Serial Peripheral Interface: Difference between revisions

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Alternative terminology: Remove functionality discussion from section on terminology and the functionality is covered elsewhere
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==Alternative terminology==
The term "master" is commonly used to identify the main device and "slave" for peripheral (sub) devices. These terms reflect how the main device is responsible for driving the serial clock and initiating communication: peripheral devices are only able to communicate when the main device is driving the clock.
 
Various more contemporary alternative names for each of the four signals have been proposed:
* SCK : Serial Clock. Alternatives: