HD44780 2004 LCD display 4×20 characters green RQW3242184470

Beschreibung

This 20×4 LCD module with an integrated HD44780 controller allows the display of 20×4 characters in black font on a green background. The display is controlled via an Arduino, Raspberry Pi, or similar. The display can be connected directly to the GPIO ports of the e.g. Arduino.
The assignment of the 16 contacts is as follows:
VSS: GND (groundVDD: +5V supply voltageV0: contrast voltage, this can be between 0V and 5VRS: register, selection 0:command register, 1: data registerR/W: 1:Read/0:Write contactsE: EnableD0: Data lineD1: Data lineD2: Data lineD3: Data lineD4: Data lineD5: Data lineD6: Data lineD7: Data lineA: Anode of the backlightK: Cathode of the backlight