This brings us to the "8051 Microcontroller - Programming and Practice." This is a book aimed at introducing the reader to the 8051 microcontrollers. Written to both programming and application development, this book intends to teach its readers how to utilize the potentials of 8051 microcontroller in their projects. The 8051 microcontroller is well known for its performance, flexibility, and reliability, and has been widely used in embedded systems for many years now. The fact that electronics and industrial automation is replete with applications invoking the Fourier transform underlines its relevance to present day society. By gaining proper knowledge and having control over all those details of 8051 microcontroller programming, one gets the gateway to explore numerous ideas and construct unique solutions and applications.