EVB-LAN9500A-LC Evaluation Board User Manual
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SMSC LAN9500A
USER MANUAL
Revision 1.0 (12-04-12)
LAN9500A Evaluation Board User Manual
1 Introduction
The LAN9500A is a high performance, small form factor solution for USB to 10/100 Ethernet port
bridging. With applications ranging from embedded systems, set-top boxes, and PVR’s, to USB port
replicators, USB to Ethernet adapters, PC docking stations, and test instrumentation, the LAN9500A
is targeted as a high performance, low cost USB/Ethernet connectivity solution.
The LAN9500A contains an integrated 10/100 Ethernet PHY, USB PHY, Hi-Speed USB 2.0 device
controller, 10/100 Ethernet MAC, TAP controller, EEPROM controller, and a FIFO controller with a total
of 30 KB of internal packet buffering. The LAN9500A complies with the IEEE 802.3 (full/half-duplex
10BASE-T and 100BASE-TX) Ethernet protocol and USB 2.0 specification, enabling compatibility with
industry standard Fast Ethernet and USB 2.0 applications.
The EVB-LAN9500A-LC is an Evaluation Board (EVB) that utilizes the LAN9500A to provide a fully
functional, bus-powered USB to Ethernet interface. The EVB-LAN9500A-LC provides fully integrated
Ethernet and USB ports via the onboard RJ45 and USB Type A connectors. The onboard 256x8
EEPROM is used to load the EVB-LAN9500A-LC’s USB configuration parameters and MAC address.
LAN9500A software drivers are available for Windows XP, Windows Vista, Mac OS X, Linux, and
Windows CE. Additional manufacturing and diagnostic tools are available for debugging and external
EEPROM configuration. For complete details, refer to the “LAN9500A Software User Manual”.
A simplified block diagram of the EVB-LAN9500A-LC can be seen in Figure 1.1.
256 x 8
µWire
EEPROM
USB
10/100
Ethernet
Magnetics
SMSC
LAN9500A
USB Type A
Connector
RJ45
Ethernet
EVB-LAN9500A-LC
Figure 1.1 EVB-LAN9500A-LC Block Diagram
1.1
References
Concepts and material available in the following documents may be helpful when using the EVBLAN9500A-LC.
Table 1.1 References
DOCUMENT
LOCATION
SMSC LAN9500A Datasheet
http://www.smsc.com/lan9500a
AN8-13 Suggested Magnetics
http://www.smsc.com/lan9500a
SMSC EVB-LAN9500A-LC Evaluation Board Schematic
http://www.smsc.com/lan9500a
SMSC LAN9500A Software User Manual
http://www.smsc.com/lan9500a
Revision 1.0 (12-04-12)
USER MANUAL
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SMSC LAN9500A
LAN9500A Evaluation Board User Manual
2 Board Details
This section includes the following EVB-LAN9500A-LC board details:
2.1
Configuration
Mechanicals
Configuration
The following sub-sections describe the various board features including LEDs, test points, and system
connections. A top view of the EVB-LAN9500A-LC is shown in Figure 2.1.
256 x 8
EEPROM
USB Type A
Connector
3.3V Voltage
Regulator
Ethernet
Magnetics
SMSC
LAN9500A
GND
Test Point
Ethernet Port
(integrated LEDs)
Figure 2.1 EVB-LAN9500A-LC Top View
2.1.1
LEDs
Table 2.1 LEDs
REFERENCE
COLOR
INDICATION
Green
Ethernet Link/Activity
Solid: Link established
Blinking: Link activity
OFF: No link
Yellow
Ethernet Speed
ON: 100BASE-TX
OFF: 10BASE-T
J2
SMSC LAN9500A
USER MANUAL
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LAN9500A Evaluation Board User Manual
2.1.2
Test Points
Table 2.2 Test Points
TEST POINT
TP2
2.1.3
DESCRIPTION
CONNECTION
Single Pin Gold Post GND Test Point
GND
System Connections
Table 2.3 System Connections
PLUG/HEADER
2.2
DESCRIPTION
PART
P1
USB Type-A Plug
Molex 48037-0001
J2
RJ45 with Integrated LEDs
Amphenol RJHSE-5381
Mechanicals
Figure 2.2 details the EVB-LAN9500A-LC mechanical dimensions.
0.070
0.070
0.070
1.000
Ø0.04
Ø0.04
0.070
Ø0.04
0.070
TOP VIEW
Ø0.04
0.070
0.070
0.070
2.120
Figure 2.2 EVB-LAN9500A-LC Mechanicals
Revision 1.0 (12-04-12)
USER MANUAL
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SMSC LAN9500A
LAN9500A Evaluation Board User Manual
3 Revision History
Table 3.1 Revision History
REVISION LEVEL & DATE
SECTION/FIGURE/ENTRY
CORRECTION
Rev. 1.0 (12-04-12)
Document co-branded: Microchip logo added, modification to legal disclaimer.
Rev. 1.0 (02-02-10)
Initial Release
SMSC LAN9500A
USER MANUAL
5
Revision 1.0 (12-04-12)