Initial commit

I2C_LCD.ino

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+// Include the Wire.h library. This is the I2C library
+#include <Wire.h>
+// Include the LiquidCrystal_I2C library. This is the library allowing us to communicate with the screen using I2C
+#include <LiquidCrystal_I2C.h>
+
+// Create a new variable of the LCD type and insert the appropriate values
+// The type takes the following values:
+//    1. The I2C address of the LCD (0x20 to 0x27)
+//    2. The amount of character columns
+//    3. The amount of character rows
+LiquidCrystal_I2C lcd(0x27, 16, 2);
+
+void setup(){
+  // Initialize the connection to the display
+  lcd.init();
+  // Turn the display backlight on
+  lcd.backlight();
+  // Set the cursor to the first character on the first row
+  lcd.setCursor(0,0);
+  // Print "Hello," to the display
+  lcd.print("Hello,");
+  // Set the cursor to the first character on the second row
+  lcd.setCursor(0,1);
+  // Print "World!" to the display
+  lcd.print("World!");
+}
+
+void loop(){
+}

README.md

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+#ESP32 I2C communication with 16x2 LCD example code