Intel® Pentium® Silver and Intel® Celeron® Processors

Datasheet, Volume 1 of 2

ID Date Version Classification
633935 12/27/2022 Public
Document Table of Contents
DSP

Signal Description

eSPI Signals

Signal Name

Group

Description

ESPI_​IO[3:0]

Data

Bi-directional data signals used to transfer data between PCH and eSPI slave device

ESPI_​CLK

Clock

eSPI Clock output from PCH

ESPI_​CS_​N

Control

eSPI chip select

ESPI_​RESET_​N

Control

eSPI reset signal

ESPI_​ALERT[3:0]_​N

Control

eSPI alert signal