LAN9303M EVB User Manual Rev. 1.0 - SMSC
Contents
1. 1 Power Table 2 10 Power Switch SWITCH DESCRIPTION FUNCTION S1 SPDT tiny toggle power switch Connects 5V brick power to board Note Revision 1 0 05 28 09 The EVB9303M includes a 2A fuse F1 to protect from overcurrrent conditions If this fuse becomes damaged it can be replaced with a 2A Littlefuse 154002 USER MANUAL 8 SMSC LAN9303M LAN9303M Evaluation Board User Manual E gt SMSE 2 5 2 Port 0 Mode Table 2 11 Port 0 Mode Switches SWITCH DESCRIPTION FUNCTION Sets PO_MODEO low when closed on S2 1 8 position DIP switch position 1 Otherwise the signal is pulled up internally Note 2 8 Note 2 9 Sets PO_MODE1 low when closed on S2 2 8 position DIP switch position 2 Otherwise the signal is pulled up internally Note 2 8 Note 2 9 Sets PO _MODE2 low when closed on S2 3 8 position DIP switch position 3 Otherwise the signal is pulled up internally Note 2 8 Note 2 9 Sets PO_MODE3 low when closed on Otherwise the signal is pulled up internally This switch selects the duplex polarity strap default for Port 0 as follows If the strap value is 0 a 0 on PO_DUPLEX S2 4 8 position DIP switch position 4 indicates full duplex while a 1 indicates half duplex If the strap value is 1 a 1 on PO_DUPLEX indicates full duplex while a 0 indicates half duplex The default setting is open Note 2 8 There are2. 1 LED3 Green Full duplex Collision Port 2 Green Link Activity Port 1 T1 Yellow Speed Port 1 Green Link Activity Port 2 T2 Yellow Speed Port 2 Note 2 7 Assumes the LED_FUN field of the LED_CFG register is 00b 2 3 Test Points Table 2 8 Test Points TEST POINT DESCRIPTION CONNECTION TP1 Single pin unpopulated VDD18CORE VDD18CORE TP2 Single pin unpopulated VDD18TX VDD18TX TP3 Single pin populated gold post GND testpoint GND TP4 Single pin populated gold post GND testpoint GND TP5 2 pin populated IRQ testpoint with GND ili 7 a TP6 Single pin unpopulated PO_DUPLEX PO_DUPLEX TP7 Single pin unpopulated P1_DUPLEX P1_DUPLEX TP8 Single pin unpopulated nRST nRST SMSC LAN9303M USER MANUAL 7 Revision 1 0 05 28 09 LAN9303M Evaluation Board User Manual E gt SMSE 2 4 System Connections Table 2 9 System Connections PLUG HEADER DESCRIPTION PART J1 2 pin populated GND header 2 pin 1x2 header J2 2 pin populated GND header 2 pin 1x2 header J3 MII female connector for external PHY AMP Tyco 749069 4 J4 MII female connector for external PHY AMP Tyco 749069 4 J5 12C host adapter interface connector Adam Tech BHR 10 V U A P1 5V DC power connector Barrel plug 2 0mm center positive P2 MII male connector for external MAC AMP Tyco 174218 2 P3 MII male connector for external MAC AMP Tyco 5174216 2 2 5 Switches This section details the various EVB9303M power mode and reset switches 2 5
3. 1 amp JP17 m JP12 amp JP18 The following subsections detail the jumper pair settings their associated strap settings and the functional effects of setting the straps All strap values are read during power up and on the rising edge of the nRST signal Once the strap value is set the LAN9303M will drive the LEDs high or low for illumination according the strap value For other designs which may use these pins as GPIOs or interrupts refer to the LAN9303M datasheet for additional information In those cases internal default straps must be changed by an 12C or SMI master or through EEPROM fields 3 3V Strap Pulldown R1 332 1 10W Y Leb2 R2 1 R3 X 10 0K 10 0K 1 16W 1 16W 19 9 i Y LED1 ii R4 332 X 1716W 1 l Strap Pullup Figure 2 2 LED Strap Circuit 2 1 2 1 Auto MDIX EEPROM Jumpers Table 2 2 Jumpers Auto MDIX EEPROM JUMPER PAIR DESCRIPTION SETTINGS pepa Port 1 Auto MDIX 1 2 Enable Auto MDIX on Port 1 enable disable Note 2 1 2 3 Disable Auto MDIX on Port 1 Paida Port 2 Auto MDIX 1 2 Enable Auto MDIX on Port 2 enable disable Note 2 1 2 3 Disable Auto MDIX on Port 2 2 EEPROM size jumper 1 2 Enable 4Kx8 and larger I C EEPROMs JP9 JP15 Note 2 1 Note 2 2 7 ae 2 3 Enable 2Kx8 and smaller 14C EEPROMs Note 2 14 Paired jumpers MUST be set identically Note 2 2 The EVB9303M uses an 8Kx8 EEPROM Therefore this jumper MUST be set to 1 2 SMSC LAN9303M US
