This shows that the copy is a private project of mine, so it cannot be opened. .
16X16 dot matrix module + STC8G main control (common anode dot matrix), dot matrix size 32*32mm
The schematic diagram is divided into two drawings
One PCB is a 2-layer board and the other is a 4-layer board. Both can be used.
[PCB design] 16X16 dot matrix module (can be cascaded, with main control)
https://www.bilibili.com/video/BV1FR4y147ok
Dot matrix module scrolls to display Chinese characters
https://www.bilibili.com/video/BV1HQ4y1i79V
[Open source sharing] 16X16 dot matrix module
https://www.bilibili.com/ video/BV15P4y137d6
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