For instance for PCB_5.h we have
OneWire ds(8);
LiquidCrystal lcd(2, 3, 4, 5, 6, 7);
// push buttons
const char Button_enter = A2;
const char Button_start = A3;
const char Button_up = A4;
const char Button_dn = A5;
// outputs
const byte Pump = 9;
const byte Buzz = 10...