Name: Jinan USR IOT Technology USR-TCP232-T
Brand: Jinan USR IOT Technology
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S erial to Ethernet module USR-TCP232-T24 series http://en.usr.cn

Jinan USR IOT Technology Limited Page 28 of 53 tec@usr.cn

2.8.2

2.8.2 Hardware

Hardware

Hardware Description

Description

2.8.21

2.8.21 LED

LED

LED status

status

There are two leds in RJ45 connector, one is green, and the other is yellow. And 1 power led.

LED N ame D escription

red Power Light When Power on

green Link state Light when 100Mbps network linked

yellow Data transfer Blink when there is data in or out

2.8.22

2.8.22 Interface

Interface

Interface Description

Description

Power

Power i

i nterface

nterface

DC5V power supply, you can make 5.5 * 2.1 standard power supp l y and 3.81mm pitch terminal blocks,

power input with TVS protection products.

RS 485

485

485 interface

interface

RS485 has two lines A(data+) and B(data-) , the signal terminal 0.5A PTC Resettable Fuse, to prevent

accidental high current burn out the motherboard ; Professional TVS lightning protection circuit design ;

Internal 120R terminal matching resistor (the default is not used, the available short cap configured to use) ;

Can allow up to 32 transceiver node connected to the bus .

RS 422

422

422 interface

interface

RS422 lead wires are respectively

(RX +), B (RX-), Y (TX +), Z (TX) G (GND) . Signal end has

characteristics of superheated tube, can prevent the output short circuit ; Can allow up to 256 transceiver

node connected to the bus .

Notice:

Notice: RS485 and RS422 cannot be used at the same time , by default it work at RS 485 mode

RJ45

RJ45 internet

internet

Auto detected 10M/100M RJ45 interface, support AUTO MDI/MDIX ， that is to say you can use crossover

cable or a straight cable to connect it to PC for test.

Pin Name Description

1 TX+ Transceiver Data+

2 TX- Transceiver Data-

3 RX+ Receive Data+

4 n/c Not connected

5 n/c Not connected

6 RX- Receive Data-

7 n/c Not connected

8 n/c Not connected

Brand	Jinan USR IOT Technology
Model	USR-TCP232-T
Category	Network Hardware
Language	English

Jinan USR IOT Technology USR-TCP232-T User Manual

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Jinan USR IOT Technology USR-TCP232-T Specifications