= !(null_s[6]^last_timein_control_flag_tx[7]^last_timein_control_flag_tx[6]^last_timein_control_flag_tx[5]^last_timein_control_flag_tx[4]^last_timein_control_flag_tx[3]^last_timein_control_flag_tx[2]^last_timein_control_flag_tx[1]^last_timein_control_flag_tx[0]);
end
else if(global_counter_transfer[3:0] == 4'd1)
begin
tx_dout = null_s[6];
tx_dout <= null_s[6];
end
else if(global_counter_transfer[3:0] == 4'd2)
begin
tx_dout = null_s[5];
tx_dout <= null_s[5];
end
else if(global_counter_transfer[3:0] == 4'd3)
begin
tx_dout = null_s[4];
tx_dout <= null_s[4];
end
else if(global_counter_transfer[3:0] == 4'd4)
begin
tx_dout = null_s[3];
tx_dout <= null_s[3];
end
else if(global_counter_transfer[3:0] == 4'd5)
begin
tx_dout = null_s[2];
tx_dout <= null_s[2];
end
else if(global_counter_transfer[3:0] == 4'd6)
begin
tx_dout = null_s[1];
tx_dout <= null_s[1];
end
else if(global_counter_transfer[3:0] == 4'd7)
begin
tx_dout = null_s[0];
tx_dout <= null_s[0];
end
end
tx_spw_fct,tx_spw_fct_c:
199,39 → 213,39
begin
if(last_type == NULL && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(fct_s[2]^null_s[0]^null_s[1]);
tx_dout <= !(fct_s[2]^null_s[0]^null_s[1]);
end
else if(last_type == FCT && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(fct_s[2]^fct_s[0]^fct_s[1]);
tx_dout <= !(fct_s[2]^fct_s[0]^fct_s[1]);
end
else if(last_type == EOP && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(fct_s[2]^eop_s[0]^eop_s[1]);
tx_dout <= !(fct_s[2]^eop_s[0]^eop_s[1]);
end
else if(last_type == EEP && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(fct_s[2]^eep_s[0]^eep_s[1]);
tx_dout <= !(fct_s[2]^eep_s[0]^eep_s[1]);
end
else if (last_type == DATA && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(fct_s[2]^txdata_flagctrl_tx_last[0]^txdata_flagctrl_tx_last[1]^txdata_flagctrl_tx_last[2]^txdata_flagctrl_tx_last[3]^ txdata_flagctrl_tx_last[4]^txdata_flagctrl_tx_last[5]^txdata_flagctrl_tx_last[6]^txdata_flagctrl_tx_last[7]);
tx_dout <= !(fct_s[2]^txdata_flagctrl_tx_last[0]^txdata_flagctrl_tx_last[1]^txdata_flagctrl_tx_last[2]^txdata_flagctrl_tx_last[3]^ txdata_flagctrl_tx_last[4]^txdata_flagctrl_tx_last[5]^txdata_flagctrl_tx_last[6]^txdata_flagctrl_tx_last[7]);
end
else if(last_type == TIMEC && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(fct_s[2]^last_timein_control_flag_tx[7]^last_timein_control_flag_tx[6]^last_timein_control_flag_tx[5]^last_timein_control_flag_tx[4]^last_timein_control_flag_tx[3]^last_timein_control_flag_tx[2]^last_timein_control_flag_tx[1]^last_timein_control_flag_tx[0]);
tx_dout <= !(fct_s[2]^last_timein_control_flag_tx[7]^last_timein_control_flag_tx[6]^last_timein_control_flag_tx[5]^last_timein_control_flag_tx[4]^last_timein_control_flag_tx[3]^last_timein_control_flag_tx[2]^last_timein_control_flag_tx[1]^last_timein_control_flag_tx[0]);
end
else if(global_counter_transfer[3:0] == 4'd1)
begin
tx_dout = fct_s[2];
tx_dout <= fct_s[2];
end
else if(global_counter_transfer[3:0] == 4'd2)
begin
tx_dout = fct_s[1];
tx_dout <= fct_s[1];
end
else if(global_counter_transfer[3:0] == 4'd3)
begin
tx_dout = fct_s[0];
tx_dout <= fct_s[0];
end
end
tx_spw_data_c:
238,214 → 252,349
begin
if(!tx_data_in[8] && last_type == NULL && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(tx_data_in[8]^null_s[0]^null_s[1]);
tx_dout <= !(tx_data_in[8]^null_s[0]^null_s[1]);
end
else if(!tx_data_in[8] && last_type == FCT && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(tx_data_in[8]^fct_s[0]^fct_s[1]);
tx_dout <= !(tx_data_in[8]^fct_s[0]^fct_s[1]);
end
else if(!tx_data_in[8] && last_type == EOP && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(tx_data_in[8]^eop_s[0]^eop_s[1]);
tx_dout <= !(tx_data_in[8]^eop_s[0]^eop_s[1]);
end
else if(!tx_data_in[8] && last_type == EEP && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(tx_data_in[8]^eep_s[0]^eep_s[1]);
tx_dout <= !(tx_data_in[8]^eep_s[0]^eep_s[1]);
end
else if(!tx_data_in[8] && last_type == DATA && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(tx_data_in[8]^txdata_flagctrl_tx_last[0]^txdata_flagctrl_tx_last[1]^txdata_flagctrl_tx_last[2]^txdata_flagctrl_tx_last[3]^ txdata_flagctrl_tx_last[4]^txdata_flagctrl_tx_last[5]^txdata_flagctrl_tx_last[6]^txdata_flagctrl_tx_last[7]);
tx_dout <= !(tx_data_in[8]^txdata_flagctrl_tx_last[0]^txdata_flagctrl_tx_last[1]^txdata_flagctrl_tx_last[2]^txdata_flagctrl_tx_last[3]^ txdata_flagctrl_tx_last[4]^txdata_flagctrl_tx_last[5]^txdata_flagctrl_tx_last[6]^txdata_flagctrl_tx_last[7]);
end
else if(!tx_data_in[8] && last_type == TIMEC && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(tx_data_in[8]^last_timein_control_flag_tx[7]^last_timein_control_flag_tx[6]^last_timein_control_flag_tx[5]^last_timein_control_flag_tx[4]^last_timein_control_flag_tx[3]^last_timein_control_flag_tx[2]^last_timein_control_flag_tx[1]^last_timein_control_flag_tx[0]);
tx_dout <= !(tx_data_in[8]^last_timein_control_flag_tx[7]^last_timein_control_flag_tx[6]^last_timein_control_flag_tx[5]^last_timein_control_flag_tx[4]^last_timein_control_flag_tx[3]^last_timein_control_flag_tx[2]^last_timein_control_flag_tx[1]^last_timein_control_flag_tx[0]);
end
else if(tx_data_in[8] && tx_data_in[1:0] == 2'b00 && last_type == NULL && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(eop_s[2]^null_s[0]^null_s[1]);
tx_dout <= !(eop_s[2]^null_s[0]^null_s[1]);
end
else if(tx_data_in[8] && tx_data_in[1:0] == 2'b00 && last_type == FCT && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(eop_s[2]^fct_s[0]^fct_s[1]);
tx_dout <= !(eop_s[2]^fct_s[0]^fct_s[1]);
end
else if(tx_data_in[8] && tx_data_in[1:0] == 2'b00 && last_type == EOP && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(eop_s[2]^eop_s[0]^eop_s[1]);
tx_dout <= !(eop_s[2]^eop_s[0]^eop_s[1]);
end
else if(tx_data_in[8] && tx_data_in[1:0] == 2'b00 && last_type == EEP && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(eop_s[2]^eep_s[0]^eep_s[1]);
tx_dout <= !(eop_s[2]^eep_s[0]^eep_s[1]);
end
else if(tx_data_in[8] && tx_data_in[1:0] == 2'b00 && last_type == DATA && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(eop_s[2]^txdata_flagctrl_tx_last[0]^txdata_flagctrl_tx_last[1]^txdata_flagctrl_tx_last[2]^txdata_flagctrl_tx_last[3]^ txdata_flagctrl_tx_last[4]^txdata_flagctrl_tx_last[5]^txdata_flagctrl_tx_last[6]^txdata_flagctrl_tx_last[7]);
tx_dout <= !(eop_s[2]^txdata_flagctrl_tx_last[0]^txdata_flagctrl_tx_last[1]^txdata_flagctrl_tx_last[2]^txdata_flagctrl_tx_last[3]^ txdata_flagctrl_tx_last[4]^txdata_flagctrl_tx_last[5]^txdata_flagctrl_tx_last[6]^txdata_flagctrl_tx_last[7]);
end
else if(tx_data_in[8] && tx_data_in[1:0] == 2'b00 && last_type == TIMEC && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(eop_s[2]^last_timein_control_flag_tx[7]^last_timein_control_flag_tx[6]^last_timein_control_flag_tx[5]^last_timein_control_flag_tx[4]^last_timein_control_flag_tx[3]^last_timein_control_flag_tx[2]^last_timein_control_flag_tx[1]^last_timein_control_flag_tx[0]);
