Modern Gym Timer

Setup

• Note: Both the Tone library and the IRRemote library use the Timer2 library which means, as soon as I output a tone from the buzzer, it freezes the IR receiver. To fix this, I had to go into the IRRemote library and change the default timer from Timer2 to Timer1

  IRremote/src/private/IRTimer.hpp on line 72

  // Arduino Duemilanove, Diecimila, LilyPad, Mini, Fio, Nano, etc
  // ATmega328 and ATmega88
  #if defined(__AVR_ATmega328P__) || defined(__AVR_ATmega328PB__) || 
  defined(__AVR_ATmega168__) || defined(__AVR_ATmega88P__) || 
  defined(__AVR_ATmega88PB__)
  #  if !defined(IR_USE_AVR_TIMER1) && !defined(IR_USE_AVR_TIMER2)
  #define IR_USE_AVR_TIMER1   // Uncomment this line
  //#define IR_USE_AVR_TIMER2     // Comment this line OUT
  #  endif