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[/] [spi/] [tags/] [asyst_3/] [rtl/] [verilog/] [spi_shift.v] - Diff between revs 19 and 21

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Rev 19 Rev 21
Line 128... Line 128... 
    if (rst)
 
    if (rst)
 
      data   <= #Tp {`SPI_MAX_CHAR{1'b0}};
 
      data   <= #Tp {`SPI_MAX_CHAR{1'b0}};
 
`ifdef SPI_MAX_CHAR_128
 
`ifdef SPI_MAX_CHAR_128
 
    else if (latch[0] && !tip)
 
    else if (latch[0] && !tip)
 
      begin
 
      begin
 
        if (byte_sel[0])
 
        if (byte_sel[3])
 
          data[31:24] <= #Tp p_in[31:24];
 
          data[31:24] <= #Tp p_in[31:24];
 
        if (byte_sel[1])
 
 
 
          data[23:16] <= #Tp p_in[23:16];
 
 
 
        if (byte_sel[2])
 
        if (byte_sel[2])
 
 
 
          data[23:16] <= #Tp p_in[23:16];
 
 
 
        if (byte_sel[1])
 
          data[15:8] <= #Tp p_in[15:8];
 
          data[15:8] <= #Tp p_in[15:8];
 
        if (byte_sel[3])
 
        if (byte_sel[0])
 
          data[7:0] <= #Tp p_in[7:0];
 
          data[7:0] <= #Tp p_in[7:0];
 
      end
 
      end
 
    else if (latch[1] && !tip)
 
    else if (latch[1] && !tip)
 
      begin
 
      begin
 
        if (byte_sel[0])
 
        if (byte_sel[3])
 
          data[63:56] <= #Tp p_in[31:24];
 
          data[63:56] <= #Tp p_in[31:24];
 
        if (byte_sel[1])
 
 
 
          data[55:48] <= #Tp p_in[23:16];
 
 
 
        if (byte_sel[2])
 
        if (byte_sel[2])
 
 
 
          data[55:48] <= #Tp p_in[23:16];
 
 
 
        if (byte_sel[1])
 
          data[47:40] <= #Tp p_in[15:8];
 
          data[47:40] <= #Tp p_in[15:8];
 
        if (byte_sel[3])
 
        if (byte_sel[0])
 
          data[39:32] <= #Tp p_in[7:0];
 
          data[39:32] <= #Tp p_in[7:0];
 
      end
 
      end
 
    else if (latch[2] && !tip)
 
    else if (latch[2] && !tip)
 
      begin
 
      begin
 
        if (byte_sel[0])
 
        if (byte_sel[3])
 
          data[95:88] <= #Tp p_in[31:24];
 
          data[95:88] <= #Tp p_in[31:24];
 
        if (byte_sel[1])
 
 
 
          data[87:80] <= #Tp p_in[23:16];
 
 
 
        if (byte_sel[2])
 
        if (byte_sel[2])
 
 
 
          data[87:80] <= #Tp p_in[23:16];
 
 
 
        if (byte_sel[1])
 
          data[79:72] <= #Tp p_in[15:8];
 
          data[79:72] <= #Tp p_in[15:8];
 
        if (byte_sel[3])
 
        if (byte_sel[0])
 
          data[71:64] <= #Tp p_in[7:0];
 
          data[71:64] <= #Tp p_in[7:0];
 
      end
 
      end
 
    else if (latch[3] && !tip)
 
    else if (latch[3] && !tip)
 
      begin
 
      begin
 
        if (byte_sel[0])
 
        if (byte_sel[3])
 
          data[127:120] <= #Tp p_in[31:24];
 
          data[127:120] <= #Tp p_in[31:24];
 
        if (byte_sel[1])
 
 
 
          data[119:112] <= #Tp p_in[23:16];
 
 
 
        if (byte_sel[2])
 
        if (byte_sel[2])
 
 
 
          data[119:112] <= #Tp p_in[23:16];
 
 
 
        if (byte_sel[1])
 
          data[111:104] <= #Tp p_in[15:8];
 
          data[111:104] <= #Tp p_in[15:8];
 
        if (byte_sel[3])
 
        if (byte_sel[0])
 
          data[103:96] <= #Tp p_in[7:0];
 
          data[103:96] <= #Tp p_in[7:0];
 
      end
 
      end
 
`else
 
`else
 
`ifdef SPI_MAX_CHAR_64
 
`ifdef SPI_MAX_CHAR_64
 
    else if (latch[0] && !tip)
 
    else if (latch[0] && !tip)
 
      begin
 
      begin
 
        if (byte_sel[0])
 
        if (byte_sel[3])
 
          data[31:24] <= #Tp p_in[31:24];
 
          data[31:24] <= #Tp p_in[31:24];
 
        if (byte_sel[1])
 
 
 
          data[23:16] <= #Tp p_in[23:16];
 
