Subversion Repositories scan_based_serial_communication

      rotate_chain();

      rotate_chain();

      load_chip();

      load_chip();

      // Make sure reset worked

      // Make sure reset worked

        $display("RESET TEST FAILED");

        $display("RESET TEST FAILED");

        $display("RESET TEST PASSED");

        $display("RESET TEST PASSED");

      // Write each variable

      // Write each variable

      scan_reset = 1'b0;

      scan_reset = 1'b0;

      write_data_1 = 1'd1;

      write_data_1 = 1'd1;

      write_data_2 = 2'd2;

      write_data_2 = 2'd2;

      write_data_3 = 3'd3;

      write_data_3 = 3'd3;

      write_data_array_addr = 2'd2;

      write_data_array_addr = 2'd2;

      rotate_chain();

      rotate_chain();

      load_chip();

      load_chip();

      // Check that the chip sees the new variables

      // Check that the chip sees the new variables

      if (chip_internal_write_data_1     !== 1'd1 ||

      if (chip_internal_write_data_1     !== 1'd1 ||

          chip_internal_write_data_2     !== 2'd2 ||

          chip_internal_write_data_2     !== 2'd2 ||

          chip_internal_write_data_3     !== 3'd3 ||

          chip_internal_write_data_3     !== 3'd3 ||

         $display("TEST 1 FAILED");

         $display("TEST 1 FAILED");

         $display("%d %d %d %h",

         $display("%d %d %d %h",

                  chip_internal_write_data_1,

                  chip_internal_write_data_1,

                  chip_internal_write_data_2,

                  chip_internal_write_data_2,

                  chip_internal_write_data_3,

                  chip_internal_write_data_3,

                  chip_internal_write_data_array);

                  chip_internal_write_data_array);

      end else

      end else

        $display("TEST 1 PASSED");

        $display("TEST 1 PASSED");

      // Set internal values to read out      

      // Set internal values to read out      

      chip_internal_read_data_1 = 1'd0;  // As if the chip had this value internally

      chip_internal_read_data_1 = 1'd0;  // As if the chip had this value internally

                  write_data_3_read,

                  write_data_3_read,

                  read_data_1_read,

                  read_data_1_read,

                  read_data_2_read,

                  read_data_2_read,

                  read_data_3_read,

                  read_data_3_read,

                  read_data_array_data_read);

                  read_data_array_data_read);

      end else

      end else

        $display("TEST 2 PASSED");

        $display("TEST 2 PASSED");

      $finish;

      $finish;

   end

   end