Various experiments with Arduino UNO, Arduino Nano, NodeMCU, ESP32 C3 Super Mini, MatrixPortal S3.
All work in the Arduino IDE.
Arduino, Arduino Nano, Arduino UNO, ESP32, ESP32 C3 Super Mini, Adafruit, MatrixPortal S3, U8G2, KY006, OV7670, Plasma, Perlin noise, Adafruit Protomatter, SSD1306, DHT11,
Simple LED blink for an ESP32 C3 Super Mini.
Simple LED blink for an Arduino Nano.
Calculate the first X prime numbers. Used to compare the speed of various boards.
Game Of Life for the MatrixPortal S3.
Scan for i2c devices.
Testing a KY006 passive buzzer.
The 'Matrix' animation on the MatrixPortal S3.
Testing the LED matrix on a Arduino Uno R4.
Testing an I2C OLED display on an Arduino Nano. Uses the U8G2 library.
Testing an OV7670 OLED display.
Example from Adafruit.
'Plasma' simulation on the MatrixPortal S3 using Perlin noise.
Another 'Plasma' simulation on the MatrixPortal S3.
Draw random rectangles on the MatrixPortal S3.
Simple webserver on a NodeMCU.
Random moving snake on the MatrixPortal S3.
Random moving snake on the LED matrix of an Arduino Uno R4.
Experiment with an SSD1306 OLED display on an ESP32 C3 Super Mini.
Experiment with an SSD1306 OLED display on an ESP32 C3 Super Mini.
Display images on an SSD1306 OLED display with an ESP32 C3 Super Mini.
Display the temperature on an SSD1306 OLED display, using a DHT11 sensor.
Show scrolling text on a MatrixPortal S3.
Testing a 1.8" ST7735 OLED display.
Playing melodies with a ESP32 C3 Super Mini.
Cellural Automata on the MatrixPortal C3.



