OrCAD learning irregular graphic element painting tutorial

How to create irregular graphic elements

1, open the library

2, select the .olb file, right click new part new components

3, pop-up new component properties edit window

Enter the component name. Here is an example of a single op amp. Enter the name MYOPA in the name field. other defaults. Click the OK button to enter the component editing window.

4, place the component body outline line, click the right slash shortcut button (place line)

Draws a triangular frame and the fill lines of the power pins within the body.

5, place the pin. Click the place pin button on the shortcut bar on the right.

Popup place pin dialog box, set the pin name, number, shape selection short type, type select input.

OK, place the pin.

6, the same way to put a few other pins. And adjust the size of the dotted frame.

7. The names of the pins are crowded together in the figure and we hide them. Select menu opTIon->part properTIes

Set the pin name visible property to false in the USER ProperTIes dialog.

Sets the pin name hidden in the post-component graphic.

8. Place the differential signal input polarity flag.

Click the snap to grid button in the banner shortcut button to unsnap the grid.

Click shortcut button A on the right, enter +, OK in the text editor window, and place the text symbol + in the appropriate position.

The graph of positive and negative polarity marks is as follows. The position of the symbol can be arbitrarily adjusted due to the elimination of the graphic adsorption grid point.

9. Recover the adsorption grid points, click the small red arrow button, and reset the adsorption grid points.

10. Save the built components.

The key is snap-to-grid operation. Appropriate use must be made to draw appropriate scaled positions. In addition, pay attention to the attribute setting of each pin.

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