glossary:glossary_c
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glossary:glossary_c [2019/12/12 07:01] – Update to clarify definitions, make them relevent, remove dead links and unnecessary entries. tgerbic | 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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**CANLED** MERG CBUS Control panel LED driver, 1st generation Kit.\\ | **CANLED** MERG CBUS Control panel LED driver, 1st generation Kit.\\ | ||
**CANPAN** MERG CBUS Control panel combined switch input and LED driver, 2nd generation Kit.\\ | **CANPAN** MERG CBUS Control panel combined switch input and LED driver, 2nd generation Kit.\\ | ||
+ | \\ | ||
+ | Public Wiki area for more details: [[public: | ||
===== Capacitor ===== | ===== Capacitor ===== | ||
- | A capacitor is a basic electronic component and can have many uses. Small value capacitors are often used in an electrical signal path to block DC voltage and only let AC signals/ | + | A capacitor is a basic electronic component and can have many uses. Small value capacitors are often used in an electrical signal path to block DC voltage and only let AC signals/ |
+ | |||
+ | The common term “bypass capacitor” refers to adding a small value capacitor directly across the power and ground pins of an IC in order to help remove AC ripple or noise from the DC voltage used by the IC. | ||
Capacitors can be made from may types of materials or processes such as mica, tantalum, polystyrene, | Capacitors can be made from may types of materials or processes such as mica, tantalum, polystyrene, | ||
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- | CARLOS is an acronym for Computer Aided Layout Operating System, a computer programme for creation of model railway control panels on screen. CARLOS is a DOS program developed by MERG member John Down and can be used with the Remote Panel Control (RPC) system. See TB G18/1 for more information. | + | CARLOS is an acronym for Computer Aided Railway |
+ | |||
+ | An adaptation of the program may be seen at the occasional model railway exhibition running the [[glossary_h# | ||
===== CBUS ===== | ===== CBUS ===== | ||
- | CBUS refers to the CAN based layout control bus created by MERG, see [[https:// | + | CBUS refers to the CAN based layout control bus created |
Public Wiki area for [[public: | Public Wiki area for [[public: | ||
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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. |
- | ===== Current | + | ===== Current |
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- | ===== CVs ===== | + | ===== CV ===== |
glossary/glossary_c.txt · Last modified: 2022/06/27 12:23 by WhiteCF