4 jp3 rt: rs485 echo/non-echo mode settings, 5 jp4 422/485 sel: rs422/rs485 interface settings, 6 rs422 point-to-point/multi-drop settings – SENA DirectPort-USB User Manual
Page 8: 7 line connection for rs422 point-to-point
Advertising
DirectPort-USB
Page 8 of 36
4.4 JP3 RT: RS485 Echo/Non-echo Mode Settings
4.5 JP4 422/485 SEL: RS422/RS485 Interface Settings
4.6 RS422 Point-to-Point/Multi-Drop Settings
DirectPort-USB support auto-toggling data transfer, so there are no hardware settings.
4.7 Line Connection for RS422 Point-to-Point
Echo-Mode
Non-Echo Mode
(Default)
RS422(Default)
RS485
Advertising