LCD display screen is an digital display module and find a variety of purposes. A 16x2 LCD show may be very fundamental module and could be very commonly utilized in varied gadgets and circuits. These modules are most well-liked over seven section and other multi phase LED`s. The explanations being: LCDs are economical; simply programmable; haven`t any limitation of displaying special & even customized character (not like in seven segments), animation and so forth. A 16x2 LCD means it can display 16 characters per line and there are 2 such lines. On this LCD every character is displayed in 5x7 pixel matrix. This LCD has two registers, specifically, Command and Data. The command register shops the command directions given to the LCD. A command is an instruction given to LCD to do a predefined process like initializing it, clearing its display, setting the cursor place, controlling show etc. The data register shops the information to be displayed on the LCD. The information is the ASCII value of the character to be displayed on the LCD. Click on to learn extra about inside construction of a LCD. LCD stands for liquid crystal display. They arrive in many sizes 8x1 , 8x2 ,10x2, 16x1 , 16x2 , 16x4 , 20x2 , 20x4 ,24x2 , 30x2 , 32x2 , 40x2 etc . Many multinational firms like Philips Hitachi Panasonic make their own particular sort of lcd`s to be used of their merchandise. Now ready to put in writing code to Display on LCD. Flip on your Raspberry Pi and Open the terminal window.