DM9332

10/100Mbps Ethernet Fiber/Twisted Pair Single Chip Media Converter

Preliminary datasheet

5

DM9332-15-DS-P01

March 5, 2012

8.14 DAVICOM Specified Disconnect Counter Register (DISCR) – 17H ........................................................ 42

8.15 Power Saving Control Register (PSCR) – 1DH ......................................................................................... 42

9.

FUNCTIONAL DESCRIPTION....................................................................................... 43

9.1 Serial Management Interface........................................................................................................................ 43

9.2 Switch function:............................................................................................................................................. 44

9.2.1 Address Learning ..................................................................................................................................... 44

9.2.2 Address Aging.......................................................................................................................................... 44

9.2.3 Packet Forwarding ................................................................................................................................... 44

9.2.4 Inter-Packet Gap (IPG) ............................................................................................................................ 44

9.2.5 Back-off Algorithm.................................................................................................................................... 44

9.2.6 Late Collision............................................................................................................................................ 44

9.2.7 Full Duplex Flow Control .......................................................................................................................... 44

9.2.8 Half Duplex Flow Control ......................................................................................................................... 44

9.2.9 Partition Mode .......................................................................................................................................... 45

9.2.10 Broadcast Storm Filtering....................................................................................................................... 45

9.2.11 Bandwidth Control.................................................................................................................................. 45

9.2.12 Port Monitoring Support ......................................................................................................................... 45

9.2.13 VLAN Support ........................................................................................................................................ 46

9.2.13.1 Port-Based VLAN................................................................................................................................ 46

9.2.13.2 802.1Q-Based VLAN........................................................................................................................... 46

9.2.13.3 Tag/Untag ........................................................................................................................................... 46

9.2.14 Priority Support ...................................................................................................................................... 47

9.2.14.1 Port-Based Priority .............................................................................................................................. 47

9.2.14.2 802.1p-Based Priority.......................................................................................................................... 47

9.2.14.3 DiffServ-Based Priority........................................................................................................................ 47

9.3 MII Interface.................................................................................................................................................... 48

9.3.1 MII data interface ..................................................................................................................................... 48

9.3.2 MII Serial Management ............................................................................................................................ 48

9.3.3 Serial Management Interface ................................................................................................................... 49

9.3.4 Management Interface - Read Frame Structure ...................................................................................... 49