// include the library code:
#include <LiquidCrystal.h>
// initialize the library by associating any needed LCD interface pin
// with the arduino pin number it is connected to
const int rs = 23, en = 22, d4 = 2, d5 = 18, d6 = 19, d7 = 21;
LiquidCrystal lcd(rs, en, d4, d5, d6, d7);
void setup() {
// set up the LCD's number of columns and rows:
lcd.setCursor(1,0);
lcd.begin(16, 2);
// Print a message to the LCD.
lcd.print("Node MCU ");
lcd.begin(16, 2);
lcd.setCursor(1, 1);
lcd.print("12103740");
}
void loop() {
// set the cursor to column 0, line 1
// (note: line 1 is the second row, since counting begins with 0):
lcd.setCursor(0, 1);
lcd.setCursor(0,1);
// print the number of seconds since reset:
lcd.print(millis() / 1000);
}