Hassan Parchizadeh is a principal lecturer at the University of Portsmouth. He has been lecturing for over 20 years and currently teaches a number of subjects including microcontrollers, power electronics and signal processing. He as also published two books on microcontrollers. Dr. Branislav Vukanovic is a senior lecturer at the University of Portsmouth, previously he was a lecturer and the University of Derby and a research fellow at the University of Sheffield. He teaches in the areas of digital electronics, microprocessors and digital signal processing. He has published a significant number of papers in his fields.