Beschreibung

You only need 2 lines to display the informaton on the LCD 20x4 LCD i2c Modul, thanks to I2C interface!

Specifications

20x4 LCD, White on Blue
I2C Address: 0x27
Supply voltage: 5V
Interface: GND,VCC,SDA,SCL

Pinout

Board	I2C / TWI pins
Uno, Ethernet	A4 (SDA), A5 (SCL)
Mega2560	20 (SDA), 21 (SCL)
Leonardo	2 (SDA), 3 (SCL)
Due	20 (SDA), 21 (SCL), SDA1, SCL1
Yun	2 (SDA), 3 (SCL)

Documents

Example Code and Library

#include #include // LiquidCrystal_I2C lcd(0x27, 20, 4); // DFRobot LiquidCrystal_I2C lcd(0x27, 2, 1, 0, 4, 5, 6, 7, 3, POSITIVE); // New LiquidCrystal void setup() { // lcd.init(); // DFRobot lcd.begin(20,4); // New LiquidCrystal lcd.setCursor(0,1); lcd.print("www.nikolaus-"); delay(2000); lcd.setCursor(8,2); lcd.print("lueneburg.de"); delay(2000); lcd.noBacklight(); lcd.clear(); delay(2000); lcd.backlight(); delay(500); } void loop() { DisplayText(); // Scrolling Text Function } ////////////////// // Scolling Text const int LCD_COLS = 20; // cols per line int LCD_START = 0; // start position for text char LCD_TEXT[] = "Scrolling Text - www.nikolaus-lueneburg.de - Scrolling Text"; void DisplayText() { int TEXT_LEN = (sizeof(LCD_TEXT) / sizeof(char)) - 1; int LCD_LIMIT = TEXT_LEN - LCD_COLS; { if (LCD_START > LCD_LIMIT) { delay(1500); for(int i = 0; i

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LCD 20x4 i2c Modul

5/5

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Montag	10:00 - 13:00	14:00 - 18:00
Dienstag	10:00 - 13:00	14:00 - 18:00
Mittwoch	10:00 - 13:00	14:00 - 18:00
Donnerstag	10:00 - 13:00	14:00 - 18:00
Freitag	10:00 - 13:00	14:00 - 18:00
Samstag	10:00 - 13:00	14:00 - 18:00
Sonntag		Geschlossen

LCD 20x4 i2c Modul

5/5 (1)

5/5

(1)