4. 8 indicates full duplex while a 1 indicates half duplex If the strap value is 1 a 1 on P1_DUPLEX indicates full duplex while a 0 indicates half duplex The default setting is open Note 2 10 There are no default setting for this switch Customers must choose the appropriate MII mode as dictated by their application Note 2 11 The P1_MODE 2 0 settings are defined in Table 2 14 Table 2 14 P1_MODE 2 0 Settings S2 7 S2 6 S2 5 PORT 1 MODE SETTINGS 0 0 0 MII MAC Mode 0 0 1 MII PHY Mode 0 1 0 MII PHY Mode 200Mbps 12mA clock output 0 1 1 MII PHY Mode 200Mbps 16mA clock output 1 0 0 RMII PHY Mode 12mA clock output 1 0 1 RMII PHY Mode 16mA clock output 1 1 0 RMII PHY Mode clock is input 1 1 1 Internal PHY Mode Revision 1 0 05 28 09 USER MANUAL SMSC LAN9303M 10 LAN9303M Evaluation Board User Manual E gt SMSE 2 5 4 Reset Table 2 15 Reset Switch SWITCH DESCRIPTION FUNCTION S3 SW pushbutton Reset Generates nRST 2 6 Mechanicals Figure 2 3 details the EVB9303M mechanical dimensions 40 275 0 1924 0 240 Sea ee 0 240 TOP VIEW 4 000 J a 0 125 m J 0 240 0 240 40 275 0 192 3 500 Figure 2 3 EVB9303M Mechanicals SMSC LAN9303M USER MANUAL 11 Revision 1 0 05 28 09 Mouser Electronics Authorized Distributor Click to View Pricing Inventory
5. Delivery amp Lifecycle Information Microchip EVB9303M
6. ER MANUAL Revision 1 0 05 28 09 5 E gt SMSE LAN9303M Evaluation Board User Manual 2 1 2 2 Serial Management Jumpers Table 2 3 Jumpers Serial Management JUMPER PAIR DESCRIPTION SETTINGS JP10 JP16 Serial management MNGTO i 2 SELMNGTO to 117 f jumper Note 2 3 Note 2 4 23 Set MNGTO to 0 JP11 JP17 Serial management MNGT1 Ia oo ea jumper Note 2 3 Note 2 4 2 3 Set MNGT1 to 0 Note 2 3 Paired jumpers MUST be set identically Note 2 4 The MNGT 1 0 settings are defined in Table 2 4 Table 2 4 MNGT 1 0 Settings MNGT1 MNGTO SERIAL MANAGEMENT SETTING 0 0 RESERVED 0 1 SMI 1 0 12C Default 1 1 RESERVED 2 1 2 3 PHY Port Address Jumpers Table 2 5 Jumpers PHY Port Address JUMPER PAIR DESCRIPTION SETTINGS ipa dens PHY address jumpers 1 2 Set PHY_ADDR to T 2 3 Set PHY_ADDR to 0 Note 2 5 Paired jumpers MUST be set identically Note 2 6 The PHY_ADDR settings are defined in Table 2 6 Table 2 6 PHY_ADDR Settings PHY_ADDR STRAP VALUE VIRTUAL PHY ADDRESS PORT 1 ADDRESS PORT 2 ADDRESS 0 0 1 2 1 1 2 3 Revision 1 0 05 28 09 USER MANUAL 6 SMSC LAN9303M LAN9303M Evaluation Board User Manual E gt SMSE 2 2 LEDs Table 2 7 LEDs REFERENCE COLOR INDICATION Note 2 7 LED1 Green 3 3V power active LED2 Green Full duplex Collision Port
7. Sms SUCCESS BY DESIGN LAN9303M Evaluation Board User Manual E unfan de So SmS LANG303MASSY 6551 REV A ss a m f 7 Copyright 2009 SMSC or its subsidiaries All rights reserved Circuit diagrams and other information relating to SMSC products are included as a means of illustrating typical applications Consequently complete information sufficient for construction purposes is not necessarily given Although the information has been checked and is believed to be accurate no responsibility is assumed for inaccuracies SMSC reserves the right to make changes to specifications and product descriptions at any time without notice Contact your local SMSC sales office to obtain the latest specifications before placing your product order The provision of this information does not convey to the purchaser of the described semiconductor devices any licenses under any patent rights or other intellectual property rights of SMSC or others All sales are expressly conditional on your agreement to the terms and conditions of the most recently dated version of SMSC s standard Terms of Sale Agreement dated before the date of your order the Terms of Sale Agreement The product may contain design defects or errors known as anomalies which may cause the product s functions to deviate from published specifications Anomaly sheets are available upon request SMSC products are not designed intended authorized or warranted for use in any life suppor
