A computer cannot meet its requirements unless it communicates with its external devices. An interrupt is a communication gateway between the device and a processor. The allocation of an interrupt ...

Editor's Note: Linux remains an attractive option for embedded systems developers. In fact, industry surveys such as the Embedded Market Study by UBM (EDN's parent company) consistently show interest ...

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

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 ...

One of the highly debated subjects with Windows and Linux is with device support. The two have different methods of how drivers are created and implemented into the operating system. With Windows, ...

A fundamental skill that embedded software developers need to master is understanding how to write drivers. Within an embedded system, there a typically two types of drivers: microcontroller ...

“Linux Signals for the Application Programmer”, by B. Thangaraju, Linux Journal, March 2003. Understanding the Linux Kernel, by D. P. Bovet and M. Cesati, O'Reilly & Associates, 1998. Linux Device ...