SMART LI GHTS CASE STUDY / / Li ght Cont r ol l er wi t h LDR & PI R Sens or s Augus t 2017 | Ver s i on 1. 0 T echnol ogy / LAMP St ack : Li nux – Apache – PHP – My SQL ( Open Sour ce) , Ar dui no embedded pl at f or m wi t h cus t om fi r mwar e dev el opment us i ng C++, Andr oi d mobi l e appl i cat i on dev el opmentI nt er mi nd des i gned an I P bas ed l i ght cont r ol l er i nt egr at ed wi t h LDR ( Nat ur al Li ght Det ect or ) and PI R ( Pas s i v e I nf r ar ed) s ens or s . The l i ght cont r ol l er coul d aut omat i cal l y s hut down LED l i ght s our ce or di m fi l ament l i ght s our ce ei t her i n cas e of abs ence of any per s on or pr es ence of s uf fi ci ent nat ur al l i ght s our ce, whi ch hel ped i n r educt i on of ener gy cons umpt i on. The l i g

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