#include<LiquidCrystal.h> const int rs =12, en = 11, d4 =5, d5 = 4, d6 = 3, d7 = 2; LiquidCrystal lcd(rs, en, d4, d5, d6, d7); int trigPin1 = 9; int echoPin1 = 7; int trigPin2 = 10; int echoPin2 = 8; int green =A0; int red =A2; int yellow =A1; int buzzer =A3; |