Intel® Chipset General Purpose I/O (GPIO) Configuration: App Note

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Intel® Chipset General Purpose I/O (GPIO) Configuration: App Note

1 Introduction
This document pertains to later Intel® Architecture (IA) South Bridge devices, and provides information on General Purpose Input/Output (GPIO) usage in software. The document also covers the registers associated with the GPIO hardware pins and presents code snippets for use in driver development.

For further related information, please see the GPIO sections of the Intel® I/O Controller Hub 9 (ICH9) Family Datasheet, the Intel® EP80579 Integrated Processor Product Line Datasheet, and the Intel® 5 Series Chipset and Intel® 3400 Series Chipset Datasheet.

Read the full Intel® Chipset General Purpose I/O (GPIO) Configuration Application Note.