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Summary of Contents for Microsemi VSC8221
- Page 1 VSC8221 User Guide VSC8221 Evaluation Board...
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Page 2: Table Of Contents
CAT5 to SGMII with Modified Clause 37 AutoNeg Disabled ..............8 4.5 Useful Registers ..........................8 4.5.1 Ethernet Packet Generator ........................8 4.5.2 Far-End Loopback ............................ 8 4.5.3 Near-End Loopback ..........................8 5 Additional Information ........................9 VPPD-03471 VSC8221 User Guide Revision 1.0... -
Page 3: Revision History
The revision history describes the changes that were implemented in the document. The changes are listed by revision, starting with the most current publication. Revision 1.0 Revision 1.0 was the first release of this document. It was published in December 2013. VPPD-03471 VSC8221 User Guide Revision 1.0... -
Page 4: Introduction
VSC8221 Evaluation Board Introduction The VSC8221 device is a low-power, Gigabit Ethernet transceiver suited for Ethernet Switches with SGMII /SerDes MAC interfaces, Media Converter applications, and SFP/GBIC modules. The VSC8221 device also includes Vitesse’s VeriPHY Cable Diagnostics feature. This document describes the operation of the VSC8221 Evaluation Board (VSC8221EV). The Quick Start section describes how to install and run the graphical user interface (GUI) to fully control the evaluation board. -
Page 5: General Description
VSC8221 Evaluation Board General Description The VSC8221EV provides the user a way to evaluate the VSC8221 device in multiple configurations. One RJ-45 connector is provided for the copper media interface. The MAC interface is provided via SMA connectors or alternatively through an SFP connector. -
Page 6: External Refclk Option
Software Requirements The VSC8221 GUI can be loaded on to any PC or laptop that complies with the following requirements: The PC must run a recent version of MS-Windows. According to the Microsoft website, the following operating systems can run .NET based applications:... -
Page 7: Quick Start
Once installed, connect the USB cable between the USB port of the PC and the USB connector (J16) on the evaluation board. Ensure the MDIO and MDC jumpers are properly placed from DUT to F340 on J23 to establish the connection between the VSC8221’s SMI pins and the SiLab F340. -
Page 8: Using The Gui
The EVB serial number should appear. If not, click on “Scan For USB Devices.” Select that EVB serial number then click “Launch GUI”. The Register List window will appear as shown in the following figure. VPPD-03471 VSC8221 User Guide Revision 1.0... -
Page 9: Test Cases
4.4.1 CAT5 to 802.3z Serdes with Clause 37 AutoNeg Detection After power-up or reset, the VSC8221 will operate at CAT5 to 802.3z Serdes with clause 37 Auto Negotiation Detection mode. An SFP loopback module enables MAC side SGMII loopback. 1G Ethernet received by the VSC8221 RJ-45 port is routed through the VSC8221 and looped back via SGMII through the SFP Electrical Loopback module. -
Page 10: Cat5 To Sgmii With Modified Clause 37 Autoneg Disabled
4.5.3 Near-End Loopback When MII Register 0 bit 14 is set to 1, the transmit data (TDP/TDN) on the MAC side is looped back onto the receive data (RDP/RDN pins) to the MAC. VPPD-03471 VSC8221 User Guide Revision 1.0... -
Page 11: Additional Information
VSC8221 Evaluation Board Additional Information For any additional information or questions regarding the device(s) mentioned in this document, contact your local sales representative. VPPD-03471 VSC8221 User Guide Revision 1.0... - Page 12 Microsemi. It is the Buyer's responsibility to independently determine suitability of any products and to test and verify the same. The information provided by Microsemi hereunder is provided "as is, where is" and with all faults, and the entire risk associated with such information is entirely with the Buyer.
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