Before 2000, desktop printers for business had one of two interfaces: serial and parallel. The type of interface dictated the type of cable you used to connect the printer to the PC and how fast the ...

I know, RS-232 is not gone completely but in most things it has disappeared. Recently I bought a new laptop to use in my ham shack. I have several older accessories that use RS-232 and I had hoped to ...

The hot-swap serial-interface circuit in Figure 1 allows two computers to see all of the communication between each computer and each device on the communication network for that serial port. This ...

In the early days of personal computers, incorporation of one or two (or more) RS-232 serial ports as general purpose I/O adaptors was common practice. Recently, this “vintage” standard has been ...

Even though there are faster and easier ways to connect data devices, many older protocols, particularly RS-232, live on. I have always relied on two things when dealing with RS-232: my LED data ...

I need to connect to devices that use an rs-232 connection, but I was wondering if I could use cat5 cable instead of rs-232 cable since I don't have rs-232 cable but plenty of cat5. The connection ...

A socket that connects to a serial interface (one bit following another over one line). Serial ports are widely used by sensors for data acquisition, and they were standard on early computers for ...

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 ...