Follow these steps to create the taps
block in the filtref.bdf file:
In the Block Editor window, click the Block Tool button on the toolbar.
Click a blank space in the Block Editor and drag the Block Tool pointer until the block is the size you want.
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You can use the Undo and Redo commands (Edit menu) to make corrections, if necessary. |
Click the Selection and Smart Drawing Tool button on the toolbar.
With the Selection and Smart Drawing Tool, double-click the block_name
default block name.
To rename the block_name
default block name, type taps
and press Enter.
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You can also specify the block name by double-clicking the block, and then specifying the block name in the General tab of the Block Properties dialog box. |
With the Selection and Smart Drawing Tool, double-click in the I/O column of the taps
block. The I/Os tab of the Block Properties dialog box appears automatically.
Under I/O, type clk
in the Name box as the first
port name, and in the Type list, select INPUT.
Click Add. The clk
port name appears in the Existing
block I/Os list.
Repeat steps 7 and 8 to enter each of the port names shown in the following table:
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You can also type in all of the input port names at once, separating each name by a comma, and then click Add. |
Name: | Type: |
clk (already entered) |
INPUT |
reset |
INPUT |
sel[1..0] |
INPUT |
newt |
INPUT |
d[7..0] |
INPUT |
x[7..0] |
OUTPUT |
Click OK. You have now specified the input and output ports of the taps
block.
Select the taps
block.
Choose AutoFit (right button pop-up menu). This command resizes the border of the taps
block to fit proportionally around the I/O ports table, and ensures that all data about the block is visible.
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