[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 ...

You all know that there are a number of serial ports in your personal computer. The serial ports act as interface which allows transfer of information between the computers. The first serial port is ...

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 ...

Since the introduction of the USB protocol, you don't see many serial devices anymore. For that reason, most manufacturers no longer include a serial port on desktop or laptop computers. Therefore, if ...

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 ...