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-rw-r--r--usrp2/timing/time_sender.v157
1 files changed, 0 insertions, 157 deletions
diff --git a/usrp2/timing/time_sender.v b/usrp2/timing/time_sender.v
deleted file mode 100644
index fdf6b1240..000000000
--- a/usrp2/timing/time_sender.v
+++ /dev/null
@@ -1,157 +0,0 @@
-//
-// Copyright 2011 Ettus Research LLC
-//
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU General Public License for more details.
-//
-// You should have received a copy of the GNU General Public License
-// along with this program. If not, see <http://www.gnu.org/licenses/>.
-//
-
-
-
-module time_sender
- (input clk, input rst,
- input [63:0] vita_time,
- input send_sync,
- output reg exp_time_out);
-
- reg [7:0] datain;
- reg k;
- wire [9:0] dataout;
- reg [9:0] dataout_reg;
- reg disp_reg;
- wire disp, new_word;
- reg [4:0] state;
- reg [3:0] bit_count;
-
- encode_8b10b encode_8b10b
- (.datain({k,datain}),.dispin(disp_reg),
- .dataout(dataout),.dispout(disp));
-
- always @(posedge clk)
- if(rst)
- disp_reg <= 0;
- else if(new_word)
- disp_reg <= disp;
-
- always @(posedge clk)
- if(rst)
- dataout_reg <= 0;
- else if(new_word)
- dataout_reg <= dataout;
- else
- dataout_reg <= {1'b0,dataout_reg[9:1]};
-
- always @(posedge clk)
- exp_time_out <= dataout_reg[0];
-
- assign new_word = (bit_count == 9);
-
- always @(posedge clk)
- if(rst)
- bit_count <= 0;
- else if(new_word | send_sync)
- bit_count <= 0;
- else
- bit_count <= bit_count + 1;
-
- localparam SEND_IDLE = 0;
- localparam SEND_HEAD = 1;
- localparam SEND_T0 = 2;
- localparam SEND_T1 = 3;
- localparam SEND_T2 = 4;
- localparam SEND_T3 = 5;
- localparam SEND_T4 = 6;
- localparam SEND_T5 = 7;
- localparam SEND_T6 = 8;
- localparam SEND_T7 = 9;
- localparam SEND_TAIL = 10;
-
- localparam COMMA = 8'hBC;
- localparam HEAD = 8'h3C;
- localparam TAIL = 8'hF7;
-
- reg [63:0] vita_time_reg;
-
- always @(posedge clk)
- if(rst)
- vita_time_reg <= 0;
- else if(send_sync)
- vita_time_reg <= vita_time;
-
- always @(posedge clk)
- if(rst)
- begin
- {k,datain} <= 0;
- state <= SEND_IDLE;
- end
- else
- if(send_sync)
- state <= SEND_HEAD;
- else if(new_word)
- case(state)
- SEND_IDLE :
- {k,datain} <= {1'b1,COMMA};
- SEND_HEAD :
- begin
- {k,datain} <= {1'b1, HEAD};
- state <= SEND_T0;
- end
- SEND_T0 :
- begin
- {k,datain} <= {1'b0, vita_time_reg[63:56] };
- state <= SEND_T1;
- end
- SEND_T1 :
- begin
- {k,datain} <= {1'b0, vita_time_reg[55:48]};
- state <= SEND_T2;
- end
- SEND_T2 :
- begin
- {k,datain} <= {1'b0, vita_time_reg[47:40]};
- state <= SEND_T3;
- end
- SEND_T3 :
- begin
- {k,datain} <= {1'b0, vita_time_reg[39:32]};
- state <= SEND_T4;
- end
- SEND_T4 :
- begin
- {k,datain} <= {1'b0, vita_time_reg[31:24]};
- state <= SEND_T5;
- end
- SEND_T5 :
- begin
- {k,datain} <= {1'b0, vita_time_reg[23:16]};
- state <= SEND_T6;
- end
- SEND_T6 :
- begin
- {k,datain} <= {1'b0, vita_time_reg[15:8]};
- state <= SEND_T7;
- end
- SEND_T7 :
- begin
- {k,datain} <= {1'b0, vita_time_reg[7:0]};
- state <= SEND_TAIL;
- end
- SEND_TAIL :
- begin
- {k,datain} <= {1'b1, TAIL};
- state <= SEND_IDLE;
- end
- default :
- state <= SEND_IDLE;
- endcase // case(state)
-
-endmodule // time_sender