Help, does anyone know what's the problem here? Green light blinks four times at start then only get a solid red after, preloaded with noobs in sd card : r/RASPBERRY_PI_PROJECTS
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Green LED Cooling Fan Module GPIO Expansion Board for Raspberry Pi 4 Model B / 3B+ / 3B
Two problems with my Raspberry Pi. The green LED lights up even when I haven't turned on that pin yet and the Pi doesn't know if I have pressed the button. How
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Status LEDs | FarmBot Software Documentation
