Susanti, H., Zaenurrohman and Riyadi Purwanto 2023. Development of a Hydroponic System using an Atmega 2560 Microcontroller with Automatic Nutrition and pH Settings for Lettuce Cultivation. Jurnal E-Komtek (Elektro-Komputer-Teknik). 7, 1 (Jun. 2023), 1-12. DOI:https://doi.org/10.37339/e-komtek.v7i1.1170.