This Project is Cursed

A project log for D1 Mini Matrix Shield

A shield for the D1 Mini ESP8266 board with HT16K33 chip and 8x8 mini LED matrix.

dehipude Éhipu 01/25/2017 at 18:460 Comments

The new, "fixed" boards arrived. Guess what. They don't work. Actually, they work, but only partially. Why? Because I mixed up the pins of he matrix, that's why. Here's the matrix filled completely:

I think that what I need is a proper schematic, together with properly labeled headers, and time during the day to do the traces (instead of doing them at 2am). Otherwise it's just an exercise in futility.