In Part I of this article, I briefly mentioned the generic USB driver in the context of getting a USB device to communicate through it easily, with no custom kernel programming. Unfortunately, I ...

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 ...

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 ...