Certain 4 In 1 MAX7219 Dot Matrix Display Module uses different hardware definition in coding. If you have trouble following steps provided in the tutorial (which is using FC16_HW), you can try another hardware types as shown below:
Previously, I share 2 tutorials explaining how to use MAX7219 dot matrix display with Raspberry Pi:
- Displaying on MX7219 Dot Matrix Using Raspberry Pi
- Displaying Telegram Message on Dot Matrix Using Raspberry Pi
Now, I want to share how to display on 4 In 1 MAX7219 Dot Matrix Display Module using Maker UNO (Arduino).
This video shows how to interface MAX7219 Dot Matrix with Maker UNO (Arduino).