8. able jumper 2 3 Disable power switch force power ON always IN Connect 3 3V regulator output to JP3 Connect 3 3V jumper 1 2 3 3V power plane OUT Disconnect 3 3V regulator 1 2 Connect MDIO to 1 5K pull up to 3 3V JP4 MDIO pull up down jumper 2 3 Connect MDIO to 2 5K pull down to GND IN Connect MDC to 10K pull down JP5 MDC pull down jumper 1 2 OUT Disconnect MDC from 10K pull down 1 2 Pins 1 and 2 are 3 3V 3 4 Connect 2C EEPROM to SDA JP6 12C connect jumper 5 6 Connect C EEPROM to SCL 7 8 Pins 7 and 8 are GND 2 1 2 JP7 JP18 Jumpers JP7 through JP18 set various functions of the LAN9303M They can also be used as GPIOs LED drivers or interrupts When used as LED drivers as they are on the EVB9303M they are connected a specific way to set the strap value to a 1 and another way to set the strap value to a 0 Figure 2 2 illustrates the schematic connections with the LED1 circuit as a pull up and the LED2 circuit as a pull down To illuminate LED1 the LAN9303M will drive the cathode of the LED1 low To illuminated LED2 the LAN9303M will drive the anode of the LED2 high The JP7 JP18 jumpers must be configured in pairs to identical settings in order to realize the LED1 circuit or the LED2 circuit The pairings are as follows a JP7 amp JP13 a JP8 amp JP14 a JP9 amp JP15 JP10 amp JP16 Revision 1 0 05 28 09 USER MANUAL SMSC LAN9303M 4 LAN9303M Evaluation Board User Manual er SMSE a JP1
9. necessary when Port 0 or Port 1 is configured for and used in PHY mode In such cases the 5V power rail is typically supplied through the MII connector from the MAC side The EVB9303M includes a 8Kx8 I2C EEPROM that may be used to automatically load configuration settings from the EEPROM into the device at reset allowing the device to operate unmanaged An 12C host adapter interface header 10 pin 2x5 is provided to simplify I2C based configuration A simplified block diagram of the EVB9303M can be seen in Figure 1 1 To external MAC 7C Host Adapter I F To external Ethernet To external MAC Ethernet To external PHY Mode Switch E VB 9 3 03 M Figure 1 1 EVB9303M Block Diagram Revision 1 0 05 28 09 USER MANUAL SMSC LAN9303M 2 LAN9303M Evaluation Board User Manual E gt SMSE 1 1 References Concepts and material available in the following documents may be helpful when using the EVB9303M Table 1 1 References DOCUMENT LOCATION SMSC LAN9303M Datasheet http Awww smsc com main datasheet html AN8 13 Suggested Magnetics http www smsc com main appnotes html SMSC EVB9303M Evaluation Board Schematic http www smsc com 2 Board Details The following sections describe the various board features including jumpers LEDs test points system connections and switches A top view of the EVB9303M is shown in Figure 2 1 Note The LAN9303M device is RoHS compliant However support compo
10. nents on the EVB9303M board are not necessarily RoHS compliant 33 P1 P2 Power swen Port 0 MII Connector Female 5V Power Input Port 0 MII Connector Male Eth Port 2 with integrated S N magnetics amp LEDs NEY j Fafa m O nme 7 id m Mode SMSC Switches Der LAN9303M Eth Port 1 with integrated mi magnetics amp LEDs ain mi Port 1 JP4 JP18 MII Connector Male Port 1 MII Connector Female C Host Adapter I F Figure 2 1 EVB9303M Top View SMSC LAN9303M USER MANUAL Revision 1 0 05 28 09 3 E gt SMSE LAN9303M Evaluation Board User Manual 2 1 Jumpers The following tables describe the default settings and jumper descriptions for the EVB9303M These defaults are the recommended configurations for evaluation of the LAN9303M These settings may be changed as needed however any deviation from the default settings should be approached with care and knowledge of the schematics and datasheet An incorrect jumper setting may disable the board Note A dashed line in the Settings column indicates the board s default jumper setting 2 1 1 JP1 JP6 Table 2 1 Jumpers JP1 JP6 JUMPER DESCRIPTION SETTINGS Connect 5V DC power IN Connect 5V brick output to power JP1 s ppi 1 2 plane Pply OUT Disconnect 5V brick power 1 2 Enable power switch ie Power switch en
