LCD
# include<LiquidCrystal.h>
LiquidCrystal wowotou_lcd(12,11,5,4,3,2);//分别接 RS,E,D4,D5,D6,D7
void setup(){
wowotou_lcd.begin(16,2);//1602 16列 column 2行 row
}
void loop(){
wowotou_lcd.setCursor(5,0);//在显示屏的第一列第一行进行显示
wowotou_lcd.print("Hello");//显示 hello
wowotou_lcd.setCursor(5,1);//在显示屏的第一列第二行显示
wowotou_lcd.print("world"); //world
}