Linked Questions

4
votes
1answer
552 views

UPS for Raspberry Pi and router (TPLINK TD-W8961) [duplicate]

I have started hosting a website on my raspberry pi, but because of the power outages, and mostly because I'm itching for a DIY project I would like to build a UPS for my pi and my router(12v-1,5A). ...
0
votes
0answers
36 views

Raspberry PI UPS that doesn't shutdown the pi [duplicate]

So, I want to make an UPS for my raspberry PI, but the UPS needs to be able to supply power to the pi for several hours. So I mean this: The pi originally gets power from the wall socket, but in ...
7
votes
2answers
2k views

Can I use a DC-DC step up module to power a Raspberry Pi from 2AA batteries?

I understand that I can use 4AA batteries and a step down module to get 5V and power the Pi, however briefly. However, now I'm getting real outrageous and want to trying powering the Pi from just 2AA, ...
4
votes
4answers
3k views

Helping the Raspberry Pi to work on a weak USB power supply

I'm trying to power my Raspberry from my TV's USB port (originally intended to show pictures from an usb stick). It mostly works, but I get some random reboots, while it works perfectly with an ...
3
votes
3answers
1k views

Powering Raspberry Pi 24/7

We are working on a thesis and we are thinking of using Raspberry Pi for our data logging of our greenhouse monitoring system. We decided to to use a solar panel to power the Pi 24/7 but we don't know ...
1
vote
3answers
1k views

Easiest way to delay shutdown by a few ms after power loss

I'm looking for the easiest way to delay the loss of power to the pi (for a duration on the order of milliseconds) after the power supply is lost. I'm no good at designing circuits and I'm guessing ...
2
votes
4answers
300 views

Read-write filesystem + no problem when halting the Pi by removing the power cord?

Is it true that removing the power cord without doing halt on a normal read-write root filesystem could cause filesystem corruption? For my embedded project, it's impossible to shutdown with a clean ...
3
votes
3answers
350 views

How to power up raspberry pi with batteries?

Anyone here who has powered raspberry pi with batteries like lipo or alkaline batteries? I need to know how to do it.
0
votes
2answers
388 views

Raspberry Pi UPS - Thoughts for off shelf items

I've been looking at off the shelf raspberry pi UPS/shutdown controllers. I've come up with 4 and wanted somebody to weigh in on the choices. My use case is pretty strait forward. I want the pi to ...
1
vote
1answer
274 views

Uninterruptible Power supply for PI 2 B+

Will it be possible to provide short term power to the B2+ model with the following setup? 5V 2A 44W Uninterrupted Power Supply Alarm System Security Camera Dedicated Backup Power Supply 6-10 Hours ...
1
vote
1answer
205 views

Raspberry Pi only red power light after sometime?

While running raspberry Pi 2 for long, there often happen to be some power fluctuations that cause only red light to be turned on and the system not working until I turn off and on the power supply to ...
1
vote
2answers
102 views

Backup power for pi 2 model b

I'm developing a CCTV system out of a pi 2 modal b and everything is on track using noIR camera and stuff. Since a CCTV should work for few hours without power, I'm in need of a backup power source ...
2
votes
1answer
166 views

Issue with Firefox on Raspberry Pi 3

When I open Firefox on Raspberry Pi 3 my Raspberry Pi devices restarts. Is there any issue with RAM or does it not support Firefox in raspberry Pi 3?