Rs232 To Ethernet Wiring Diagram. RJ45 Ethernet Cable Pinout. 9 pin D-SUB female connector at the computers serial cable.
Color coded diagram for understanding RS232 EIA-232 Wiring pinouts printers terminals and modems. CLICK to check the right one for you or print as reference. Figure 3 applies to most BB RS-485 Converters or Serial Cards that can be set for 2-wire or 4-wire operation and for some 2-wire Converters that use the same circuit board for the RS-422 model.
Remember that Pin 1 is on the left hand side of the RJ45 connector with the clip at the rear.
If you want to know more about RS 232 signals then this page may help - but you may also need to lie down in a darkened room afterwards. The solution is designed to connect an RS-232 serial port to an Ethernet IP network and costs 14325. 4 pin USB A USB B mini-USB jack connector at the computers USB cable. RJ45 Ethernet Cable Pinout.