RTL8305S 데이터 시트보기 (PDF) - Realtek Semiconductor
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RTL8305S Datasheet PDF : 24 Pages
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5. Pin Descriptions
RTL8305S
5.1 Media Connection Pins
Pin Name
RXIP[4:0]
RXIN[4:0]
TXOP[4:0]
TXON[4:0]
Pin No.
11,12,15
16,27,28
31,32,127
128
3,4,7,8
19,20,23
24,35,36
Type
AI
AO
Description
Differential Receive Data Input
Differential Transmit Data Output
Default
5.2 Mode Pins
Pin Name
ENBKPRS
Pin No.
78
ENFCTRL
77
ENBRDCTRL
80
LED_BLNK_TIME 89
DIS_RST_BLNK# 90
NWAYHALF#
76
TEST#
121
Type
Description
Default
I Enable Back Pressure: This pin has no effect on port4 if it is operated as 1
an MII port.
1: Enable (UTP ports only)
0: Disable
I Enable Flow Control: The RTL8305S will advertise its ability with flow 1
control during auto-negotiation. This pin has no effect on port4 if it is operated
as an MII port.
1: Enable Flow control (UTP ports only)
0: Disable
I Enable Broadcast Control: This is for the UTP and MII port.
1
1: Enable
0: Disable
I LED Blinking Time: This pin controls the blinking speed of the activity 1
and collision LEDs.
1: 43ms
0: 120ms
I Disable Reset Blinking: This pin controls the blinking of LEDs during 1
reset and power up. Set to 0, the LEDs will not blink on reset or power up.
1: Enable
0: Disable
I Nway Half Duplex: This pin advertises Nway ability to the link partner. 1
Setting this pin to 0 will advertise an Nway ability with 10/100 half duplex only.
1: Nway ability supports full duplex
0: Nway ability supports half duplex only
O Test: An internal test pin
2002/02/19
6
Rev. 1.2
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