HALJIA 5V 2004A LCD Module Blue Screen 20 x 4 Character Display Shield Backlight Compatible with Arduino

The character type liquid crystal display module is a dot matrix type liquid crystal display module specially used for displaying letters, numbers, symbols, etc., and can display 4 lines with 20 characters in each line. Support 4-bit and 8-bit data transmission. Provide 5×7 dot matrix + cursor display mode. Provide display data buffer DDRAM, character generator CGROM and character generator CGRAM, you can use CGRAM to store the font data of up to 8 graphic characters of 5×8 dot matrix defined by yourself. Provide rich command settings: clear display; cursor return to origin; display on/off; cursor on/off; display character flashes; cursor shift; display shift, etc.