SD (Secure Digital) cards and their associated SC/HC/XC technologies are the primary storage medium for the Raspberry Pi. The Pi Models A and B use SD Cards, and new models use Micro SD. SD cards are non-volatile flash memory.

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Can you delete /dev/mmcblk0p2 from SD card? [on hold]

Since I am using the boot from the SD card and /dev/sda2 on Hard Disk Drive and not using /dev/mmcblk0p2 on the SD card, is it possible to use Fdisk and delete this image? I just want to make smaller ...
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9 views

Directing mjpeg video to file w/ cvlc

I'm trying to capture full field of view video from my Raspberry Pi camera (by full field-of-view I mean video that uses the full 2592x1944 set of pixels on the image sensor but that is downsampled to ...
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1answer
49 views

What's the better choice to prevent wear leveling?

I recently asked a question about how to shrink down an image so that it fits onto a very small SD-Card. In both answer and comments people were giving me the advice to not use a SD-Card smaller than ...
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1answer
52 views

How to shrink down Debian to fit onto 1GB SLC-SD-Card?

I am using a Raspberry Pi in an industrial area as a data-logger and had to deal with SD-Card wear so that I decided to use SLC-SD-Cards with higher quality. To keep costs for those card types low, ...
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1answer
20 views

Using installed SD Card from B+ in new 3

I'm having trouble finding this somewhere, I got a new Pi 3, can I just place my SD card currently running on my B+ in the 3 and boot like normal? Or do I need any more configuration?
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1answer
50 views

Want only ethernet working, remove all usb and hdmi port

We developed a system, we are delivering it with raspberry PI to client. Our system is like admin panel, so Raspberry pi will work as Local server. For Our code security, we want to remove all USB ...
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31 views

SD card related random freezes

I am using raspberry pi 2 (B+) in a biology lab to do real time tracking of small insects. Basically, we have an python/opencv program that detect positions of animals and saves it in a MySQL db. We ...
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17 views

Rpi2 no display

i've a Rpi2 B version with OSMC installed. One day i've switch on the device and it didn't boot as usual. I've tried to format SD with another image, different SD cards, different HDMI cables and ...
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1answer
32 views

strange sd card behaviour

I am using a 16GB Micro SD Card on which Raspbian is running. Basically everything is working, however the sd card is acting strange. Whenever I change something or add a new file and reboot the ...
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37 views

Raspberry Pi Zero only booting 50% of the time

I have come across a very peculiar problem. I have a Raspberry Pi Zero V1.3 running Raspbian Jessie Lite on a 64 GB SanDisk micro SD card. The Pi is powered via the micro USB port (not the OTG port ...
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1answer
34 views

SD Card doesn't boot to Noobs

I have a raspberry Pi 3, and I bought a kit online which contained an SD card for my Raspberry Pi already, and I used it and it worked fine, though it was a fake brand, my only complaint was the low ...
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1answer
39 views

SD Card overheats - Pi3 Model B

On first boot, I inserted the SD card (generic Cat4 16GB SDHC with latest Raspbian image written via Rufus), the HDMI cable and the power supply (5v 2.5A) in that order. Then: Red onboard (power?) ...
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1answer
205 views

Raspberry Pi 3: microSD card vs hard drive

In my bachelor's thesis I compared the speed performance of a hard drive connected via USB adapter with a microSD card. I was challenged to answer the question "Why is the difference in speed drives ...
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1answer
18 views

Enable Etho by editing SD-Card on PC

My dad connects to his Zero over a mico-usb rj45 dongle, using SSH. Trying to change the MAC of the cheapo dongle using MACCHANGER, he disabled ETH0 (using ETH0 down) so any change of MAC wouldnt ...
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35 views

Pi working fine until micro SD card fell out now doesn't work at all

My son's Pi had been working fine then the SD card fell out now he can't get it to work at all.
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2answers
76 views

Will this MicroSD card work with my Raspberry Pi 3?

I'm looking forward to buy myself a new MicroSD card for my Raspberry Pi 3. It is Kingston 64gb Class 10 Uhs-1 And here is Question: Will this work with Pi 3? I heard many stories about cards not ...
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2answers
28 views

Open Source Raspberry Pi software and SD card libraries

I understand that Raspberry-Pi uses most open source software. I was not able to find the software stack that is used to access the SD card over SD protocol in the Raspberry-Pi although I did carry ...
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3answers
88 views

Raspberry breaks SD card -> 31 MB RAW

I was configuring and running 2016-02-09-raspbian-jessie-lite on my Raspberry Pi 1 Model B+. Everything was fine and I used to shut it down using sudo shutdown -h now But there are circumstances ...
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2answers
45 views

Creating a pre-prepared sd card image

For a project I'm working on I'd like to create a "stock" image based on rasbian that I can install on many pis. Ideally I'd like to be able to (on my computer) take the rasbian image, apt-get some ...
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1answer
40 views

How to resize partition of a micro SD card. 32GB to 8GB card [duplicate]

I am currently using a 32GB micro SD card for testing. Now I want to save the image however, there is a lot of unused space. I was hoping how can I reformat the image to fit nicely into a single ...
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2answers
60 views

Does Raspberry Pi hold any data without a SD card?

