KS8993 Micrel Pin NumberPin NameType(Note 1)PortPin Function 116 P1_PP I 1 Port 1 receive port based priority classification 117 P1_TAGINS I 1 Port 1 tag insertion enable 118 P2_TAGINS I 2 Port 2 tag insertion enable 119 P3_TAGINS I 3 Port 3 tag insertion enable 120 P3_TAGRM I 3 Port 3 tag removal enable 121 P2_TAGRM I 2 Port 2 tag removal enable 122 P1_TAGRM I 1 Port 1 tag removal enable 123 VDD_RCV[1] Pwr 1 2.5V for clock recovery circuitry 124 GND_RCV[1] GND 1 Ground for clock recovery circuitry 125 X2 O Connect to crystal input 126 X1 I Crystal or clock input 127 FXSD[1] I 1 Fiber signal detect 128 AOUT O Factory test output Note 1. Pwr = power supply GND = ground I = input O = output I/O = bi-directional I/O GroupingGroup NameDescription PHY Physical Interface MII Media Independant Interface SNI Serial Network Interface IND LED Indicators UP Unmanaged Programmable CTRL Control and Miscellaneous TEST Test (Factory) PWR Power and Ground May 2005 9 KS8993