Well it’s time to present the main system for you all.

It’s upgraded from Arduino UNO to an Arduino Mega.
I have added some extra function to the system:

  • A Terminal printer, to print out results and high score
  • An SD card to store the result on.
  • 2 more button is added (One OK button and one Select button)
  • the NRF transmitter
  • RTC Clock to hold the time
  • A bigger Display, 20×4

Continue reading “Wireless Main System”