Name: PUSR USR-TCP232-302
Brand: PUSR
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USR-TCP232-30x Series User Manual

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2.1.2. Serial port

Table 2. Serial port pin description

Model

Type

Description

USR-TCP232-302

RS232, DB9 female

2: RxD

3: TxD

5: GND

USR-TCP232-304

RS485

A: Data+

B: Data-

USR-TCP232-306

RS232, DB9 male

2: TxD

3: RxD

5: GND

RS485/RS422

For RS485

A: Data+

B: Data-

For RS422

T+: Transmit data (+)

T-: Transmit data (-)

R+: Receive data (+)

R-: Receive data (-)

2.1.3. Ethernet port

USR-TCP232-30x series adopt 10Base-T/100Base-TX adaptive Ethernet RJ45 interface which supports

automatic MDI/MDIX connection.

Figure 3. RJ45 with light

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PUSR USR-TCP232-302 Specifications

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