tx_dout <= !(eop_s[2]^last_timein_control_flag_tx[7]^last_timein_control_flag_tx[6]^last_timein_control_flag_tx[5]^last_timein_control_flag_tx[4]^last_timein_control_flag_tx[3]^last_timein_control_flag_tx[2]^last_timein_control_flag_tx[1]^last_timein_control_flag_tx[0]);
end
else if(tx_data_in[8] && tx_data_in[1:0] == 2'b01 && last_type == NULL && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(eep_s[2]^null_s[0]^null_s[1]);
tx_dout <= !(eep_s[2]^null_s[0]^null_s[1]);
end
else if(tx_data_in[8] && tx_data_in[1:0] == 2'b01 && last_type == FCT && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(eep_s[2]^fct_s[0]^fct_s[1]);
tx_dout <= !(eep_s[2]^fct_s[0]^fct_s[1]);
end
else if(tx_data_in[8] && tx_data_in[1:0] == 2'b01 && last_type == EOP && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(eep_s[2]^eop_s[0]^eop_s[1]);
tx_dout <= !(eep_s[2]^eop_s[0]^eop_s[1]);
end
else if(tx_data_in[8] && tx_data_in[1:0] == 2'b01 && last_type == EEP && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(eep_s[2]^eep_s[0]^eep_s[1]);
tx_dout <= !(eep_s[2]^eep_s[0]^eep_s[1]);
end
else if(tx_data_in[8] && tx_data_in[1:0] == 2'b01 && last_type == DATA && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(eep_s[2]^txdata_flagctrl_tx_last[0]^txdata_flagctrl_tx_last[1]^txdata_flagctrl_tx_last[2]^txdata_flagctrl_tx_last[3]^ txdata_flagctrl_tx_last[4]^txdata_flagctrl_tx_last[5]^txdata_flagctrl_tx_last[6]^txdata_flagctrl_tx_last[7]);
tx_dout <= !(eep_s[2]^txdata_flagctrl_tx_last[0]^txdata_flagctrl_tx_last[1]^txdata_flagctrl_tx_last[2]^txdata_flagctrl_tx_last[3]^ txdata_flagctrl_tx_last[4]^txdata_flagctrl_tx_last[5]^txdata_flagctrl_tx_last[6]^txdata_flagctrl_tx_last[7]);
end
else if(tx_data_in[8] && tx_data_in[1:0] == 2'b01 && last_type == TIMEC && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(eep_s[2]^last_timein_control_flag_tx[7]^last_timein_control_flag_tx[6]^last_timein_control_flag_tx[5]^last_timein_control_flag_tx[4]^last_timein_control_flag_tx[3]^last_timein_control_flag_tx[2]^last_timein_control_flag_tx[1]^last_timein_control_flag_tx[0]);
tx_dout <= !(eep_s[2]^last_timein_control_flag_tx[7]^last_timein_control_flag_tx[6]^last_timein_control_flag_tx[5]^last_timein_control_flag_tx[4]^last_timein_control_flag_tx[3]^last_timein_control_flag_tx[2]^last_timein_control_flag_tx[1]^last_timein_control_flag_tx[0]);
end
else if(!tx_data_in[8] && global_counter_transfer[3:0] == 4'd1)
begin
tx_dout = tx_data_in[8];
tx_dout <= tx_data_in[8];
end
else if(!tx_data_in[8] && global_counter_transfer[3:0] == 4'd2)
begin
tx_dout = tx_data_in[0];
tx_dout <= tx_data_in[0];
end
else if(!tx_data_in[8] && global_counter_transfer[3:0] == 4'd3)
begin
tx_dout = tx_data_in[1];
tx_dout <= tx_data_in[1];
end
else if(!tx_data_in[8] && global_counter_transfer[3:0] == 4'd4)
begin
tx_dout = tx_data_in[2];
tx_dout <= tx_data_in[2];
end
else if(!tx_data_in[8] && global_counter_transfer[3:0] == 4'd5)
begin
tx_dout = tx_data_in[3];
tx_dout <= tx_data_in[3];
end
else if(!tx_data_in[8] && global_counter_transfer[3:0] == 4'd6)
begin
tx_dout = tx_data_in[4];
tx_dout <= tx_data_in[4];
end
else if(!tx_data_in[8] && global_counter_transfer[3:0] == 4'd7)
begin
tx_dout = tx_data_in[5];
tx_dout <= tx_data_in[5];
end
else if(!tx_data_in[8] && global_counter_transfer[3:0] == 4'd8)
begin
tx_dout = tx_data_in[6];
tx_dout <= tx_data_in[6];
end
else if(!tx_data_in[8] && global_counter_transfer[3:0] == 4'd9)
begin
tx_dout = tx_data_in[7];
tx_dout <= tx_data_in[7];
end
else if(tx_data_in[8] && tx_data_in[1:0] == 2'b01 && global_counter_transfer[3:0] == 4'd1)
begin
tx_dout = eep_s[2];
tx_dout <= eep_s[2];
end
else if( tx_data_in[8] && tx_data_in[1:0] == 2'b01 && global_counter_transfer[3:0] == 4'd2)
begin
tx_dout = eep_s[1];
tx_dout <= eep_s[1];
end
else if(tx_data_in[8] && tx_data_in[1:0] == 2'b01 && global_counter_transfer[3:0] == 4'd3)
begin
tx_dout = eep_s[0];
tx_dout <= eep_s[0];
end
else if(tx_data_in[8] && tx_data_in[1:0] == 2'b00 && global_counter_transfer[3:0] == 4'd1)
begin
tx_dout = eop_s[2];
tx_dout <= eop_s[2];
end
else if(tx_data_in[8] && tx_data_in[1:0] == 2'b00 && global_counter_transfer[3:0] == 4'd2)
begin
tx_dout = eop_s[1];
tx_dout <= eop_s[1];
end
else if(tx_data_in[8] && tx_data_in[1:0] == 2'b00 && global_counter_transfer[3:0] == 4'd3)
begin
tx_dout = eop_s[0];
tx_dout <= eop_s[0];
end
end
tx_spw_data_c_0:
begin
if(!tx_data_in_0[8] && last_type == NULL && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout <= !(tx_data_in_0[8]^null_s[0]^null_s[1]);
end
else if(!tx_data_in_0[8] && last_type == FCT && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout <= !(tx_data_in_0[8]^fct_s[0]^fct_s[1]);
end
else if(!tx_data_in_0[8] && last_type == EOP && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout <= !(tx_data_in_0[8]^eop_s[0]^eop_s[1]);
end
else if(!tx_data_in_0[8] && last_type == EEP && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout <= !(tx_data_in_0[8]^eep_s[0]^eep_s[1]);
end
else if(!tx_data_in_0[8] && last_type == DATA && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout <= !(tx_data_in_0[8]^txdata_flagctrl_tx_last[0]^txdata_flagctrl_tx_last[1]^txdata_flagctrl_tx_last[2]^txdata_flagctrl_tx_last[3]^ txdata_flagctrl_tx_last[4]^txdata_flagctrl_tx_last[5]^txdata_flagctrl_tx_last[6]^txdata_flagctrl_tx_last[7]);
end
else if(!tx_data_in_0[8] && last_type == TIMEC && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout <= !(tx_data_in_0[8]^last_timein_control_flag_tx[7]^last_timein_control_flag_tx[6]^last_timein_control_flag_tx[5]^last_timein_control_flag_tx[4]^last_timein_control_flag_tx[3]^last_timein_control_flag_tx[2]^last_timein_control_flag_tx[1]^last_timein_control_flag_tx[0]);
end
else if(tx_data_in_0[8] && tx_data_in_0[1:0] == 2'b00 && last_type == NULL && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout <= !(eop_s[2]^null_s[0]^null_s[1]);
end
else if(tx_data_in_0[8] && tx_data_in_0[1:0] == 2'b00 && last_type == FCT && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout <= !(eop_s[2]^fct_s[0]^fct_s[1]);
end
else if(tx_data_in_0[8] && tx_data_in_0[1:0] == 2'b00 && last_type == EOP && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout <= !(eop_s[2]^eop_s[0]^eop_s[1]);
end
else if(tx_data_in_0[8] && tx_data_in_0[1:0] == 2'b00 && last_type == EEP && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout <= !(eop_s[2]^eep_s[0]^eep_s[1]);
end
else if(tx_data_in_0[8] && tx_data_in_0[1:0] == 2'b00 && last_type == DATA && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout <= !(eop_s[2]^txdata_flagctrl_tx_last[0]^txdata_flagctrl_tx_last[1]^txdata_flagctrl_tx_last[2]^txdata_flagctrl_tx_last[3]^ txdata_flagctrl_tx_last[4]^txdata_flagctrl_tx_last[5]^txdata_flagctrl_tx_last[6]^txdata_flagctrl_tx_last[7]);
end
