20 x 4 LCD, Advantages of 20 x 4 LCD, Absolute Maximum Ratings, Electrical Characteristics, Features of 20 x 4, 20 x 4 LCD Pinout, Introduction to 20 x 4 LCD Module, Hello friends, I hope you all are doing great. In today’s tutorial, we will have a look at Introduction to 20x4 LCD Module. The LCD stands for liquid crystal display, that works on the light modulation features of liquid crystals. It is available in electronic visible display, video display and flat ...