[Robert’s Retro] is one of those great YouTube channels that shows us the ins and outs of old and obscure computers. [Robert] likes going a step beyond the traditional teardown though, repairing and ...

A computer’s serial port is a convenient source of low-speed dc control signals that are easy to set from software. For example, the RTS (request-to-send) line outputs about +9 V when “on” and -9 V ...

The Emerald-MM-8P serial-port module offers eight multiprotocol serial ports on a PC/104 module with complete software configurability. Targeting PC/104-expandable embedded computer systems running ...

Without some good means of input and output, a computer makes a pretty good doorstop or boat anchor. Once we start plugging things into a computer, however, it can receive data and instructions, ...

Your friend is mistaken. This serial port he is talking about is called "CGA" and closely resembles a serial port. However it still requires a graphics card and a monitor! You can convert a CGA signal ...

Pasteler0 wanted to build an external control system for Winamp. Using the COM-port plugin he was able to wire up 4 control buttons directly to his serial port. The software also supports a 15 button ...

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 ...

Some software and specialty hardware requires you to use a traditional serial port. Serial ports have been around for decades and work by transferring one bit of data at a time at a relatively slow ...

After connecting a device with a serial port with the computer via the Prolific PL2303 cable, some users have received the following error message: Please install the ...