else if(tx_data_in_0[8] && tx_data_in_0[1:0] == 2'b00 && last_type == TIMEC && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout <= !(eop_s[2]^last_timein_control_flag_tx[7]^last_timein_control_flag_tx[6]^last_timein_control_flag_tx[5]^last_timein_control_flag_tx[4]^last_timein_control_flag_tx[3]^last_timein_control_flag_tx[2]^last_timein_control_flag_tx[1]^last_timein_control_flag_tx[0]);
end
else if(tx_data_in_0[8] && tx_data_in_0[1:0] == 2'b01 && last_type == NULL && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout <= !(eep_s[2]^null_s[0]^null_s[1]);
end
else if(tx_data_in_0[8] && tx_data_in_0[1:0] == 2'b01 && last_type == FCT && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout <= !(eep_s[2]^fct_s[0]^fct_s[1]);
end
else if(tx_data_in_0[8] && tx_data_in_0[1:0] == 2'b01 && last_type == EOP && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout <= !(eep_s[2]^eop_s[0]^eop_s[1]);
end
else if(tx_data_in_0[8] && tx_data_in_0[1:0] == 2'b01 && last_type == EEP && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout <= !(eep_s[2]^eep_s[0]^eep_s[1]);
end
else if(tx_data_in_0[8] && tx_data_in_0[1:0] == 2'b01 && last_type == DATA && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout <= !(eep_s[2]^txdata_flagctrl_tx_last[0]^txdata_flagctrl_tx_last[1]^txdata_flagctrl_tx_last[2]^txdata_flagctrl_tx_last[3]^ txdata_flagctrl_tx_last[4]^txdata_flagctrl_tx_last[5]^txdata_flagctrl_tx_last[6]^txdata_flagctrl_tx_last[7]);
end
else if(tx_data_in_0[8] && tx_data_in_0[1:0] == 2'b01 && last_type == TIMEC && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout <= !(eep_s[2]^last_timein_control_flag_tx[7]^last_timein_control_flag_tx[6]^last_timein_control_flag_tx[5]^last_timein_control_flag_tx[4]^last_timein_control_flag_tx[3]^last_timein_control_flag_tx[2]^last_timein_control_flag_tx[1]^last_timein_control_flag_tx[0]);
end
else if(!tx_data_in_0[8] && global_counter_transfer[3:0] == 4'd1)
begin
tx_dout <= tx_data_in_0[8];
end
else if(!tx_data_in_0[8] && global_counter_transfer[3:0] == 4'd2)
begin
tx_dout <= tx_data_in_0[0];
end
else if(!tx_data_in_0[8] && global_counter_transfer[3:0] == 4'd3)
begin
tx_dout <= tx_data_in_0[1];
end
else if(!tx_data_in_0[8] && global_counter_transfer[3:0] == 4'd4)
begin
tx_dout <= tx_data_in_0[2];
end
else if(!tx_data_in_0[8] && global_counter_transfer[3:0] == 4'd5)
begin
tx_dout <= tx_data_in_0[3];
end
else if(!tx_data_in_0[8] && global_counter_transfer[3:0] == 4'd6)
begin
tx_dout <= tx_data_in_0[4];
end
else if(!tx_data_in_0[8] && global_counter_transfer[3:0] == 4'd7)
begin
tx_dout <= tx_data_in_0[5];
end
else if(!tx_data_in_0[8] && global_counter_transfer[3:0] == 4'd8)
begin
tx_dout <= tx_data_in_0[6];
end
else if(!tx_data_in_0[8] && global_counter_transfer[3:0] == 4'd9)
begin
tx_dout <= tx_data_in_0[7];
end
else if(tx_data_in_0[8] && tx_data_in_0[1:0] == 2'b01 && global_counter_transfer[3:0] == 4'd1)
begin
tx_dout <= eep_s[2];
end
else if( tx_data_in_0[8] && tx_data_in_0[1:0] == 2'b01 && global_counter_transfer[3:0] == 4'd2)
begin
tx_dout <= eep_s[1];
end
else if(tx_data_in_0[8] && tx_data_in_0[1:0] == 2'b01 && global_counter_transfer[3:0] == 4'd3)
begin
tx_dout <= eep_s[0];
end
else if(tx_data_in_0[8] && tx_data_in_0[1:0] == 2'b00 && global_counter_transfer[3:0] == 4'd1)
begin
tx_dout <= eop_s[2];
end
else if(tx_data_in_0[8] && tx_data_in_0[1:0] == 2'b00 && global_counter_transfer[3:0] == 4'd2)
begin
tx_dout <= eop_s[1];
end
else if(tx_data_in_0[8] && tx_data_in_0[1:0] == 2'b00 && global_counter_transfer[3:0] == 4'd3)
begin
tx_dout <= eop_s[0];
end
end
tx_spw_time_code_c:
begin
if(last_type == NULL && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(timecode_s[12]^null_s[0]^null_s[1]);
tx_dout <= !(timecode_s[12]^null_s[0]^null_s[1]);
end
else if(last_type == FCT && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(timecode_s[12]^fct_s[0]^fct_s[1]);
tx_dout <= !(timecode_s[12]^fct_s[0]^fct_s[1]);
end
else if (last_type == EOP && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(timecode_s[12]^eop_s[0]^eop_s[1]);
tx_dout <= !(timecode_s[12]^eop_s[0]^eop_s[1]);
end
else if( last_type == EEP && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(timecode_s[12]^eep_s[0]^eep_s[1]);
tx_dout <= !(timecode_s[12]^eep_s[0]^eep_s[1]);
end
else if( last_type == DATA && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(timecode_s[12]^txdata_flagctrl_tx_last[0]^txdata_flagctrl_tx_last[1]^txdata_flagctrl_tx_last[2]^txdata_flagctrl_tx_last[3]^ txdata_flagctrl_tx_last[4]^txdata_flagctrl_tx_last[5]^txdata_flagctrl_tx_last[6]^txdata_flagctrl_tx_last[7]);
tx_dout <= !(timecode_s[12]^txdata_flagctrl_tx_last[0]^txdata_flagctrl_tx_last[1]^txdata_flagctrl_tx_last[2]^txdata_flagctrl_tx_last[3]^ txdata_flagctrl_tx_last[4]^txdata_flagctrl_tx_last[5]^txdata_flagctrl_tx_last[6]^txdata_flagctrl_tx_last[7]);
end
else if( last_type == TIMEC && global_counter_transfer[3:0] == 4'd0)
begin
tx_dout = !(timecode_s[12]^last_timein_control_flag_tx[7]^last_timein_control_flag_tx[6]^last_timein_control_flag_tx[5]^last_timein_control_flag_tx[4]^last_timein_control_flag_tx[3]^last_timein_control_flag_tx[2]^last_timein_control_flag_tx[1]^last_timein_control_flag_tx[0]);
tx_dout <= !(timecode_s[12]^last_timein_control_flag_tx[7]^last_timein_control_flag_tx[6]^last_timein_control_flag_tx[5]^last_timein_control_flag_tx[4]^last_timein_control_flag_tx[3]^last_timein_control_flag_tx[2]^last_timein_control_flag_tx[1]^last_timein_control_flag_tx[0]);
end
else if( global_counter_transfer[3:0] == 4'd1)
begin
tx_dout = timecode_s[12];
tx_dout <= timecode_s[12];
end
else if( global_counter_transfer[3:0] == 4'd2)
begin
tx_dout = timecode_s[11];
tx_dout <= timecode_s[11];
end
else if( global_counter_transfer[3:0] == 4'd3)
begin
tx_dout = timecode_s[10];
tx_dout <= timecode_s[10];
end
else if( global_counter_transfer[3:0] == 4'd4)
begin
tx_dout = timecode_s[9];
tx_dout <= timecode_s[9];
end
else if( global_counter_transfer[3:0] == 4'd5)
begin
tx_dout = timecode_s[8];
tx_dout <= timecode_s[8];
end
else if( global_counter_transfer[3:0] == 4'd6)
begin
tx_dout = timecode_s[0];
tx_dout <= timecode_s[0];
end
else if( global_counter_transfer[3:0] == 4'd7)
begin
tx_dout = timecode_s[1];
tx_dout <= timecode_s[1];
end
else if( global_counter_transfer[3:0] == 4'd8)
begin
tx_dout = timecode_s[2];
tx_dout <= timecode_s[2];
end
else if(global_counter_transfer[3:0] == 4'd9)
begin
tx_dout = timecode_s[3];
tx_dout <= timecode_s[3];
end
else if(global_counter_transfer[3:0] == 4'd10)
begin
tx_dout = timecode_s[4];
tx_dout <= timecode_s[4];
end
else if(global_counter_transfer[3:0] == 4'd11)
begin
tx_dout = timecode_s[5];
tx_dout <= timecode_s[5];
end
else if( global_counter_transfer[3:0] == 4'd12)
begin
tx_dout = timecode_s[6];
tx_dout <= timecode_s[6];
end
else if(global_counter_transfer[3:0] == 4'd13)
begin
tx_dout = timecode_s[7];
tx_dout <= timecode_s[7];
end
end
default:
452,6 → 601,7
begin
end
endcase
end
end
 
