Uploaded October 2020 | Updated September 2026, 1 week ago

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My project page with all infos and downloads:
homofaciens.de/technics-physical-computing-LED-matrix_en.htm

Table Of Contents:
00:00 Introduction
01:25 Circuit layout 3x3 matrix
06:16 Initial state
08:19 6x6 matrix
08:44 Possible and impossible LED combinations
10:05 Multiplexing
11:17 Common Row Anode
12:25 Professional LED boards