glossary:glossary_c
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glossary:glossary_c [2021/09/03 10:52] – change to public link JohnFletcher | glossary:glossary_c [2022/06/26 15:27] – [Charlieplexing] grovenor | ||
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===== CAN or CAN BUS ===== | ===== CAN or CAN BUS ===== | ||
- | Refers to Controller Area Network, and is a bus standard designed to allow microcontrollers and devices to communicate with each other. It is a message-based protocol, designed specifically for automotive applications but now also used in other areas including model railroading. | + | Refers to Controller Area Network, and is a bus standard designed to allow microcontrollers and devices to communicate with each other. It is a message-based protocol, designed specifically for automotive applications but now also used in other areas including model railroading. |
===== CAN related projects from MERG ===== | ===== CAN related projects from MERG ===== | ||
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===== Charlieplexing ===== | ===== Charlieplexing ===== | ||
- | Charlieplexing | + | This is a method of multiplexing a few I/O pins of a microcontroller to control a large number of LEDs. It uses I/O pins that can be 3 state, |
- | + | {{: | |
- | Charlieplexing differs from the common one-port-controls-one-LED scheme | + | |
===== Circuit ===== | ===== Circuit ===== | ||
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- | Conductors are materials that allow electrical current to flow through them. They are the opposite of insulators. Also see [[https:// | + | Conductors are materials that allow electrical current to flow through them. They are the opposite of insulators. Also see [[wp>Semiconductor|semi-conductor]]. |
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- | Electric current is by definition the flow of electric charge (electron flow) through a wire, device or circuit. The standard unit of electric current is the Ampere (A), which is a measurement of a certain amount of electrons passing a given point in one second. | + | Electric current is by definition the flow of electric charge (electron flow) through a wire, device or circuit. The standard unit of electric current is the Ampere (A), which is a measurement of a certain amount of electrons passing a given point in one second. |
glossary/glossary_c.txt · Last modified: 2022/06/27 12:23 by WhiteCF