//strobe
490,14 → 640,7
end
3'd1:
begin
if(global_counter_transfer > 4'd0 && global_counter_transfer < 4'd12)
begin
next_state_fct_send = 3'd2;
end
else
begin
next_state_fct_send = 3'd1;
end
next_state_fct_send = 3'd2;
end
3'd2:
begin
512,14 → 655,7
end
3'd3:
begin
if(global_counter_transfer > 4'd0 && global_counter_transfer < 4'd12)
begin
next_state_fct_send = 3'd4;
end
else
begin
next_state_fct_send = 3'd3;
end
next_state_fct_send = 3'd4;
end
3'd4:
begin
557,7 → 693,7
end
3'd1:
begin
if(global_counter_transfer > 4'd0 && global_counter_transfer < 4'd12)
if(fct_flag < 3'd7)
fct_flag <= fct_flag + 3'd1;
else
fct_flag <= fct_flag;
568,7 → 704,7
end
3'd3:
begin
if(global_counter_transfer > 4'd0 && global_counter_transfer < 4'd12)
if(fct_flag > 3'd0)
fct_flag <= fct_flag - 3'd1;
else
fct_flag <= fct_flag;
606,14 → 742,8
end
3'd1:
begin
if(global_counter_transfer > 4'd0 && global_counter_transfer < 4'd12)
begin
next_state_fct_receive = 3'd2;
end
else
begin
next_state_fct_receive = 3'd1;
end
 
