with an ESP-32 module attached to one side of a board with some breakouts for the GPIOs and a USB to Serial chip. The tricky part here is the PoE part of the Ethernet, which requires MagJack ...

Serial to Ethernet gateway allows system with serial interface to ... converted back to serial form to Rosslare's devices. All the setting and configuration is done by the PC software "IGM7100 Remote ...

The newest upgraded version of Serial to Ethernet Connector 9.0 is already available with a refined user interface, improved compatibility and multiple fixes. ALEXANDRIA, VA, USA, April 12 ...