USB2422 datasheet(3/51 Pages) SMSC

3 / 51 page

Conventions

Within this manual, the following abbreviations and symbols are used to improve readability.

Example

Description

BIT

Name of a single bit within a field

FIELD.BIT

Name of a single bit (BIT) in FIELD

x…y

Range from x to y, inclusive

BITS[m:n]

Groups of bits from m to n, inclusive

Pin Name

zzzzb

Binary number (value zzzz)

0xzzz

Hexadecimal number (value zzz)

zzh

Hexadecimal number (value zz)

rsvd

Reserved memory location. Must write 0, read value indeterminate

code

Instruction code, or API function or parameter

Section Name

Section or Document name

Don’t care

<> indicate a Parameter is optional or is only used under some conditions

{,Parameter}

Braces indicate Parameter(s) that repeat one or more times

[Parameter]

Brackets indicate a nested Parameter. This Parameter is not real and actually decodes

into one or more real parameters.

2-Port USB 2.0 Hi-Speed Hub Controller

Datasheet

SMSC USB2422

Revision 1.0 (06-04-13)

DATASHEET

USB2422 数据表(PDF) 3 Page - SMSC Corporation

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