We may receive a commission on purchases made from links. As technology has advanced, the types of ports on computers have also changed for the better. However, that doesn't mean devices with older ...

The SeaLINK+8/232 RJ and the SeaLINK+8 VC USB-to-serial adapters offer eight independent serial ports, each of which appear as standard COM ports to the host computer. The devices connect RS-232 and ...

Joining Sealevel Systems’ SeaLink USB-to-serial product line are two desktop adapters: the SeaLink+4.SC and SeaLink+8.SC, offering four and eight serial ports, respectively. Each port is ...

[Felipe Navarro] wanted to add a few serial ports to his computer, but couldn’t find an adapter that suited his needs. So, he built his own. His Quad Serial device is a nicely designed converter that ...

Expanding the SeaLINK USB family, the SeaLINK+I.DIN (Item# 2113) and SeaLINK+2I.DIN (Item# 2213) optically isolated USB to RS-232/-422/-485 adapters offer one or two serial ports, respectively, and ...

The RS-422/485/530 adapter can be used to extend USB-enabled notebook PCs up to 5,000'. The adapters get their power from the USB cable, eliminating the need for wall power. The SeaLINK+232 is priced ...

Despite concerted efforts to kill them, serial ports are alive and well, especially in embedded system. True, most of them end in a USB port, these days, but there’s still a lot of gear with a DE-9 ...

C, and USB Type-B ports are used in all sorts of devices nowadays, but they're not all made the same, and some are becoming ...

What's a good brand to go with? I know there are some that are queer and use special drivers - i'm looking for something that I can just plug in and it will show up to XP like any other COM port, so I ...

i'm trying to buy a USB to RS-232 adapter for use with my M1 Mac Mini, but this is turning out to be a lot more complicated than i thought it would be. the most common devices seem to be based on ...