Questions tagged [board-leds]

For questions pertaining to the onboard LEDs of the Raspberry Pi (PWR, ACT and ETH)

7 questions with no upvoted or accepted answers
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Control on-board led triggers from python

I know the trigger for on-board leds can be controlled from the command-line (or a script) I have a python program that I want to temporarily take over the system led blink it a little and return ...
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152 views

Problem with LED blink program on Pi

I am completely new to RPi and stuck unexpectedly. I am trying to create a simple python program to make my LED blink. Here are the two programs which are giving same outputs on terminal when I ...
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1answer
56 views

Can someone explain what the values are and where they are found?

I'm trying to follow along with this OS building tutorial. I'm trying to understand what the LED_ values in rpi-gpio.h mean and how they are all used. Where in the documentation are these values ...
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79 views

Red light only when plugging Pi2 into AV-Receiver via HDMI, TV works

When I try to plug my Pi2 into my A/V receiver via HDMI and plug in my power cable afterwards, the red light lights up, afterwards the green light lights once and then nothing. When I plug in the ...
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32 views

Raspberry Pi A+ does not boot

I have a Raspberry Pi A+ that does not boot. When I supply power both the ACT and PWR leds light up and stay on (no blinking). I get no image on the screen whatsoever. I tried: Formatting and ...
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25 views

How to move with blue dot while red dot is moving?

I want to move with joystick a blue dot while red dot is randomly falling, but if I press joystick, blue dot doesn't show or move. I use raspberry Pi 3 and Sense hat(led metrix and joystick) Here is ...
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61 views

Raspberry Pi 3 Model B Hung / Frozen, Including Clock?

I just happened to check on a Raspberry Pi 3 Model B with Raspbian Jessie 4.9.35-v7+ this morning and found it unresponsive. IIRC, there is an LED that is normally on when the Pi is on, so I thought ...