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[/] [lpffir/] [trunk/] [uvm/] [tools/] [easier_uvm_gen/] [examples/] [multi_if/] [include/] [serial_do_drive.sv] - Blame information for rev 4

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task serial_driver::do_drive();
  @(posedge vif.clk);
  if (req.dir == serial_tx::IN)
  begin
    vif.data_in <= 1; // Start bit
    @(posedge vif.clk);
    for (int i = 7; i >= 0 ; i--)
    begin
      vif.data_in <= req.data[i];
      @(posedge vif.clk);
    end
    vif.data_in <= 0; // Stop bit
  end
  else
  begin
    int countdown = 16;
    while (vif.data_out == 0 && countdown--)
      @(posedge vif.clk);
    for (int i = 7; i >= 0 ; i--)
    begin
      req.data[i] = vif.data_out;
      @(posedge vif.clk);
    end
 end
endtask

Line No.	Rev	Author	Line
1	4	vladimirar	`task serial_driver::do_drive();`
2			`@(posedge vif.clk);`
3			`if (req.dir == serial_tx::IN)`
4			`begin`
5			`vif.data_in <= 1; // Start bit`
6			`@(posedge vif.clk);`
7			`for (int i = 7; i >= 0 ; i--)`
8			`begin`
9			`vif.data_in <= req.data[i];`
10			`@(posedge vif.clk);`
11			`end`
12			`vif.data_in <= 0; // Stop bit`
13			`end`
14			`else`
15			`begin`
16			`int countdown = 16;`
17			`while (vif.data_out == 0 && countdown--)`
18			`@(posedge vif.clk);`
19			`for (int i = 7; i >= 0 ; i--)`
20			`begin`
21			`req.data[i] = vif.data_out;`
22			`@(posedge vif.clk);`
23			`end`
24			`end`
25			`endtask`

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[/] [lpffir/] [trunk/] [uvm/] [tools/] [easier_uvm_gen/] [examples/] [multi_if/] [include/] [serial_do_drive.sv] - Blame information for rev 4