88F6180
Hardware Specifications
1.2.6
Serial Management Interface (SMI) Interface Pin
Assignments
Serial Management Interface (SMI) Pin Assignments
I/O
P in
Ty p e
CMOS/
Power
R a il
VDD_GE
D e s c r i p t io n
Table 8:
Pin Name
GE_MDC
t/s
O
Management Data Clock
MDC is derived from TCLK divided by 128.
Provides the timing reference for the transfer of the MDIO signal.
Management Data In/Out
Used to transfer control and status information between PHY
devices and the GbE controller.
NOTE:
A pull-up is required.
GE_MDIO
t/s
I/O
CMOS
VDD_GE
Doc. No. MV-S104988-U0 Rev. E
Page 26
Document Classification: Proprietary Information
Copyright © 2008 Marvell
December 2, 2008, Preliminary
MARVELL [ MARVELL TECHNOLOGY GROUP LTD. ]
