// STM32 Nucleo-C031C6 I2C Example
// Simulation: https://wokwi.com/projects/365421666018061313
#include "LiquidCrystal_I2C.h"
#define I2C_ADDR 0x27
#define LCD_COLUMNS 20
#define LCD_LINES 4
#define LED 4
LiquidCrystal_I2C lcd(I2C_ADDR, LCD_COLUMNS, LCD_LINES);
void setup() {
Serial.begin(115200);
Serial.println("Hello, STM32!");
pinMode(2,INPUT);
lcd.init();
lcd.backlight();
lcd.setCursor(4, 0);
lcd.print("");
lcd.setCursor(5, 2);
lcd.print("Welcome to");
lcd.setCursor(7, 3);
lcd.print("Wokwi!");
digitalWrite(LED, HIGH);
}
void loop() {
digitalWrite(LED, HIGH);
delay(1000);
digitalWrite(LED, LOW);
delay(1000);
}