KSZ8895MQ_12 MICREL [Micrel Semiconductor], KSZ8895MQ_12 Datasheet - Page 5

• 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 Functionality................................................................................................................................................41
Register Description .....................................................................................................................................................53
March 2012
Port 5 MAC 5 SW5-MII Interface for the KSZ8895MQ/FMQ......................................................................................37
Port 5 MAC 5 Switch SW5-RMII Interface for the KSZ8895RQ .................................................................................37
SNI Interface Operation ..............................................................................................................................................40
QoS Priority Support...................................................................................................................................................41
Spanning Tree Support...............................................................................................................................................42
Rapid Spanning Tree Support ....................................................................................................................................43
Tail Tagging Mode ......................................................................................................................................................44
IGMP Support .............................................................................................................................................................45
Port Mirroring Support ................................................................................................................................................45
VLAN Support .............................................................................................................................................................45
Rate Limiting Support .................................................................................................................................................46
Filtering for Self-Address, Unknown Unicast/Multicast Address and Unknown VID Packet/IP Multicast ..................47
Configuration Interface ...............................................................................................................................................47
Global Registers .........................................................................................................................................................55
Port Registers .............................................................................................................................................................64
Port-Based Priority..................................................................................................................................................41
802.1p-Based Priority .............................................................................................................................................41
DiffServ-Based Priority ...........................................................................................................................................42
Ingress Rate Limit...................................................................................................................................................46
Egress Rate Limit ...................................................................................................................................................47
Transmit Queue Ratio Programming......................................................................................................................47
I
SPI Slave Serial Bus Configuration ........................................................................................................................48
MII Management Interface (MIIM) ..........................................................................................................................51
Serial Management Interface (SMI)........................................................................................................................51
Register 0 (0x00): Chip ID0 ....................................................................................................................................55
Register 1 (0x01): Chip ID1 / Start Switch..............................................................................................................55
Register 2 (0x02): Global Control 0 ........................................................................................................................55
Register 3 (0x03): Global Control 1 ........................................................................................................................56
Register 4 (0x04): Global Control 2 ........................................................................................................................57
Register 5 (0x05): Global Control 3 ........................................................................................................................58
Register 6 (0x07): Global Control 4 ........................................................................................................................59
Register 7 (0x07): Global Control 5 ........................................................................................................................60
Register 8 (0x08): Global Control 6 ........................................................................................................................60
Register 9 (0x09): Global Control 7 ........................................................................................................................60
Register 10 (0x0A): Global Control 8......................................................................................................................61
Register 11 (0x0B): Global Control 9......................................................................................................................61
Register 12 (0x0C): Global Control 10 ...................................................................................................................62
Register 13 (0x0D): Global Control 11 ...................................................................................................................62
Register 14 (0x0E): Power Down Management Control 1 .....................................................................................62
Register 15 (0x0F): Power Down Management Control 2......................................................................................63
Register 16 (0x10): Port 1 Control 0.......................................................................................................................64
2
C Master Serial Bus Configuration.......................................................................................................................47
5
KSZ8895MQ/RQ/FMQ
M9999-032612-1.5