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AFL-08B-N270 User Manual

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COM3 TX Function Select Description

Short 1 – 3 RS-422 Default

Short 2 – 4 RS-422 Default

Short 3 – 5 RS-485

Short 4 – 6 RS-485

Table 2-7: COM3 TX Function Select Jumper Settings

The COM3 TX Function Select jumper location is shown in Figure 2-8 below.

Figure 2-8: COM3 TX Function Select Jumper Pinout Locations

2.5.7 COM3 RS-232/422/485 Serial Port Select Jumper

Jumper Label: JP6

Jumper Type:

12-pin header (four 3-pin headers combined)

Jumper Settings:

See Table 2-8

Jumper Loc

ation:

See Figure 2-9

The

COM3 RS-232/422/485 Serial Port Select jumper sets the communication protocol

used by the second serial communications port (COM3) as RS-232, RS-422 or RS-485.

The COM3 RS-232/422/485 Serial Port Select settings are shown in Table 2-8.

1 2 ... 30 31 32 33 34 35 36 37 38 39 40 ... 113 114

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