We know, you’ve already got a USB to serial adapter. Probably several of them, in fact. But that doesn’t mean you couldn’t use one more — especially when it’s as as cleverly designed as this one from ...

Since most of us are long past the days of hardware serial ports, the USB to serial adapter has become a mainstay on the hacker’s tool belt. While they’re cheap and convenient, USB to serial adapters ...

Handheld and notebook computers are marvels of miniaturization, but there's a price - the selection of built-in expansion ports is usually just as tiny. Socket Communications Inc. has come to the ...

The device shown in Figure 17-1 is an RS-232–to–TTL converter board, designed to allow a PC with a serial (RS-232) port to communicate with a device that has a console (TTL) port. External converters ...

I just picked up a perfectly functional HP Laserjet 4 Plus for a very nice price and noticed it has both a parallel and a serial connector. I want to install it as a network printer together with an ...

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 ...

A PLC or programmable logic controller is a type of computer often employed to monitor and control industrial manufacturing operations. The device, which you may see referred to as a programmable ...

While the RS-232, RS-422, and RS-485 serial standards are hardly new, combining them over a single connector creates challenges unforeseen when these standards were first drafted years ago.