RNX-GX4 Serial Port Connections
From DD-WRT Wiki
[edit] Rosewill RNX-GX4 serial pinout with max232 chip connections
The serial port "J8" is located on the upper right corner of board. There are 5 solder points Ground, RX, not used, TX and Ground.
[edit] Netcore NW618 same as Rosewill RNX-GX4
The picture shows the serial port connected to a MAX232CPE serial level converter chip.