11. no default setting for this switch Customers must choose the appropriate MII mode as dictated by their application Note 2 9 The PO_MODE 2 0 settings are defined in Table 2 12 Table 2 12 P0_MODE 2 0 Settings S2 3 S2 2 S2 1 PORT 0 MODE SETTINGS 0 0 0 MII MAC Mode 0 0 1 MII PHY Mode 0 1 0 MII PHY Mode 200Mbps 12mA clock output 0 1 1 MII PHY Mode 200Mbps 16mA clock output 1 0 0 RMII PHY Mode 12mA clock output 1 0 1 RMII PHY Mode 16mA clock output 1 1 0 RMII PHY Mode clock is input 1 1 1 RESERVED SMSC LAN9303M USER MANUAL Revision 1 0 05 28 09 9 LAN9303M Evaluation Board User Manual er SMSE 2 5 3 Port 1 Mode Table 2 13 Port 1 Mode Switches SWITCH DESCRIPTION FUNCTION Sets P1_MODEO low when closed on 2 5 8 position DIP switch position 5 Otherwise the signal is pulled up internally Note 2 10 Note 2 11 Sets P1_MODE1 low when closed on 2 6 8 position DIP switch position 6 Otherwise the signal is pulled up internally Note 2 10 Note 2 11 Sets P1_MODE2 low when closed on S2 7 8 position DIP switch position 7 Otherwise the signal is pulled up internally Note 2 10 Note 2 11 Sets P1_MODE3 low when closed on Otherwise the signal is pulled up internally This switch selects the duplex polarity strap default for Port 1 as follows If the strap value is 0 a 0 on P1_DUPLEX S2 8 8 position DIP switch position
12. t or other application where product failure could cause or contribute to personal injury or severe property damage Any and all such uses without prior written approval of an Officer of SMSC and further testing and or modification will be fully at the risk of the customer Copies of this document or other SMSC literature as well as the Terms of Sale Agreement may be obtained by visiting SMSC s website at http www smsc com SMSC is a registered trademark of Standard Microsystems Corporation SMSC Product names and company names are the trademarks of their respective holders SMSC DISCLAIMS AND EXCLUDES ANY AND ALL WARRANTIES INCLUDING WITHOUT LIMITATION ANY AND ALL IMPLIED WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE TITLE AND AGAINST INFRINGEMENT AND THE LIKE AND ANY AND ALL WARRANTIES ARISING FROM ANY COURSE OF DEALING OR USAGE OF TRADE IN NO EVENT SHALL SMSC BE LIABLE FOR ANY DIRECT INCIDENTAL INDIRECT SPECIAL PUNITIVE OR CONSEQUENTIAL DAMAGES OR FOR LOST DATA PROFITS SAVINGS OR REVENUES OF ANY KIND REGARDLESS OF THE FORM OF ACTION WHETHER BASED ON CONTRACT TORT NEGLIGENCE OF SMSC OR OTHERS STRICT LIABILITY BREACH OF WARRANTY OR OTHERWISE WHETHER OR NOT ANY REMEDY OF BUYER IS HELD TO HAVE FAILED OF ITS ESSENTIAL PURPOSE AND WHETHER OR NOT SMSC HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES SMSC LAN9303M USER MANUAL Revision 1 0 05 28 09 LAN9303M Evaluation Board User Manual er SMSE 1 In
13. troduction The LAN9303M is a full featured three port 10 100 managed Ethernet switch designed for embedded applications where performance flexibility ease of integration and system cost control are required The LAN9303M combines all the functions of a 10 100 Ethernet switch system including the Switch Fabric packet buffers Buffer Manger MACs PHY transceivers and serial management The LAN9303M complies with the IEEE 802 3 full half duplex 10BASE T and 100BASE TX Ethernet protocol specification and 802 1D 802 1Q management protocol specifications enabling compatibility with industry standard Ethernet and Fast Ethernet applications The EVB9303M is an Evaluation Board EVB that utilizes the LAN9303M to provide a fully functional three port dual MII RMII Turbo MII Ethernet switch The EVB9303M provides two fully integrated MAC PHY Ethernet ports Ports 1 amp 2 via on board RJ45 connectors Port 0 and Port 1 each provide two MII port connectors for a total of 4 which support the following An external MII RMII Turbo Mll capable MAC with LAN9303M in PHY mode via the onboard 40 pin male MII connector An external MIl Turbo Mll capable PHY with LAN9303M in MAC mode via the onboard 40 pin female MII connector The Port 0 and Port 1 modes of operation are configured via a single 8 position mode configuration strap switch Power is supplied to the board via a 5V external wall mount power supply The external supply is not
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