Using only an ultra-bright white LED, red blinking LED, PNP transistor, and a diode, the circuit gives a strong visual indication of current consumption by blinking brighter and more frequently as ...

The processor has been verified as working with a blinking LED. It’s the ‘Hello World ... with the data and address lines all wired up. Blue is data, green is address.

Alternating Red And Green Blinking Indicates A Hardware Failure If your tool suddenly fails while you're using it, the first thing you should do is press the LED indicator on your Ego battery to ...