Related Manuals for Microchip Technology EVB-LAN7801-KSZ9031
Summary of Contents for Microchip Technology EVB-LAN7801-KSZ9031
- Page 1 EVB-LAN7801-KSZ9031 Quick Start Guide 2017 Microchip Technology Inc. DS50002605A...
- Page 2 SQTP is a service mark of Microchip Technology Incorporated in the U.S.A. Silicon Storage Technology is a registered trademark of Microchip Technology Inc. in other countries. GestIC is a registered trademark of Microchip Technology Germany II GmbH & Co. KG, a subsidiary of Microchip Technology Inc., in other countries.
- Page 3 For information regarding the exclusive, limited warranties applicable to Microchip products, please see Microchip’s standard terms and conditions of sale, which are printed on our sales documentation and available at www.microchip.com. Signed for and on behalf of Microchip Technology Inc. at Chandler, Arizona, USA. 2017 Microchip Technology Inc.
- Page 4 EVB-LAN7801-KSZ9031 Quick Start Guide NOTES: 2017 Microchip Technology Inc. DS50002605A-page 4...
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Page 5: Table Of Contents
Chapter 1. Overview 1.1 Introduction ....................11 1.1.1 References ....................11 Chapter 2. EVB-LAN7801-KSZ9031 2.1 EVB-LAN7801-KSZ9031 Board Design ............13 2.1.1 Power ......................13 2.1.2 LAN7801 GPIO Connector ................ 13 2.1.3 EEPROM ....................14 2.1.4 Power Management Event ................ 14 2.1.5 KSZ9031RNX Gigabit PHY ............... - Page 6 EVB-LAN7801-KSZ9031 Quick Start Guide NOTES: 2017 Microchip Technology Inc. DS50002605A-page 6...
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Page 7: Preface
Development Systems Customer Change Notification Service • Customer Support • Document Revision History DOCUMENT LAYOUT This document describes how to use the EVB-LAN7801-KSZ9031. The manual layout is as follows: • Chapter 1. “Overview” – Shows a brief description of the EVB-LAN7801-KSZ9031 board. -
Page 8: Conventions Used In This Guide
EVB-LAN7801-KSZ9031 Quick Start Guide CONVENTIONS USED IN THIS GUIDE This manual uses the following documentation conventions: DOCUMENTATION CONVENTIONS Description Represents Examples Arial font: ® Italic characters Referenced books MPLAB IDE User’s Guide Emphasized text ...is the only compiler... Initial caps... -
Page 9: The Microchip Web Site
PICSTART Plus and PIC-kit 2 and 3. CUSTOMER SUPPORT Users of Microchip products can receive assistance through several channels: • Distributor or Representative • Local Sales Office • Field Application Engineer (FAE) • Technical Support 2017 Microchip Technology Inc. DS50002605A-page 9... -
Page 10: Document Revision History
EVB-LAN7801-KSZ9031 Quick Start Guide Customers should contact their distributor, representative or field application engineer (FAE) for support. Local sales offices are also available to help customers. A listing of sales offices and locations is included in the back of this document. -
Page 11: Chapter 1. Overview
LAN7801 is a USB 3.1 Gen 1 USB to Gigabit Ethernet bridge and KSZ9031RNX is a Gigabit Ethernet PHY. EVB-LAN7801-KSZ9031 is designed to be an easy to use USB to Ethernet bridge that can be used in a system without an Ethernet port, for example, to connect to a network. - Page 12 EVB-LAN7801-KSZ9031 Quick Start Guide NOTES: 2017 Microchip Technology Inc. DS50002605A-page 12...
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Page 13: Chapter 2. Evb-Lan7801-Ksz9031
Chapter 2. EVB-LAN7801-KSZ9031 EVB-LAN7801-KSZ9031 BOARD DESIGN This section is an overview of the EVB-LAN7801-KSZ9031 board design. The evalua- tion board allows a user to quickly evaluate LAN7801, as USB bridge device, with a known standard Ethernet PHY device, and KSZ9031RNX. -
Page 14: Eeprom
2.1.4 Power Management Event EVB-LAN7801-KSZ9031 provides a mechanism for waking up a host system via the Power Management Event (PME) mode of operation. Connecting a jumper on pin one and two of J2 enables the PME mode. Please refer to the device data sheet for the detailed information about the PME modes. -
Page 15: Appendix A. Evb-Lan7801-Ksz9031 Evaluation Board Schematics
EVB-LAN7801-KSZ9031 QUICK START GUIDE Appendix A. EVB-LAN7801-KSZ9031 Evaluation Board Schematics INTRODUCTION This appendix shows the EVB-LAN7801-KSZ9031 Evaluation Board Schematics. 2017 Microchip Technology Inc. DS50002605A-page 15... - Page 16 FIGURE A-1: USB LAN7801_1 Fixed VBUS_DET Power Power R12 Close to pin 61 220R VBUS_DET 25MHZ_R PHY_INT_N PHY_INT_N REF_CLK25/GPIO11 25MHZ_REFCLK PHY_RESET_N PHY_RESET_N 2.2uF DUPLEX VDDIO 6.3V USBRBIAS USBRBIAS Place R8 close to U2A Impedance Control for USB2D_N, USB2D_P RGMII-TX Place these 22ohm resistors as close to LAN7801 as VBUS Vbus USBDP...
- Page 17 FIGURE A-2: USB LAN7801_PWR VDD12LAN i Power VDD12 Power 220R VDDIO VDDVARIO VDDVARIO VDD12_SW_FB VDDVARIO 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF VDDVARIO Power VDDVARIO VDD12LAN VDD33_SW_IN VDD12CORE VDDVARIO Power 0.1uF 0.1uF VDDVARIO SW_OUT VDD12_SW_OUT 4.7uF 3.3uH VDD12CORE 22uF 0.1uF VDD12A VDD12LAN 0.1uF...
- Page 18 FIGURE A-3: KSZ9031RNX Place TPs on the bottom side. Option MDIO MDIO_7801 15pF MDC_7801 25MHz TP-Org1 15pF KSZ9031 Reset Sel. 25MHZ_REFCLK Mode0 SW_RESET Mode3 Mode2 Mode1 Place R25 and R27 close to the XI/XO pins. R28 should be close to R25 and XI. VDDIO PHY_RESET_N VDDIO...
- Page 19 FIGURE A-4: POWER VOUT = 1.242 X [ 1 + (R53 / R20) ] VDD12 AVDDL VDDIO VDDIO KSZ9031RNX AVDDL KSZ9031RNX Power Power Power Decouple Pins 16, 34, 40 Power Decouple Pins 4, 9 VDD_IO 220R 220R 22uF 0.1uF 4.7uF 1.2k 0.1uF 0.1uF...
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Page 20: Worldwide Sales And Service
Thailand - Bangkok Tel: 408-735-9110 Sweden - Stockholm Tel: 86-29-8833-7252 Tel: 66-2-694-1351 Tel: 408-436-4270 Tel: 46-8-5090-4654 Fax: 86-29-8833-7256 Fax: 66-2-694-1350 Canada - Toronto UK - Wokingham Tel: 905-695-1980 Tel: 44-118-921-5800 Fax: 905-695-2078 Fax: 44-118-921-5820 2017 Microchip Technology Inc. DS50002605A-page 20 11/07/16...
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