https://community.arduboy.com/t/wip-arducross-picross-for-arduboy/3928
How to Play
http://www.thonky.com/picross/
Controls - Title Screen
Up/Down: Change Option
Left/Right: Select board to play
A/B: Select Option
Controls - Gameplay
D-Pad: Moves Chisel
A: Clears Block
B: Sets Block
Left+Right 2 Seconds: Pause Menu
Controls - Pause Screen
D-Pad: Change Option
A/B: Select Option
** SAVING **
Pausing and Saving is now an option.
Saving WILL OVERWRITE the first 34 BYTES from EEPROM_STORAGE_SPACE_START.
BYTE EEPROM_STORAGE_SPACE_START + 0: Version and Status
BYTE EEPROM_STORAGE_SPACE_START + 1: Board Number
BYTE EEPROM_STORAGE_SPACE_START + 2: Board Minutes
BYTE EEPROM_STORAGE_SPACE_START + 3: Board Seconds
BYTE EEPROM_STORAGE_SPACE_START + 4 - 36: Saved Board Values
OK! is displayed when you complete the board. Pressing A/B after restarts the game.
Controls - Debug Mode
Left + Right: Changes screen
0 - Title Screen
1 - Normal game with hints
2 - Hints are for current on screen board
3 - Shows Byte values for each row of on screen board
4 - Shows Byte values for each row of complete board