Hexin-technology HXSP-1001 RS-232/RS-485/RS-422 to Ethernet TCP/IP Manual do Utilizador descarregar pdf (Página 4)

pin MDI

signal

MDI-X

signal

1 TX+ RX+

2 TX- RX-

3 RX+ TX+

6 RX- TX-

4, 5, 7, 8

— —

RJ 45 port support automatic MDI/MDI-X operation. can connect the PC , Server, Converter

and HUB by straight–though cable wiring . Pin 1, 2, 3, 6 Corresponding connection in MDI. 1→3,

2→6, 3→1, 6→2 are used as cross wiring in the MDI-X port of Converter and HUB. 10Base-T

are used in MDI/MDI-X, the define of Pin in the table as below.

Note：“TX±” transmit data±，“RX±” receive data±，“—”not use。

MDI(Straight-through cable):

RJ45

TX+

TX-

RX+

RX-

RX+

RX-

TX+

TX-

MDI-X (Cross-over cable)

RJ45

(RX+)

TX+

(RX-) TX-

(TX+)

RX+

(TX-)

RX-

1 RX+ (TX+)

2 RX-

(TX-)

3 TX+ (RX+)

6 TX- (RX-)

RS-232/485/422 port

RS-485/422 ( 4 bit terminal block)

T+/Data+

T-/Data-

R+

R-

RS-232 , DB9M (male, pin)

DCD

RxD

TxD

DTR

GND

DSR

RTS 8

CTS

1 2 3 4 5 6 7 8 9

HXSP-1001 1

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Hexin-technology HXSP-1001 RS-232/RS-485/RS-422 to Ethernet TCP/IP Manual do Utilizador Página 4

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