Posted on Nov 11, 2014
LCD Interfacing with AT89C51 LCD Interfacing with AT89C51 is very common, and usually applied in every engineering project with AT89C51. So, to interface LCD lets look at some basics: A 16×2 LCD means it can display 16 characters per line and there are 2 such lines. In this LCD each character is displayed in 5×7 pixel matrix. See Pin Configuration: This LCD has two registers. Command/Instruction Register – stores the command instructions given to the LCD. A command is an instruction given to LCD to do a predefined task like initializing, clearing the screen, setting the cursor position, controlling...