As explained by Arduino to Go, each color band on the resistor corresponds to a number but this can differ depending on the band's placement. It's not complicated, but the sheer number of colors ...

Yes, in less than 1/4 of one second an Arduino can open any of the millions of these locks in service. The exploit in Onity programmable keycard locks was revealed by [Cody Brocious] at the ...

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This is a simple arduino project for a soil moisture sensor that will light up a LED at a certain moisture level. It uses Arduino Duemilanove microcontroller board. Two wires placed in the soil pot ...