CocoMake7

A jugaad ultra low-cost clone to the Makey Makey, but based on QTouchADC sensing, local manufacturing and coconuts

http://hackteria.org/wiki/QTouchADC_Library_for_Arduino

Board Design

On GitHub

https://github.com/CocoMake7/

Comparison to Makey Makey

NO NEED FOR SECOND ALLIGATOR-CABLE!

By using the QTouch ADC method, the analog pins of the microcontroller can be turned into capacitive sensor, without the need of any external circuitry.

Which AVR microcontroller to use?

ATMEGA 328P

• very widely available
• The full chip has 8 ADC channels

Download ATMEGA328 datasheet

Related Projects

HID Keyboard emulation

V-USB virtual USB emulation on ATMEGA

• http://www.obdev.at/products/vusb/hidkeys.html

Trinket Pro, ATMEGA 328 with bootloader and HID key libary:

• https://learn.adafruit.com/pro-trinket-keyboard/library

Makey Makes and Scratch

Makey Makey on Sparkfun - $49.95

• https://www.sparkfun.com/products/11511

Make something like the Makey Makey with Arduino Leonardo

• http://blog.arduino.cc/2013/03/23/how-to-make-makey-makey/

• https://www.sparkfun.com/news/867