KSZ8864RMN Micrel Inc, KSZ8864RMN Datasheet - Page 93

• Manufacturer Part Number: KSZ8864RMN
• Description: IC ETHERNET SW 4PORT 64QFN
• Manufacturer: Micrel Inc

Specifications of KSZ8864RMN

• Controller Type: Ethernet Switch Controller
• Interface: MII, RMII
• Voltage - Supply: 1.8V, 2.5V, 3.3V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: *
• Package / Case: *
• Lead Free Status / RoHS Status: Supplier Unconfirmed
• Current - Supply: -
• Lead Free Status / RoHS Status: Supplier Unconfirmed, Lead free / RoHS Compliant
• Other names: 576-3787; KSZ8864RMN

January 2011
For Port 2, the base is 0x40, same offset definition (0x40-0x5f)
For Port 3, the base is 0x60, same offset definition (0x60-0x7f)
For Port 4, the base is 0x80, same offset definition (0x80-0x9f)
Note:
All port dropped packet MIB counters do not indicate overflow or validity; therefore the application must keep track of overflow and valid
conditions.
The KSZ8864RMN provides a total of 34 MIB counter per port. These counter are used to monitor the port detail
activity for network management and maintenance. These MIB counters are read using indirect memory access as
follows examples.
Address
Format of Per Port MIB Counters (16 entries)
31
30
29-0
Offset
0x100
0x101
0x102
0x103
0x104
0x105
0x106
0x107
0x108
0x109
Address
Format of All Port Dropped Packet MIB Counters
30-16
15-0
Name
Overflow
Count Valid
Counter Values
Counter Name
Reserved
Port1 Tx Drop Packets
Port2 Tx Drop Packets
Port3 Tx Drop Packets
Port4 Tx Drop Packets
Reserved
Port1 Rx Drop Packets
Port2 Rx Drop Packets
Port3 Rx Drop Packets
Port4 Rx Drop Packets
Name
Reserved
Counter Values
Table 20. Format of “All Dropped Packet” MIB Counter
Table 19. All Port Dropped Packet MIB Counters
Table 18. Format of “Per Port” MIB Counter
Description
1, Counter overflow.
1, Counter value is valid.
Counter value.
0, No Counter overflow.
0, Counter value is not valid.
Description
Reserved.
Tx packets dropped due to lack of resources.
Tx packets dropped due to lack of resources.
Tx packets dropped due to lack of resources.
Tx packets dropped due to lack of resources.
Reserved
Rx packets dropped due to lack of resources.
Rx packets dropped due to lack of resources.
Rx packets dropped due to lack of resources.
Rx packets dropped due to lack of resources.
Description
Reserved.
Counter value.
93
Mode
Mode
RO
RO
RO
N/A
RO
M9999-012011-1.2
Default
Default
N/A
0
0
0
0