Saputri, Fahmy, and Lucia Rahawarin. “Light Emiting Diode Control System Based on the Microcontroller and Smartphone Application”. Ultima Computing : Jurnal Sistem Komputer 14, no. 2 (December 28, 2022): 60-67. Accessed December 4, 2024. https://ejournals.umn.ac.id/index.php/SK/article/view/2815.