IEI Technology AFL-W10A-N270, User Manual

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AFL-W10A-N270 User Manual
Page 37
Figure 2-7: COM3 RX Function Select Jumper Location
2.5.6 COM3 TX Function Select Jumper
Jumper Label: JP11
Jumper Type:
6-pin header
Jumper Settings:
See
Table 2-9
Jumper Location:
See
Figure 2-8
The COM3 TX Function Select jumper configures the TX pin on COM3 serial port
connector as RS-422 as an RS-485. The COM3 TX Function Select jumper selection
options are shown in
Table 2-9
.
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 2-9: COM3 TX Function Select Jumper Settings
The COM3 TX Function Select jumper location is shown in
Figure 2-8
below.