4.2 Move/Copy components

1. Change the library window to schematic palette by selecting from the menu bar:

Libraries -> Display Schematic Palette

2. Click on the component you want to be moved or copied. The selected component will be outlined by a  dashed line as shown below.



Fig 2-1. Selected component will become dash line.

3. Click on 'MOVE' or 'COPY' in the schematic palette. The selected components will move with your cursor. Place them by clicking the left mouse button.
4. Use 'MOVE' and 'COPY' to place and arrange all the gates in your design. The results are shown below.



Fig 2-2. Place and arrange all the gates in fulladder.

4.3 Add Text/Change Labels

• To add text on the sheet:
1. Click 'Text' on the right side palette, then select 'Add Comments'.
2. Enter the text in the prompt bar, then click on 'OK'.
3. Move cursor and click to place the text on the sheet.
• To change the text or name of the ports:
1. Place the cursor on the old port name. Press Shift key and F7 simultaneously.
2. A 'Display Prompt Bar,' shown in Figure 3-1 appears in the bottom of the the schematic window. Input the new name in the 'New Value' box, then click 'OK'.



Fig 3-1. Change the ports' name.

4.4 Wiring and Buses

1. From the schematic palette select 'ADD WIRE'.
2. Connect the ports by clicking the LMB once at the initial port and double click at the end port.
3. Clicking on 'Cancel' in the 'ADD WI' display at the bottom of the schematic window cancels the 'Add Wire' command.



Fig 4-1. Add wires.

4. From the schematic palette select 'ROUTE SELECTED'. The selected wires will re-route automatically as shown below.



Fig 4-2. After 'ROUTE SELECTED'.

5. You may also want to complete the wire routing manually. For adding a wire between two points click once at the starting point and at all intermediate points to define the net route and double click at the end point to complete the routing.



Fig 4-3. Click at the corner to route manually.

6. Repeat the procedure to connect all the ports that need to be connected. The resultant schematic might look like the one below: