SMSC EVB8710, User Manual

Page: 4 / 11

EVB8710 Evaluation Board User Manual
Revision 1.1 (05-24-10)
USER MANUAL
SMSC EVB8710
4
2.2 Configuration
The following sub-sections describe the various board features and configuration settings. A top view
of the EVB8710 is shown in
Figure 2.1 .
2.2.1 PHY Address Configuration
The EVB8710 allows the user to configure the default PHY address at power-up via the PHYAD[2:0]
configuration straps.
Table 2.1 details the proper configuration required for each PHY address value.
By default, all EVB8710 PHY address straps are configured to a value of “0”.
Figure 2.1 Top View of the EVB8710
Table 2.1 PHYAD[2:0] Resistor Configuration
PHYAD[2:0]
PHYAD[2:0] PULL-UP/DOWN RESISTORS
PHYAD2 PHYAD1 PHYAD0
R26 R35 R25 R36 R24 R37
000 (Default) Depopulate Populate Depopulate Populate Depopulate Populate
001
Depopulate Populate Depopulate Populate Populate Depopulate
010 Depopulate Populate Populate Depopulate Depopulate Populate
011
Depopulate Populate Populate Depopulate Populate Depopulate
100 Populate Depopulate Depopulate Populate Depopulate Populate
101
Populate Depopulate Depopulate Populate Populate Depopulate
110 Populate Depopulate Populate Depopulate Depopulate Populate
111
Populate Depopulate Populate Depopulate Populate Depopulate
MII
Testpoints
VDDCR
Testpoint
Reset
Button
Integrated
RJ45 +
Magnetics
SPEED &
LINK/ACT
LEDs
(integrated in
magjack)
40-pin MII
connector
(P1)
VDDIO
Testpoint
+5V
Testpoint
+3.3V
Testpoint
SMSC
LAN8710A