glossary:glossary_g
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glossary:glossary_g [2017/02/16 10:18] – [GPIO] WortingUK | glossary:glossary_g [2017/02/16 11:20] – external edit 127.0.0.1 | ||
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===== GPIO ===== | ===== GPIO ===== | ||
- | General-purpose input/ | + | General-purpose input/ |
+ | |||
+ | GPIO pins (generally) have no predefined purpose, and go unused by default. Normally these are Tri-State pins. | ||
===== GPP software ===== | ===== GPP software ===== | ||
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- | Is a common point in circuits | + | Electrical circuits (normally) have a common point from which voltages are measured. |
+ | |||
+ | Historically this was the Ground (aka Earth), and could also have been the return path for electric current. | ||
+ | |||
+ | In modern ' | ||
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+ | Most modern low voltage and low power electronic | ||
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+ | However, above a certain threshold of Voltage or Power or where a metal case/ | ||
glossary/glossary_g.txt · Last modified: 2022/03/24 20:13 by chrisridd