Technology has been moving towards automation for a long time. The basic principle of technology is to make life easier by explicitly leaving fewer things man. There no doubt that the future; most importantly, it takes place directly in environment. It makes and all aspects. Globally, automated systems are preferred manual systems. increasing number Internet users over past few decades made an ...

Authors James McDonald: Co-founder and president of Cactus Semiconductor, a fabless semiconductor firm that specializes in custom medical integrated circuits including ASICs used in implantable applications Steven Dean: Global medical market lead for Freescale David Niewolny: Medical segment manager with Freescale’s Microcontroller Solutions Group Donnie Garcia: Systems engineer with Freescale’...

In this paper a Microcontroller based intelligent digital volume controller is presented to control music system and PC speaker volume digitally and change volume levels automatically in case of certain predefined incidents such as incoming or outgoing telephone call and pre-set alarm. The device is constructed with AT89S52 microcontroller, from ATMEL family with 8051 architecture, and its soft...