IEI Integration AFL-LX-Series v2.01 - Manual (Page 69)

AFOLUX LX Series Flat Panel PC
Page 69
4.5.4 JP6: COM2 Mode Select Jumper Settings
The COM2 can be selected as RS-232 or RS-485.
JP6 Description
Short 1-2 RS-232 Default
Short 2-3 RS-485
Short 4-5 RS-232 Default
Short 5-6 RS-485
Short 7-8 RS-232 Default
Short 8-9 RS-485
Short 10-11 RS-232 Default
Short 11-12 RS-485
Table 4-4: COM2 Mode Select Jumper Settings
4.5.4.1 COM2 RS-422 and RS-485 Pinouts
The pinouts for RS-422 and RS-485 operation of external serial port COM 2 are detailed
below.
COM 2 RS-422 Description
Pin 1 TX-
Pin 2 TX+
Pin 6 RX-
Pin 7 RX+
Table 4-5: RS-422 Pinouts
COM 2 RS-485 Description
Pin 1 Data-
Pin 2 Data+
Table 4-6: RS-485 Pinouts