CPU and RAM Usage Monitor (Windows & Linux)

1#include <Wire.h> 
2#include <LiquidCrystal_I2C.h>
3LiquidCrystal_I2C  lcd(0x3F,16,2); //Change address if this is not applicable
4void setup(){
5  lcd.init();
6  lcd.backlight();
7  Serial.begin(9600);
8}
9void loop(){
10  if (Serial.available()) {
11    delay(100);
12    lcd.setCursor(0, 0);
13    while  (Serial.available() > 0) {
14      lcd.write(Serial.read());
15    }
16  }
17}