Project # 3 - Displaying two, four-digit values on the MAX7219 CWG 8





| Sources for the video tutorial .ardublock |

Scheme:

Program:



| Open in ArduBlock Online |

Components from Aliexpress:

Arduino Uno

Arduino Uno R3

Led 5mm

Bread board

Training set

Bread board

Dip cable

Battery compartment

8 / 7 MAX7219

TM1637

Button

Led