Science and Education Publishing American Journal of Electrical and Electronic Engineering 2 6 2014 12 23 Low Cost Microcontroller Based Decay Measurement System for Display Phosphors 180 184 EN V. V. Rangari A. P. Bhat V. A. Joshi S. J. Dhoble Department of Physics, R.T.M. Nagpur University, Nagpur - 440033 India AJEEE2014265 10.12691/ajeee-2-6-5 2014 10 15 2014 11 01 2014 12 23 An attempt is made to design and develop a low cost, simple but efficient instrument to measure the decay time of luminescence in phosphors used in displays. The approach employed here is generally an embedded system designed around an intelligent microcontroller Atmega-16 of Atmale. The system is using a time domain technique of measurement and is further enhanced by developing necessary software for online-offline analysis.