Microchip VSC8221 Manual

Microchip Ikke kategoriseret VSC8221

Læs gratis den danske manual til Microchip VSC8221 (12 sider) i kategorien Ikke kategoriseret. Denne vejledning er vurderet som hjælpsom af 16 personer og har en gennemsnitlig bedømmelse på 4.7 stjerner ud af 8.5 anmeldelser. Har du et spørgsmål om Microchip VSC8221, eller vil du spørge andre brugere om produktet?

Download PDF

Side 1/12

VSC8221

User Guide

VSC8221 Evaluation Board

VPPD-03471 VSC8221 User Guide Revision 1.0

Contents

1 Revision History ............................................................................................................................. 1

1.1 Revision 1.0 ........................................................................................................................................

2 Introduction ................................................................................................................................... 2

3 General Description ....................................................................................................................... 3

3.1 Hardware Features .............................................................................................................................

3.1.1 Power Connections ................................................................................................................................. 3

3.1.2 Copper Port RJ45 Connections ................................................................................................................ 3

3.1.3 SFP or SMA SGMII MAC Interface ........................................................................................................... 3

3.1.4 Switches .................................................................................................................................................. 3

3.1.5 Taitien 25 MHz Crystal ............................................................................................................................ 3

3.1.6 External RefClk Option ............................................................................................................................ 4

3.1.7 Silabs Microcontroller ............................................................................................................................. 4

3.1.8 EEPROM Option ...................................................................................................................................... 4

3.1.9 CMODE Pins ............................................................................................................................................. 4

3.1.10 CLOCKOUT SMA ..................................................................................................................................... 4

3.2 Software Requirements ...................................................................................................................... 4

4 Quick Start ..................................................................................................................................... 5

4.1 Board Configuration ...........................................................................................................................

4.1.1 Clock and Reset ....................................................................................................................................... 5

4.1.2 Power Up ................................................................................................................................................. 5

4.2 GUI and Driver Installation ................................................................................................................. 5

4.3 Using the GUI ......................................................................................................................................

4.4 Test Cases ...........................................................................................................................................

4.4.1 CAT5 to 802.3z Serdes with Clause 37 AutoNeg Detection ..................................................................... 7

4.4.2 CAT5 to SGMII with Modified Clause 37 AutoNeg Disabled .................................................................... 8

4.5 Useful Registers ..................................................................................................................................

4.5.1 Ethernet Packet Generator ..................................................................................................................... 8

4.5.2 Far-End Loopback .................................................................................................................................... 8

4.5.3 Near-End Loopback ................................................................................................................................. 8