The Arduino Mega is a useful tool for the maker. Generally, once one has come up with plans for blinking LEDs that require more IO than is available on the Arduino Uno, one graduates to the Mega an… ...

Piccolino is being marketed as the world’s first compact Arduino with integrated OLED, WiFi, SD Card together with +32K SRAM. “Piccolino is essentially an Arduino on steroids.

Some of the parts you will require include an Arduino Mega 2560, 2.4 inch TFT touch Screen LCD with inbuilt SD Card Slot, 4GB MicroSDHC, 20 Pin ZIF Socket and others.

CHDK can be run from the SD card, so no permanent modifications need to be made to the camera. [AlxDroidDev’s] device runs off of an ATMega328p with Arduino. It operates from a 9V battery.