IEI Integration AFL-08B-N270 v2.10 - Manual (Page 34)

AFL-08B-N270 User Manual
Page 34
COM3 RX Function Select Description
Short 3-4 RS-232 Default
Short 1-2, 5-6 RS-422
Short 1-2, 7-8 RS-485
Table 2-6: COM3 RX Function Select Jumper Settings
The COM3 RX Function Select jumper location is shown in Figure 2-7.
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 2-7
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 2-7.