next_state_fct_receive = 3'd2;
end
3'd2:
begin
628,14 → 758,7
end
3'd3:
begin
if(global_counter_transfer > 4'd0 && global_counter_transfer < 4'd12)
begin
next_state_fct_receive = 3'd4;
end
else
begin
next_state_fct_receive = 3'd3;
end
next_state_fct_receive = 3'd4;
end
3'd4:
begin
675,19 → 798,14
end
3'd1:
begin
if(global_counter_transfer > 4'd0 && global_counter_transfer < 4'd12)
if(fct_counter_receive < 6'd48)
begin
if(fct_counter_receive < 6'd48)
begin
fct_counter_receive <= fct_counter_receive + 6'd8;
end
else
begin
fct_counter_receive <= fct_counter_receive + 6'd7;
end
fct_counter_receive <= fct_counter_receive + 6'd8;
end
else
fct_counter_receive <= fct_counter_receive;
begin
fct_counter_receive <= fct_counter_receive + 6'd7;
end
end
3'd2:
begin
695,15 → 813,10
end
3'd3:
begin
if(global_counter_transfer > 4'd0 && global_counter_transfer < 4'd12)
begin
if(fct_counter_receive == 6'd0)
fct_counter_receive <= fct_counter_receive;
else
fct_counter_receive <= fct_counter_receive - 6'd1;
end
if(fct_counter_receive == 6'd0)
fct_counter_receive <= fct_counter_receive;
else
fct_counter_receive <= fct_counter_receive;
fct_counter_receive <= fct_counter_receive - 6'd1;
end
3'd4:
begin
717,106 → 830,8
end
end
 
