Raspberry Pi LEDs

Joel Sherrill joel.sherrill at oarcorp.com
Fri Feb 13 15:51:04 UTC 2015

On 1/29/2015 9:35 PM, Joel Sherrill wrote:
> On January 29, 2015 10:59:31 AM CST, "André Marques" <andre.lousa.marques at gmail.com> wrote:
>> 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.
> That's what Pierre's code in led.h in examples-v2 appears to be doing but we have no blink. I switched the commented out part to the B+.
>  Maybe tomorrow morning I can double check.
Did you ever get a chance to check?
>> --André.
>>> Any hints more than the code?
>>> --joel
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> --joel

Joel Sherrill, Ph.D.             Director of Research & Development
joel.sherrill at OARcorp.com        On-Line Applications Research
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