AX88615P datasheet(12/26 Pages) ASIX

12 / 26 page

ASIX ELECTRONICS CORPORATION

CONFIDENTIAL

AX88615P 5-Port 10/100Mb Switch Controller

PRELIMINARY

802.3x for full duplex, back pressure for half duplex.

0 : Enable flow control function.

1 : Disable flow control function.

/ FlowCtl _En2

STXD0[2]

P2 Flow Control Enable : Enable flow control functions of switch port 2,

802.3x for full duplex, back pressure for half duplex.

0 : Enable flow control function.

1 : Disable flow control function.

/ FlowCtl _En1

STXD0[1]

P1 Flow Control Enable : Enable flow control functions of switch port 1,

802.3x for full duplex, back pressure for half duplex.

0 : Enable flow control function.

1 : Disable flow control function.

/FlowCtl_En0

STXD0[0]

P0 Flow Control Enable : Enable flow control functions of switch port 0,

802.3x for full duplex, back pressure for half duplex.

0 : Enable flow control function.

1 : Disable flow control function.

Speed_S1

STXD1[2]

Speed Setting for Port 1, 2, 3, 4 : In RMII mode, speed “SCOL_SP1” pin

function selection

0 : Port 1, 2, 3, 4 RMII mode, SCOL_SP1 pin is Low for 10M,high for 100M

1 : Port 1, 2, 3, 4 RMII mode, SCOL_SP1 pin is Low for 100M,high for 10M

Speed_S0

STXD1[1]

Speed Setting for Port 0 : In RMII mode, speed “SCOL_SP0” pin function

selection

0 : Port 0 RMII mode, SCOL_SP0 pin is Low for 10M,high for 100M

1 : Port 0 RMII mode, SCOL_SP0 pin is Low for 100M,high for 10M

FdpxHi_S1

STXD1[0]

Duplex Setting for Port 1, 2, 3, 4 : Port 1, 2, 3, 4 “SDUPLEX1” pin function

select

0 : SDUPLEX1 pin is Low for half duplex,high for full duplex

1 : SDUPLEX1 pin is Low for full duplex,high for half duplex

FdpxHi_S0

STXEN1

Duplex Setting for Port 0 : Port 0 “SDUPLEX0” pin function selection

0 : SDUPLEX0 pin is Low for half duplex,high for full duplex

1 : SDUPLEX0 pin is Low for full duplex,high for half duplex

/RdPhy_En

STXD4[0]

MDIO read PHY Register 05h Information

0 : Enable

1 : Disable

PktLenOpt

STXD3[0]

Maximun Packet Length Selection

0 : 1522 Byte

1 : 1518 Byte

All of the above signals are pull-up for default values.

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