 
always@(*)
begin
next_state_data_fifo = state_data_fifo;
 
case(state_data_fifo)
3'd0:
begin
if(!ready_tx_data && txwrite_tx)
begin
next_state_data_fifo = 3'd1;
end
else
next_state_data_fifo = 3'd0;
end
3'd1:
begin
next_state_data_fifo = 3'd2;
end
3'd2:
begin
 
if(state_tx == tx_spw_null_c && global_counter_transfer > 4'd1 && global_counter_transfer < 4'd7)
next_state_data_fifo = 3'd3;
else if(state_tx == tx_spw_data_c && global_counter_transfer > 4'd1 && global_counter_transfer < 4'd9)
next_state_data_fifo = 3'd3;
else
next_state_data_fifo = 3'd2;
end
3'd3:
begin
if(!ready_tx_data && txwrite_tx)
begin
next_state_data_fifo = 3'd3;
end
else
begin
next_state_data_fifo = 3'd0;
end
end
default:
begin
next_state_data_fifo = 3'd0;
end
endcase
end
 
always@(posedge pclk_tx or negedge enable_tx)
begin
if(!enable_tx)
begin
data_ready_took <= 1'b0;
state_data_fifo <= 3'd0;
tx_data_took <= 9'd0;
end
else
begin
 
state_data_fifo <= next_state_data_fifo;
 
case(state_data_fifo)
3'd0:
begin
//tx_data_took <= tx_data_took;
end
3'd1:
begin
tx_data_took <= data_tx_i;
end
3'd2:
begin
tx_data_took <= data_tx_i;
 
if(state_tx == tx_spw_null_c && global_counter_transfer > 4'd0 && global_counter_transfer < 4'd7)
data_ready_took <= 1'b1;
else if(state_tx == tx_spw_data_c && global_counter_transfer > 4'd0 && global_counter_transfer < 4'd9)
data_ready_took <= 1'b1;
else
data_ready_took <= 1'b0;
end
3'd3:
begin
if(!ready_tx_data && txwrite_tx)
begin
data_ready_took <= 1'b1;
end
else
begin
data_ready_took <= 1'b0;
end
end
default:
begin
end
endcase
end
end
 
always@(*)
begin
next_state_tx = state_tx;
 
case(state_tx)
875,10 → 890,14
begin
next_state_tx = tx_spw_fct_c;
end
else if(data_ready_took && !gotfct_tx && fct_counter_receive > 6'd0)
else if(process_data && !gotfct_tx && fct_counter_receive > 6'd0)
begin
next_state_tx = tx_spw_data_c;
end
else if(process_data_0 && !gotfct_tx && fct_counter_receive > 6'd0)
begin
next_state_tx = tx_spw_data_c_0;
end
else
begin
next_state_tx = tx_spw_null_c;
922,9 → 941,9
begin
next_state_tx = tx_spw_fct_c;
end
else if(data_ready_took && !gotfct_tx && fct_counter_receive > 6'd0)
else if(process_data_0 && !gotfct_tx && fct_counter_receive > 6'd0)
begin
next_state_tx = tx_spw_data_c;
next_state_tx = tx_spw_data_c_0;
end
else
begin
957,6 → 976,56
 
