A new Arduino Scratch programming extension has been released this week for the Arduino platform as an experimental option, that communicates with the Firmata firmware on an Arduino boards. A new ...
Looking for a simple circuit to control the light intensity of Light Emitting Diodes (LEDs) or similar lighting sources? Here is an Arduino based circuit with three independent pulse width modulated ...
The 8x13 blue LED matrix is also an example of using PWM to implement gray-level images. The LEDs are connected in a row/column layout in the form of a tree – the first row has one LED pair, the ...
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