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Watrt6年前 (2019-04-20)硬件接口21840

Ethernet EIA/TIA-568A/B



PinPairSignalWireColor
T568AT568B10/100Base-T1000Base-TT568AT568B
132TX+BI_DA++/tip
white/green

white/orange
232TX-BI_DA--/ring
green

orange
323RX+BI_DB++/tip
white/orange

white/green
411
BI_DC+-/ring
blue

blue
511
BI_DC-+/tip
white/blue

white/blue
623RX-BI_DB--/ring
orange

green
744
BI_DD++/tip
white/brown

white/brown
844
BI_DD--/ring
brown

brown


Direct Connection EIA/TIA-568A


Direct Connection EIA/TIA-568B



Cross-over cable pinouts



Cross-over cable EIA/TIA-568A/B (10Base-T, 100Base-TX)


10BASE-T or 100BASE-TX crossover

PinConnection 1: T568AConnection 2: T568B
signalpaircolorsignalpaircolor
1BI_DA+3
white/green
BI_DB+2
white/orange
2BI_DA-3
green
BI_DB-2
orange
3BI_DB+2
white/orange
BI_DA+3
white/green
4
1
blue

1
blue
5
1
white/blue

1
white/blue
6BI_DB-2
orange
BI_DA-3
green
7
4
white/brown

4
white/brown
8
4
brown

4
brown


Gigabit T568A crossover
10BASE-T, 100BASE-TX, 100BASE-T4 or 1000BASE-T crossover

PinConnection 1: T568AConnection 2: T568A Crossed
signalpaircolorsignalpaircolor
1BI_DA+3
white/green
BI_DB+2
white/orange
2BI_DA-3
green
BI_DB-2
orange
3BI_DB+2
white/orange
BI_DA+3
white/green
4BI_DC+1
blue
BI_DD+4
white/brown
5BI_DC-1
white/blue
BI_DD-4
brown
6BI_DB-2
orange
BI_DA-3
green
7BI_DD+4
white/brown
BI_DC+1
blue
8BI_DD-4
brown
BI_DC-1
white/blue


Gigabit T568B crossover
10BASE-T, 100BASE-TX, 100BASE-T4 or 1000BASE-T crossover

PinConnection 1: T568BConnection 2: T568B Crossed
signalpaircolorsignalpaircolor
1BI_DA+2
white/orange
BI_DB+3
white/green
2BI_DA-2
orange
BI_DB-3
green
3BI_DB+3
white/green
BI_DA+2
white/orange
4BI_DC+1
blue
BI_DD+4
white/brown
5BI_DC-1
white/blue
BI_DD-4
brown
6BI_DB-3
green
BI_DA-2
orange
7BI_DD+4
white/brown
BI_DC+1
blue
8BI_DD-4
brown
BI_DC-1
white/blue


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