The WRS232-USB, including one wireless transmitter module, one wireless receiver module, RS-232 cable with RJ12 to DB9 connector, DB9 male/male connector, USB cable, CD, and instruction manual, costs ...

Claimed as easy to use, the E5805A USB-to-RS232 interface can connect up to four RS232 test instruments to the USB port on a personal computer at baud rates up to 230 Kb/s per serial port.

I have a bunch of serial devices that I need to communicate with. Some of them are connected to native serial ports, and some have USB->RS232 adapters. I am communicating to them via the serial ...

There are two stages, one which converts RS-232 to TTL, and the other converts TTL to USB. [André] removed the RS-232 chip and patched his own board (shown on the left) into its TTL lines.

With Omega Engineering’s Model WRS232-USB universal wireless RS-232-to-USB transceiver, you can make any RS-232 device wireless. Simply connect the wireless transmitter module to the device’s RS-232 ...