USB7252 datasheet(3/65 Pages) MICROCHIP

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2018 - 2020 Microchip Technology Inc.

DS00002736D-page 3

USB7252

1.0

PREFACE

1.1

General Terms

TABLE 1-1:

GENERAL TERMS

Term

Description

ADC

Analog-to-Digital Converter

Byte

8 bits

CDC

Communication Device Class

CSR

Control and Status Registers

DFP

Downstream Facing Port

DWORD

32 bits

EOP

End of Packet

Endpoint

FIFO

First In First Out buffer

Full-Speed

FSM

Finite State Machine

GPIO

General Purpose I/O

Hi-Speed

HSOS

High Speed Over Sampling

Hub Feature Controller

The Hub Feature Controller, sometimes called a Hub Controller for short is the internal

processor used to enable the unique features of the USB Controller Hub. This is not to

be confused with the USB Hub Controller that is used to communicate the hub status

back to the Host during a USB session.

I2C

Inter-Integrated Circuit

Low-Speed

lsb

Least Significant Bit

LSB

Least Significant Byte

msb

Most Significant Bit

MSB

Most Significant Byte

N/A

Not Applicable

No Connect

OTP

One Time Programmable

PCB

Printed Circuit Board

PCS

Physical Coding Sublayer

PHY

Physical Layer

PLL

Phase Lock Loop

RESERVED

Refers to a reserved bit field or address. Unless otherwise noted, reserved bits must

always be zero for write operations. Unless otherwise noted, values are not guaran-

teed when reading reserved bits. Unless otherwise noted, do not read or write to

reserved addresses.

SDK

Software Development Kit

SMBus

System Management Bus

UFP

Upstream Facing Port

UUID

Universally Unique IDentifier

WORD

16 bits

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