Using IC Station

At the unix prompt type; ic

The ic window shown in figure 1 comes up. From the session palette on the right under Cell, click on Create. The create cell form comes up.

In the Create Cell Form, in the Cell Name box, enter the name of your project.

In the Process box enter, $CS43600/PROCESS/SEMI_CUSTOM

Click OK

A new window, the empty cell window, comes up.

Using the pulldown menu, choose; OBJECTS > ADD > CELL

The prompt bar shown below appears at the bottom of the cell window.

Enter $CS43600/CS43600, click Location and click on the cell window.

The CS3600 Semi-custom chip appears in the cell window.

Figure 1     A portion of the IC Window showing the Session palette on the right.

Adding Wires

Wires are added using IC Station edit features.

From the IC palette shown below in figure 2, under CSC Utilities, select EDIT. In the CHERRY SEMICONDUCTOR CORP Select Edit Palette, form that comes up, choose bipolar as shown. Click OK.

Figure 2

Display Control

Using keys to pan.

  • Pg Up Pan up
  • Pg Dn Pan down
  • * Pan Left
  • / Pan Left
  • Click with center mouse button to change center.
    • Using keys to zoom.
  • + Zoom in
  • - Zoom out
    • Key Stroke Control

    Patterns drawn on the screen with the middle mouse button can control the display.

    To zoom out all the way, drag a short line diagonally, lower right to upper left.

    To zoom in on an area, drag a line upper left to lower right across the area.

    For more information on key strokes, drag a question mark, pattern with the middle button. A strokes window appears.

    Adding Metal

    Using the OBJECTS pull down menu select,
    ADD > PATH

    In the prompt bar that come up, click on OPTIONS

    In the form that comes up, select Metal_#1 . This is layer 12.

    Leave the width at -1 for the default minimum wire width of 8 microns. Width units are microns. Click on Keep Optional Settings and OK.

    Use the left mouse button to draw wires. Click to start. Click to change direction. Double click to end a wire.

    Editing

    Select a wire by clicking on it.

    Select an area by draging the left mouse button over it.

    Unselect using a "U" keystroke.

    Undo is a upsidedown U keystroke

    First select the wire you wish to edit.

    EDIT Commands

  • MOVE In the palette click MOVE. Use esc to end.

  • FLIP In the palette click FLI. Pick direction.

  • ROTATE In the palette click ROT. Pick angle. (Stick to multiples of 45 degrees).

  • SLICE In the palette click SLI. With the left button drag a line across the wire slicing the selected wire into two parts. Each can now be selected separately.

  • COPY In the palette, click COP to copy selected wires.
  • Modify In the palette, click on MOD to modify selected wires. Then you can resume drawing the wire.

    • Saving

    From the pull down menu;

    Select File > Cell > Save Cell > All Cells

    The next time you want to edit the cell you have to first reserve it.

    Select File > Cell > Reserve Cell > Current Context

    A confirming message "Cell reserved for edit" appears at the bottom of the screen

    Now only you can edit the cell. This prevents two people at different workstations from both trying to make changes at the same time.

    To Exit

    From the pull down menu.

    Select File > Exit Session

    Respond to prompts.

    Next Time

    After invoking ic at the unix prompt, click on Open in the Session Palette.

    In the form that come up click on Navagate and then pick the cell you want to edit.

    You must reserve the cell for editing.

    Select File > Cell > Reserve Cell > Current Context

    Report Bugs