Definition : General-Purpose Input/Output
Category : Academic & Science » Electronics
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What does GPIO mean?

General-Purpose Input/Output (GPIO) is a pin on an electronic circuit board or an Integrated Circuit (IC) whose behavior can be controlled by the user at run time. GPIO provides a Basic Input and Output access and can handle both incoming and outgoing digital signals. It is a standard interface used to connect other electronic devices to single-board computers like Raspberry Pi.