International Journal of Computer Applications |
Foundation of Computer Science (FCS), NY, USA |
Volume 38 - Number 1 |
Year of Publication: 2012 |
Authors: Diptarup Paul, Sukalyan Som |
10.5120/4652-6733 |
Diptarup Paul, Sukalyan Som . Microcontroller Based Intelligent Digital Volume Controller with Timer. International Journal of Computer Applications. 38, 1 ( January 2012), 19-26. DOI=10.5120/4652-6733
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 software program being written in C language.