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- <title>LED</title>
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- <body bgcolor="FFFFFF">
- <h1><img align="center" src="../../../../en/icons/led.gif" width="32" height="32">
- <em>LED</em></h1>
- <p><table>
- <tr><td><strong>Library:</strong></td>
- <td><a href="index.html">Input/Output</a></td></tr>
- <tr><td><strong>Introduced:</strong></td>
- <td>2.1.3</td></tr>
- <tr><td valign="top"><strong>Appearance:</strong></td>
- <td valign="top"><img src="../../../../en/img-libs/led.png" width="21" height="20"></td></tr>
- </table></p>
- <h2>Behavior</h2>
- <p>Displays the value of its input by coloring the LED (as specified
- by its Color attribute) or not depending on whether the input is 1 or 0.</p>
- <p>(The LED component is basically redundant with an output pin, except
- for a somewhat different appearance. Some users, though, thought it would
- be nice to include.)</p>
- <h2>Pins</h2>
- <p>A LED has only one pin, a 1-bit input which is used to determine whether
- to display the LED colored (when the input is 1) or darkened (when the input
- is anything else).</p>
- <h2>Attributes</h2>
- <p>When the component is selected or being added,
- the arrow keys alter its <q>Facing</q> attribute.</p>
- <dl>
- <dt>Facing</dt>
- <dd>The location of the input pin relative to the component.</dd>
- <dt>Color</dt>
- <dd>The color to display when the input value is 1.</dd>
- <dt>Active On High?</dt>
- <dd>If <q>yes</q>, then the LED is colored when the input is 1.
- If <q>no</q>, it is colored when the input is 0.</dd>
- <dt>Label</dt>
- <dd>The text within the label associated with the component.</dd>
- <dt>Label Location</dt>
- <dd>The location of the label relative to the component.</dd>
- <dt>Label Font</dt>
- <dd>The font with which to render the label.</dd>
- <dt>Label Color</dt>
- <dd>The color with which to draw the label.</dd>
- </dl>
- <h2>Poke Tool Behavior</h2>
- <p>None.</p>
- <h2>Text Tool Behavior</h2>
- <p>Allows the label associated with the component to be edited.</p>
- <p><a href="../index.html">Back to <em>Library Reference</em></a></p>
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