 
 
        if (byte_sel[2])
 
        if (byte_sel[2])
 
 
 
          data[23:16] <= #Tp p_in[23:16];
 
 
 
        if (byte_sel[1])
 
          data[15:8] <= #Tp p_in[15:8];
 
          data[15:8] <= #Tp p_in[15:8];
 
        if (byte_sel[3])
 
        if (byte_sel[0])
 
          data[7:0] <= #Tp p_in[7:0];
 
          data[7:0] <= #Tp p_in[7:0];
 
      end
 
      end
 
    else if (latch[1] && !tip)
 
    else if (latch[1] && !tip)
 
      begin
 
      begin
 
        if (byte_sel[0])
 
        if (byte_sel[3])
 
          data[63:56] <= #Tp p_in[31:24];
 
          data[63:56] <= #Tp p_in[31:24];
 
        if (byte_sel[1])
 
 
 
          data[55:48] <= #Tp p_in[23:16];
 
 
 
        if (byte_sel[2])
 
        if (byte_sel[2])
 
 
 
          data[55:48] <= #Tp p_in[23:16];
 
 
 
        if (byte_sel[1])
 
          data[47:40] <= #Tp p_in[15:8];
 
          data[47:40] <= #Tp p_in[15:8];
 
        if (byte_sel[3])
 
        if (byte_sel[0])
 
          data[39:32] <= #Tp p_in[7:0];
 
          data[39:32] <= #Tp p_in[7:0];
 
      end
 
      end
 
`else
 
`else
 
    else if (latch[0] && !tip)
 
    else if (latch[0] && !tip)
 
      begin
 
      begin
 
      `ifdef SPI_MAX_CHAR_8
 
      `ifdef SPI_MAX_CHAR_8
 
        if (byte_sel[3])
 
        if (byte_sel[0])
 
          data[`SPI_MAX_CHAR-1:0] <= #Tp p_in[`SPI_MAX_CHAR-1:0];
 
          data[`SPI_MAX_CHAR-1:0] <= #Tp p_in[`SPI_MAX_CHAR-1:0];
 
      `endif
 
      `endif
 
      `ifdef SPI_MAX_CHAR_16
 
      `ifdef SPI_MAX_CHAR_16
 
        if (byte_sel[3])
 
        if (byte_sel[0])
 
          data[7:0] <= #Tp p_in[7:0];
 
          data[7:0] <= #Tp p_in[7:0];
 
        if (byte_sel[2])
 
        if (byte_sel[1])
 
          data[`SPI_MAX_CHAR-1:8] <= #Tp p_in[`SPI_MAX_CHAR-1:8];
 
          data[`SPI_MAX_CHAR-1:8] <= #Tp p_in[`SPI_MAX_CHAR-1:8];
 
      `endif
 
      `endif
 
      `ifdef SPI_MAX_CHAR_24
 
      `ifdef SPI_MAX_CHAR_24
 
        if (byte_sel[3])
 
        if (byte_sel[0])
 
          data[7:0] <= #Tp p_in[7:0];
 
          data[7:0] <= #Tp p_in[7:0];
 
        if (byte_sel[2])
 
 
 
          data[15:8] <= #Tp p_in[15:8];
 
 
 
        if (byte_sel[1])
 
        if (byte_sel[1])
 
 
 
          data[15:8] <= #Tp p_in[15:8];
 
 
 
        if (byte_sel[2])
 
          data[`SPI_MAX_CHAR-1:16] <= #Tp p_in[`SPI_MAX_CHAR-1:16];
 
          data[`SPI_MAX_CHAR-1:16] <= #Tp p_in[`SPI_MAX_CHAR-1:16];
 
      `endif
 
      `endif
 
      `ifdef SPI_MAX_CHAR_32
 
      `ifdef SPI_MAX_CHAR_32
 
        if (byte_sel[3])
 
        if (byte_sel[0])
 
          data[7:0] <= #Tp p_in[7:0];
 
          data[7:0] <= #Tp p_in[7:0];
 
        if (byte_sel[2])
 
 
 
          data[15:8] <= #Tp p_in[15:8];
 
 
 
        if (byte_sel[1])
 
        if (byte_sel[1])
 
 
 
          data[15:8] <= #Tp p_in[15:8];
 
 
 
        if (byte_sel[2])
 
          data[23:16] <= #Tp p_in[23:16];
 
          data[23:16] <= #Tp p_in[23:16];
 
        if (byte_sel[0])
 
        if (byte_sel[3])
 
          data[`SPI_MAX_CHAR-1:24] <= #Tp p_in[`SPI_MAX_CHAR-1:24];
 
          data[`SPI_MAX_CHAR-1:24] <= #Tp p_in[`SPI_MAX_CHAR-1:24];
 
      `endif
 
      `endif
 
      end
 
      end
 
`endif
 
`endif
 
`endif
 
`endif

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