PONG
Arduino IDE + bpi:uno32 + joystick + 8x8 LED matrix
RGB LED
Fading the built-in RGB LED: red, yellow, green, cyan, blue, violet & white.
PENDULUM WAVES
Programming pendulum waves using Arduino IDE with bpi:uno32 & 8x8 LED matrix.
DECIMAL - HEX - BINARY CONVERTER
Signed (two’s complement) 8-bit numbers converter (decimal - hexadecimal - binary) using bpi:uno32 + Arduino IDE and only one push button.
LCD 128x64 shield
bpi:uno32 + Arduino IDE: getting started with LCD 128x64 shield and U8g2 library. Endless possibilities 
Displaying text & pixel graphics
Setting LCD backlight & contrast using push button & potentiometer.
Bouncing pixel with variable speed & contrast.
Turning an LCD into a custom “LED matrix”.
Turning an LCD into a custom “LED matrix” (v2).
CONWAY’S GAME OF LIFE
RULE 90 CELLULAR AUTOMATON
#microbit (blocks), #bpiuno32 (Arduino) & #SANX1CPU (machine code) programming challenge: “Rule 90” cellular automaton animation & #Sierpinski triangle. In #rule90, each cell’s value is computed as the exclusive or (XOR) of the two neighboring values in the previous time step.
LANGTON’s ANT