600 Series Chipset Family Platform Controller Hub

Datasheet, Volume 1 of 2

ID Date Version Classification
648364 05/10/2022 Public
Document Table of Contents

Interrupt / IRQ via GPIO Requirement

A GPIO, as an input, can be used to generate an interrupt/IRQ to the PCH. In this case, it is required that the pulse width on the GPIO must be at least four us for the PCH to recognize the interrupt.