lan9500 Standard Microsystems Corp., lan9500 Datasheet - Page 11

• Manufacturer Part Number: lan9500
• Description: Lan9500/lan9500i Hi-speed Usb 2.0 To 10/100 Ethernet Controller
• Manufacturer: Standard Microsystems Corp.

Hi-Speed USB 2.0 to 10/100 Ethernet Controller
Datasheet
SMSC LAN9500/LAN9500i
NUM PINS
1
1
1
Purpose I/O 0
Purpose I/O 1
Purpose I/O 2
(Internal PHY
(Internal PHY
(Internal PHY
(Internal PHY
(Internal PHY
(Internal PHY
Management
Management
Management
Management
MII Collision
MII Collision
PHY Mode)
Mode Only)
PHY Mode)
Mode Only)
PHY Mode)
Mode Only)
(External
(External
(External
General
General
General
NAME
Detect
Mode)
Detect
Mode)
Mode)
Clock
Clock
Data
Data
SYMBOL
Table 2.1 MII Interface Pins (continued)
GPIO0
GPIO1
GPIO2
MDIO
MDIO
MDC
MDC
COL
COL
DATASHEET
BUFFER
IS/O8/
IS/O8/
IS/O8/
TYPE
IS/O8
IS/O8
IS/O8
IS/O8
(PU)
(PD)
OD8
(PU)
(PU)
(PD)
OD8
(PU)
(PU)
(PD)
OD8
(PU)
O8
IS
11
MII Collision Detect: In internal PHY mode, this
pin can be configured to display the respective
internal MII signal.
MII Collision Detect: In external PHY mode, the
signal on this pin is input from the external PHY
and indicates a collision event.
General Purpose I/O 0
Management Data: In internal PHY mode, this
pin can be configured to display the respective
internal MII signal.
Management Data: In external PHY mode, this
pin provides the management data to/from the
external PHY.
General Purpose I/O 1
Management Clock: In internal PHY mode, this
pin can be configured to display the respective
internal MII signal.
Management Clock: In external PHY mode, this
pin outputs the management clock to the external
PHY.
General Purpose I/O 2
DESCRIPTION
Revision 1.4 (07-07-08)