In my last column [see LJ December 2002], we covered the serial layer in the 2.5 (hopefully soon to be 2.6) kernel tree. We mentioned in passing that a USB-to-serial driver layer in the kernel helps ...

When it comes to server consoles, users have two major options, graphical or text. I personally prefer a serial console to a graphical one, and this preference isn't all rooted in snobbery. Serial ...

USB drivers included in the Linux kernel are rife with security flaws that in some cases can be exploited to run untrusted code and take over users' computers. The vast majority of these ...

In previous articles, we looked at how to configure the kernel as well as the key components of an embedded operating system (OS). This new article focuses on the hardware components of embedded Linux ...

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 port ...

Editor's Note: Embedded Linux has consistently ranked among the top operating systems used in embedded systems design. With the rapid growth in interest in the Internet of Things (IoT), the ability of ...