HotKeyPad 2.0
Macro keyboard.

12 programable keys, works as an independent keyboard.

Ingredients:

• Arduino Pro Micro (Mega32U4):
• 12 keyboard switchs;
• 12 Keycaps (can be printed, files included in github repository)
• 12 3mm leds
• 24 Stamped contacts (removed from commom stamped IC sockets)
• Wires for assembly;
• Soldering wire;
• USB cable;
• 4 M3 Bolts;
• 4 M3 Nuts;
• A good soldering iron;
• Patience;

Circuit schema, firmware, programing App, and links to materials on github repository:
https://github.com/Kelvysb/HotKeyPad