Here is an other recent project, full schematic etc of a gadget that displays a smiley face on a 5×7 matrix led screen which sings along with the music around.

Here is an other recent project, full schematic etc of a gadget that displays a smiley face on a 5×7 matrix led screen which sings along with the music around.
Our Visitors
Users Today : 45
Users Yesterday : 122
Users Last 7 days : 614
Views Today : 124
Views Yesterday : 289
Views Last 7 days : 1407
Total views : 1314057
Who's Online : 0