Simon says with LPC810

This is an implementation of the famous electronic game "Simon says"  (aka Senso) with a LPC810 - ARM Cortex M0+ in DIP8 case. The minimalistic design needs only 18 parts for the realisation. It's esay possible to built your own Simon on a breadboard.

We provide also a DIY kit with pcb and THT parts for beginners including the pre programmed LPC810 - see below.


User manual:

  1. Press the green button first - this will wakeup the LPC810 from deep power down mode.All leds will flash after releasing the button.
  2. Do what Simon says. Follow and repeat the sequence of lights and sounds for as long as you can.
  3. after a wrong input all leds will flash and the game will show you the right input.
  4. Finally the deep power down mode is activated automaticaly


Check also this short video about the game:

Scheduled tasks:

  • Saving the highscore
  • different melodies for game start, game end and new highscore

Order your Simon Says DIY kit here:


Firmware Simon says V1.2 (Dec 2014)
Source code "Simon says" Version 1.2 for LPCXpresso 6.1.4
(including compiled simon.hex)
Compressed Archive in ZIP Format [147.3 KB]
Construction manual
simon says construction manual rev A.pdf
Adobe Acrobat Document [1.7 MB]
Circuit diagram V1.2
simon schematic V01-02.pdf
Adobe Acrobat Document [22.6 KB]
Placement top V1.2
simon placement V01-02.pdf
Adobe Acrobat Document [18.0 KB]

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