This expandable LED display for a microcontroller in Figure 1 has a simple interface with only 6 data/control wires and can be easily accommodated to a DIY design. The display has static indication.
Discover how to build a simple DIY projector using everyday materials like cardboard and a small flashlight or laser pointer.
Unlock the power of everyday items with these three clever DIY life hacks! Learn how to craft a compact pen-light using a ballpoint pen, LED, and button cell battery, build a simple electric motor ...
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