Tag: Embedded Systems

Components of Device Driver

To interact with the hardware, driver needs to communicate with the kernel and before that, it must notify the kernel about its presence. This is achieved by the “init” call by which the driver is registered with the kernel and…

Device Drivers : Role & Types

As briefly discussed in our previous article, device driver is a software that is used to control a hardware device and make it work. It acts as an interface between the user-application and the hardware. Any user-application reaches out to…

Device Drivers and Linux Architecture

Device driver is a computer program that controls a particular device that is connected to the system be it printers, CD-ROM readers etc. Before we go into device drivers, let us get a brief of the Linux architecture. The Linux…

Different Applications of Microcontroller

Microcontroller is termed as “Computer-on-a-Chip“. It is named so, because not only the CPU, but RAM, ROM, I/O ports, Timer/Counter, Serial I/Os all are put together on a single microcontroller chip. Microcontrollers are task specific and are essentially used for…