− | RS-232 supports full-duplex communication which means the data can be both sent and received at the same time as they use separate transmission lines. Most of the modes are the same as for [[FMU126_RS-232_and_RS-485#RS-485_modes|RS-485]]. | + | RS-232 supports full-duplex communication which means the data can be both sent and received at the same time as they use separate transmission lines. FMU126 RS-232 connection diagram is shown on the figure above. |