end
tx_spw_data_c_0:
begin
 
if(!tx_data_in_0[8])
begin
if(global_counter_transfer == 4'd9)
begin
if(tickin_tx && !ready_tx_timecode && tcode_rdy_trnsp)
begin
next_state_tx = tx_spw_time_code_c;
end
else if(fct_flag > 3'd0 && !send_fct_now)
begin
next_state_tx = tx_spw_fct_c;
end
else if(process_data && !gotfct_tx && fct_counter_receive > 6'd0)
begin
next_state_tx = tx_spw_data_c;
end
else
begin
next_state_tx = tx_spw_null_c;
end
end
else
next_state_tx = tx_spw_data_c_0;
end
else if(tx_data_in_0[8])
begin
if(global_counter_transfer == 4'd3)
begin
if(tickin_tx && !ready_tx_timecode && tcode_rdy_trnsp)
begin
next_state_tx = tx_spw_time_code_c;
end
else if(fct_flag > 3'd0 && !send_fct_now)
begin
next_state_tx = tx_spw_fct_c;
end
else
begin
next_state_tx = tx_spw_null_c;
end
end
else
next_state_tx = tx_spw_data_c_0;
end
 
end
tx_spw_time_code_c:
begin
if(global_counter_transfer == 4'd13)
965,10 → 1034,14
begin
next_state_tx = tx_spw_fct_c;
end
else if(data_ready_took && !gotfct_tx && fct_counter_receive > 6'd0 )
else if(process_data && !gotfct_tx && fct_counter_receive > 6'd0 )
begin
next_state_tx = tx_spw_data_c;
end
else if(process_data_0 && !gotfct_tx && fct_counter_receive > 6'd0)
begin
next_state_tx = tx_spw_data_c_0;
end
else
begin
next_state_tx = tx_spw_null_c;
1002,6 → 1075,11
global_counter_transfer <= 4'd0;
txdata_flagctrl_tx_last <= 9'd0;
tx_data_in <= 9'd0;
tx_data_in_0 <= 9'd0;
 
process_data <= 1'b0;
process_data_0 <= 1'b0;
 
last_timein_control_flag_tx <= 8'd0;
 
char_sent<= 1'b0;
1026,7 → 1104,16
case(state_tx)
tx_spw_start:
begin
global_counter_transfer <= 4'd0;
 
if(send_null_tx && enable_tx)
begin
global_counter_transfer <= global_counter_transfer + 4'd1;
end
else
begin
global_counter_transfer <= 4'd0;
end
end
tx_spw_null:
begin
1034,8 → 1121,8
last_tx_dout <= tx_dout;
last_tx_sout <= tx_sout;
 
tx_dout_e <= last_tx_dout;
tx_sout_e <= last_tx_sout;
tx_dout_e <= tx_dout;
tx_sout_e <= tx_sout;
 
 
if(tickin_tx && global_counter_transfer == 4'd5)
1064,8 → 1151,8
last_tx_dout <= tx_dout;
last_tx_sout <= tx_sout;
 
tx_dout_e <= last_tx_dout;
tx_sout_e <= last_tx_sout;
tx_dout_e <= tx_dout;
tx_sout_e <= tx_sout;
 
if(global_counter_transfer == 4'd3)
begin
1089,21 → 1176,37
last_tx_dout <= tx_dout;
last_tx_sout <= tx_sout;
 
tx_dout_e <= last_tx_dout;
tx_sout_e <= last_tx_sout;
 
tx_dout_e <= tx_dout;
tx_sout_e <= tx_sout;
if(global_counter_transfer == 4'd7)
begin
fct_sent <= 1'b0;
last_type <= NULL;
global_counter_transfer <= 4'd0;
 
if(data_ready_took)
tx_data_in <= tx_data_took;
else
tx_data_in <= tx_data_in;
end
else
begin
 
if(process_data_0)
begin
process_data_0 <= process_data_0;
end
else
begin
if(txwrite_tx)
begin
tx_data_in <= data_tx_i;
process_data <= 1'b1;
end
else
begin
tx_data_in <= tx_data_in;
process_data <= 1'b0;
end
process_data_0 <= 1'b0;
end
 
char_sent <= 1'b0;
fct_sent <= 1'b0;
ready_tx_timecode <= 1'b0;
1117,8 → 1220,8
last_tx_dout <= tx_dout;
last_tx_sout <= tx_sout;
 
tx_dout_e <= last_tx_dout;
tx_sout_e <= last_tx_sout;
tx_dout_e <= tx_dout;
tx_sout_e <= tx_sout;
 
if(global_counter_transfer == 4'd3)
begin
1129,11 → 1232,12
end
else
begin
if(fct_flag > 3'd0)
fct_sent <= 1'b1;
else
fct_sent <= fct_sent;
char_sent <= 1'b0;
process_data <= process_data;
process_data_0 <= process_data_0;
 
fct_sent <= 1'b1;
 
global_counter_transfer <= global_counter_transfer + 4'd1;
end
end
1143,43 → 1247,142
last_tx_dout <= tx_dout;
last_tx_sout <= tx_sout;
 
tx_dout_e <= last_tx_dout;
tx_sout_e <= last_tx_sout;
tx_dout_e <= tx_dout;
tx_sout_e <= tx_sout;
 
fct_sent <= 1'b0;
 
if(!tx_data_in[8])
begin
 
if(global_counter_transfer == 4'd9)
begin
fct_sent <= 1'b0;
char_sent <= 1'b1;
last_type <= DATA;
global_counter_transfer <= 4'd0;
 
