When working with the Arduno Uno, I often find myself needing more output ports than it’s got. Instead of having to trade my Uno for an Arduino Mega, I just plug in an EZ-Expander Shield, which plugs into three I/O ports and furnishes 16 — instantly providing 13 more I/Os.... Read more »

The ProtoSnap Pro Mini is one of the more interesting Arduino kits. Manufactured on a single PCB, it includes a preassembled Arduino Pro Mini (0.7″×1.3″) and snap-off accessory boards like an FTDI Basic Breakout board, buzzer, RGB LED, light sensor, pushbutton, and a general-purpose protoboard for wiring up your own custom components.... Read more »


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