KSZ8895MQ_12 MICREL [Micrel Semiconductor], KSZ8895MQ_12 Datasheet - Page 86

• Manufacturer Part Number: KSZ8895MQ_12
• Description: Integrated 5-Port 10/100 Managed Ethernet Switch with MII/RMII interface
• Manufacturer: MICREL [Micrel Semiconductor]

Micrel, Inc.
Advanced Control Registers (Continued)
Note:
1.
2.
March 2012
Address
Register 190 (0xBE) : Port 1 Queue 3 Egress Limit Control 4
Register 206 (0xCE) : Port 2 Queue 3 Egress Limit Control 4
Register 222 (0xDE) : Port 3 Queue 3 Egress Limit Control 4
Register 238 (0xEE): Port 4 Queue 3 Egress Limit Control 4
Register 254 (0xFE): Port 5 Queue 3 Egress Limit Control 4
7
6 – 0
In the port priority 0-3 ingress rate limit mode, will need to set all related ingress/egress ports to two queues or four queues
mode.
In the port queue 0-3 egress rate limit mode, the highest priority get exact rate limit based on the rate select table, other
priorities packets rate are based upon the ratio of the port register control 10/11/12/13 when use more than one egress queue
per port.
Name
Reserved
Port Queue 3 Egress Limit
Description
Egress data rate limit for priority 3 frames
Egress traffic from this priority queue is shaped
according to the Data Rate Selected Table. See the
table follow the end of Egress limit control registers.
In four queues mode, it is highest priority.
86
Mode
KSZ8895MQ/RQ/FMQ
R/W
RO
M9999-032612-1.5
0000000
Default
0