if(data_ready_took)
tx_data_in <= tx_data_took;
else
tx_data_in <= tx_data_in;
end
else
begin
 
if(global_counter_transfer == 4'd1)
if(global_counter_transfer < 4'd3)
begin
txdata_flagctrl_tx_last <= tx_data_in;
ready_tx_data <= 1'b1;
end
else
txdata_flagctrl_tx_last <= txdata_flagctrl_tx_last;
begin
fct_sent <= 1'b0;
ready_tx_data <= 1'b0;
 
if(global_counter_transfer == 4'd3)
begin
txdata_flagctrl_tx_last <= tx_data_in;
end
else
txdata_flagctrl_tx_last <= txdata_flagctrl_tx_last;
 
if(global_counter_transfer >= 4'd2 && global_counter_transfer < 4'd5)
if(txwrite_tx)
begin
tx_data_in_0 <= data_tx_i;
process_data_0 <= 1'b1;
end
else
begin
tx_data_in_0 <= tx_data_in_0;
process_data_0 <= 1'b0;
end
end
process_data <= 1'b0;
char_sent <= 1'b0;
ready_tx_timecode <= 1'b0;
global_counter_transfer <= global_counter_transfer + 4'd1;
 
end
 
end
else if(tx_data_in[8])
begin
 
if(global_counter_transfer == 4'd3)
begin
char_sent <= 1'b1;
fct_sent <= 1'b0;
if(tx_data_in[1:0] == 2'b00)
begin
last_type <=EOP;
end
else if(tx_data_in[1:0] == 2'b01)
begin
last_type <=EEP;
end
 
ready_tx_data <= 1'b0;
global_counter_transfer <= 4'd0;
end
else
begin
fct_sent <= 1'b0;
char_sent <= 1'b0;
process_data <= 1'b0;
process_data_0 <= 1'b0;
txdata_flagctrl_tx_last <= txdata_flagctrl_tx_last;
ready_tx_data <= 1'b1;
ready_tx_timecode <= 1'b0;
global_counter_transfer <= global_counter_transfer + 4'd1;
end
end
 
end
tx_spw_data_c_0:
begin
 
last_tx_dout <= tx_dout;
last_tx_sout <= tx_sout;
 
tx_dout_e <= tx_dout;
tx_sout_e <= tx_sout;
 
if(!tx_data_in_0[8])
begin
 
if(global_counter_transfer == 4'd9)
begin
fct_sent <= 1'b0;
char_sent <= 1'b1;
last_type <= DATA;
global_counter_transfer <= 4'd0;
end
else
begin
 
if(global_counter_transfer < 4'd3)
begin
ready_tx_data <= 1'b1;
end
else
begin
ready_tx_data <= 1'b0;
 
if(global_counter_transfer == 4'd3)
begin
txdata_flagctrl_tx_last <= tx_data_in_0;
end
else
txdata_flagctrl_tx_last <= txdata_flagctrl_tx_last;
 
if(txwrite_tx)
begin
tx_data_in <= data_tx_i;
process_data <= 1'b1;
end
else
begin
tx_data_in <= tx_data_in;
process_data <= 1'b0;
end
end
 
fct_sent <= 1'b0;
process_data_0 <= 1'b0;
char_sent <= 1'b0;
ready_tx_timecode <= 1'b0;
global_counter_transfer <= global_counter_transfer + 4'd1;
1187,18 → 1390,19
end
 
end
else if(tx_data_in[8])
else if(tx_data_in_0[8])
begin
 
if(global_counter_transfer == 4'd3)
begin
fct_sent <= 1'b0;
char_sent <= 1'b1;
 
if(tx_data_in[1:0] == 2'b00)
if(tx_data_in_0[1:0] == 2'b00)
begin
last_type <=EOP;
end
else if(tx_data_in[1:0] == 2'b01)
else if(tx_data_in_0[1:0] == 2'b01)
begin
last_type <=EEP;
end
1208,9 → 1412,13
end
else
begin
fct_sent <= 1'b0;
process_data <= 1'b0;
process_data_0 <= 1'b0;
txdata_flagctrl_tx_last <= txdata_flagctrl_tx_last;
ready_tx_data <= 1'b1;
ready_tx_timecode <= 1'b0;
char_sent <= 1'b0;
global_counter_transfer <= global_counter_transfer + 4'd1;
end
end
1218,22 → 1426,43
end
tx_spw_time_code_c:
begin
 
fct_sent <= 1'b0;
last_tx_dout <= tx_dout;
last_tx_sout <= tx_sout;
 
tx_dout_e <= last_tx_dout;
tx_sout_e <= last_tx_sout;
tx_dout_e <= tx_dout;
tx_sout_e <= tx_sout;
if(global_counter_transfer == 4'd13)
begin
fct_sent <= 1'b0;
ready_tx_timecode <= 1'b1;
global_counter_transfer <= 4'd0;
end
else
begin
if(process_data_0)
begin
 
process_data_0 <= process_data_0;
end
else
begin
if(txwrite_tx)
begin
tx_data_in <= data_tx_i;
process_data <= 1'b1;
end
else
begin
tx_data_in <= tx_data_in;
process_data <= 1'b0;
end
process_data_0 <= 1'b0;
end
fct_sent <= 1'b0;
char_sent <= 1'b0;
ready_tx_timecode <= 1'b0;
global_counter_transfer <= global_counter_transfer + 4'd1;
end
1253,6 → 1482,8
end
default:
begin
fct_sent <= 1'b0;
char_sent <= 1'b0;
last_type <= last_type;
global_counter_transfer <= global_counter_transfer;
tx_dout_e <= tx_dout_e;

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