glossary:glossary_l
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glossary:glossary_l [2018/09/28 09:11] Bob Vetterlein |
glossary:glossary_l [2019/10/20 12:29] tom_shenton [LED] the picture is incorrect, because the longest leg is conventionally the positive leg |
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| ===== LED ===== | ===== LED ===== | ||
| - | Light Emitting Diodes (LEDs) emit light when an electric current passes through them | + | Light Emitting Diodes (LEDs) emit light when an electric current passes through them. The longest leg is the +ve leg which is also called the anode (not as in the picture) |
| \\ {{:glossary:led-1.gif}} | \\ {{:glossary:led-1.gif}} | ||
| \\Circuit symbol: | \\Circuit symbol: | ||
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| - | A German [[glossary:glossary_d#dcc|DCC] system and decoder manufacturer. | + | A German [[glossary:glossary_d#dcc|DCC]] system and decoder manufacturer. |
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| + | =====LiFo===== | ||
| + | __L__ast __i__n __F__irst __o__ut, data buffer where the most recent entry is the first to be retrieved. Commonly referred to as a 'Stack' it is used to save the return address (Program Counter) and other data that must be restored when a Sub Routine terminates. | ||
glossary/glossary_l.txt · Last modified: 2019/10/20 12:29 by tom_shenton
