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8x8 Matrix Shield Design

A project log for D1 Mini Matrix Deluxe Shields

Shields for the D1 Mini ESP8266 board using the ISSI chips

deʃhipudeʃhipu 05/05/2017 at 13:010 Comments

The final PCBs for the 8x8 matrix shield based on the IS31FL3728 chip arrived, and I verified that all the connection are now correct and working. You can download the design files and the gerbers in the "files" section above.

Here is the schematic (the connections for the matrix itself are left as ratlines, for clarity):

And here's the image of the PCB (I changed the colors from default yellow on orange):

The bill of materials is as follows:

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