Raspberry Pi Stack Exchange
Raspberry Pi Stack Exchange

Questions tagged [supply]

6 questions
2
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1 answer

Programatically Establishing When RPi Supply Voltage is Too Low

Responses to this post: How does RPi "know" when it hasn't got enough power indicate that there is a digital input somewhere on the RPi which indicates what the supply voltage has dropped off too low. How can this be accessed by a script, please?…
KDM
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0 answers

raspberry pi 5 8 G Ram go down after 2 second green

I am trying to turn my Pi 5 8gb ram on but it is not turning on. Only the red LED remains on without blinking. The green LED is on during startup for 2 seconds and then turns off. I have tried many power sources, it was working fine but suddenly…
Moath Alkhateeb
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0
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1 answer

Pi5 Power Supply - Can I use one?

I just buy a brand new Pi5 and wonder if I can use this supply before get the New 27W 5.1v=5A supply for PI5 from Amazon Is there any risk to damage anything on the board from this charger?
GGG
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1 answer

Raspberry Power Supply via GPIO. No HDMI or Ethernet

for my current project I need to supply the Pi via the GPIO pins with power. I know that I'm bypassing some security features, but my circuit has new ones implemented. The problem is, that I'm hocking Pin 2 to 5V + and Pin 6 to GND. The Pi turns on…
Andreas
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My Raspberry pi keep show msg : low voltage warning please check your power supply

I have Raspberry pi 3 , and I am using its power supply which give 5V -2.5 A , the problem is that the raspberry Pi keep show this message : low voltage warning please check your power supply
0ussama
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1 answer

Fried my gpio pins?

I might have fried my gpio pins. I have a pie 3b with Hyperion installed and I’m trying to use it to run a set of ws2812 led lights. The led lights are running off of a 5v 8amp power supply and the pi is running off of a cell phone charging cable.…
Andrew
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