IEI Integration AFL-W10A-N270 v3.10 - Manual (Page 38)

AFL-W10A-N270 User Manual
Page 38
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 2-10
Jumper Location: 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 2-10.
RS-232/485 Select Description
Short 1-2 RS-232 Default
Short 4-5 RS-232 Default
Short 7-8 RS-232 Default
Short 10-11 RS-232 Default
Short 2-3 RS-422/485
Short 5-6 RS-422/485
Short 8-9 RS-422/485
Short 11-12 RS-422/485