lan9117 Standard Microsystems Corp., lan9117 Datasheet - Page 21

• Manufacturer Part Number: lan9117
• Description: Lan9117 High-performance Single-chip 10/100 Non-pci Ethernet Controller
• Manufacturer: Standard Microsystems Corp.

High Performance Single-Chip 10/100 Non-PCI Ethernet Controller
Datasheet
SMSC LAN9117
NO.
PIN
31
Management Data
Note 2.2
NAME
Clock
The external SMI port is selected when SMI_SEL = 1. When SMI_SEL = 0, MDIO is tri-
stated and MDC is driven low.
Table 2.6 MII Interface Signals (continued)
SYMBOL
MDC
DATASHEET
BUFFER
O8 (PD)
TYPE
21
NUM
PINS
1
Management Data Clock: When
SMI_SEL = 1, this pin is the MII
management data clock. When
SMI_SEL=0, this pin is driven low.
See
Note:
Note
See
"HW_CFG—Hardware
Configuration Register"
more information on
SMI_SEL.
2.2.
DESCRIPTION
Section 5.3.9,
Revision 1.5 (07-11-08)
for