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7 com3 rs function select jumper, Table 3-9: rs-485 pinouts – IEI Integration POC-17i_19i-Series_IEI User Manual

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POC-17i/19i Series

Page 27

COM 3

RS-485 Description

Pin 1

Data-

Pin 2

Data+

Table 3-9: RS-485 Pinouts

3.6.7 COM3 RS Function Select Jumper

Jumper Label:

JP11

Jumper Type:

8-pin header

Jumper Settings:

See Table 3-10

Jumper Location:

See Figure 3-8

The COM3 RX Function Select jumper sets the communication protocol used by the RX

serial communications port COM3 as RS-232, RS-422 or RS-485. The COM3 RX

Function Select jumper settings are shown in Table 3-10.

COM3 RX Function Select

Description

Short 1-2

DET BIOS RS232/422/485

Short 3-4

RS-232

Short 5-6

RS-422

Short 7-8

RS-485

Table 3-10: COM3 RX Function Select Jumper Settings

The COM3 RX Function Select jumper location is shown in Figure 3-8.

See also other documents in the category IEI Integration Computers: