Raspberry Pi LEDs

André Marques andre.lousa.marques at gmail.com
Thu Jan 29 16:59:31 UTC 2015

On 29-01-2015 12:38, Joel Sherrill wrote:
> Hi
> I was looking at the led examples on the Pi. Do I need to hook up an external LED?

The ACT led (which would be used to indicate SD card activity) is 
hardwired to GPIO 16, so you may be able to use it (it works on my model 
B), otherwise you need to use an external LED.
The other board LEDs are hardwired either to the power supply (unusable) 
or the ethernet/usb chip.


> Any hints more than the code?
> --joel
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