User manual

UNO-4672 User Manual 18
2.5.5 RS-232/422/485 Selection
COM3 ~ COM10 support RS-232, RS-422 and RS-485 interfaces. The
system detects RS-422 or RS-485 signals automatically in RS-422/485
mode. To select between RS-422/485 and RS-232 for COM3 ~ COM10,
adjust JP1 ~ JP8 and Table 2.9 shows the mapping table.
Jumper settings for RS-422/485 interface: (JP1 ~ JP8)
Figure 2.4: RS-422/485 Jumper Setting
Jumper settings for RS-232 interface: (Default setting) (JP1 ~ JP8)
Figure 2.5: RS-232 Jumper Setting