KSZ8864RMN Datasheet, PDF (62/112 Pages) Micrel Semiconductor – Integrated 4-Port 10/100 Managed Switch with Two MACs MII or RMII Interfaces

Micrel, Inc.
KSZ8864RMN
Register 19 (0x13): Reserved
Register 35 (0x23): Port 1 Control 3
Register 51 (0x33): Port 2 Control 3
Register 67 (0x43): Port 3 Control 3
Register 83 (0x53): Port 4 Control 3
Address Name
Description
7-0
Default Tag [15:8]
Port’s default tag, containing:
7-5: user priority bits
4: CFI bit
3-0 : VID[11:8]
Mode
R/W
Default
0
Register 20 (0x14): Reserved
Register 36 (0x24): Port 1 Control 4
Register 52 (0x34): Port 2 Control 4
Register 68 (0x44): Port 3 Control 4
Register 84 (0x54): Port 4 Control 4
Address
7-0
Name
Default Tag [7:0]
Description
Default port 1’s tag, containing:
7-0: VID[7:0]
Mode
R/W
Default
1
Note:
Registers 35 and 36 (and those corresponding to other ports) serve two purposes: (1) Associated with the ingress untagged packets, and used for
egress tagging; (2) Default VID for the ingress untagged or null-VID-tagged packets, and used for address look up.
September 2011
62
M9999-092011-1.4