I need to do a IOT project with my pi-3 as a homework assignment, but I have an unexpected problem. My friends and I did exactly the same things to build the operating system and project, which is ...
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0answers
20 views

Need help with a ROS installation

After following all the instructables steps ( http://www.instructables.com/id/Raspberry-Pi-and-ROS-Robotic-Operating-System/?ALLSTEPS ) Raspberry Pi and ROS (Robotic Operating System) Note: I have ...
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0answers
40 views

Largest micro sd card

What is the largest micro sd card that the Raspberry Pi 3 can handle? I have a 64 gb card that works flawlessly, but would like to try something larger.
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2answers
19 views

Is it possible to write data directly from a mobile to a PC through the mobile's SD card slot?

I have to questions: -Is it possible to write data directly from GoPro to a Raspberry Pi through the GoPro's SD card slot? -How does Micro SD card function? I would like to use my GoPro (hero 1) as a ...
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1answer
57 views

Insert RPi 2 microSD card into RPi 3. How? [duplicate]

I have an RPi 2 B+, which had previously wheezy installed on it. I used the following articles to upgrade to jessie: Upgrade to Raspbian Jessie https://www.raspberrypi.org/forums/viewtopic.php?t=...
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1answer
63 views

Emulate an SD card with a Raspberry?

I have a special embedded device which has an SD card slot and reads data files from an inserted SD card. These data files are validated only once (because validating them on every access would take ...
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2answers
38 views

Can I use 'dd' to clone the Raspbian image from the Pi itself?

My question is whether I can use the following command to create a SD card clone on the Raspberry Pi itself. sudo dd bs=4M if=/dev/mmcblk0 of=raspbian-5.15.16.img This can then be copied to my home ...
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3answers
77 views

New raspberry pi 3 issue with trying to boot of fresh raspbian image

I'm trying to get my new raspberry pi 3 to boot with raspbian but i'm having issues. Currently I have the latest version of raspbian on a SD card and when I plug in the pi I ultimately get the ...
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1answer
63 views

How to insert RPi 2 microSD card into RPi 3 without upgrading to Jessie?

I've got an RPi 2 B+, which has Raspbian Wheezy installed on it. Now, I have bought an RPi 3 B. I want to take the microSD card from RPi 2 B+ and insert it into RPi 3, as it is, without having to ...
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1answer
27 views

Boot error: mount: special device /dev/sdax does not exist

I mount the SD card on boot with the following line in /etc/rc.local: mount /dev/sda2 /media/USB_OC > /home/pi/logs/USB_mount_log 2>&1 This was working perfectly until an apt-get upgrade ...
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1answer
129 views

Win32 Disk Imager creates a corrupt file of my SD card

I need to "clone" my Raspberry's SD card, so I can send it to a friend. I need the project to work in any raspberry. Seeing a lot of posts about how to do this, I decided to use Win32 Disk Imager. ...
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2answers
1k views

Reduce Ubuntu mate 16.04 img file size

I downloaded the official ubuntu-mate-16.04.img.xz (which is about 1.1GB) and extracted it. But the extracted .img is about 8.1 GB which is about 162 MB larger than the size of my sd card. So, I can't ...
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2answers
84 views

Cannot boot raspberry Pi 3 connected to DVI with SDXC class 10 sd card

How do I boot raspberry pi 3 with noobs installed on it. Steps I have done so far. Got NOOBS from the RPi downloads. Samsung EVO 64gb micoSDXC class 10 Formatted the SD card with SDformatter from ...
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1answer
41 views

Pre-loaded SD: Is Raspbian installed?

I just bought a new Raspberry Pi 3 and a pre-loaded sd card with Raspbian. I turned the Pi on and I'm not sure if the raspbian is installed. I didn't have any window to choose an option to install. ...
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1answer
348 views

Does the Raspberry Pi 3 support UHS-II microSDHC cards?

Does the Raspberry Pi 3 support UHS-II microSDHC cards? I guess not because those have two rows of connectors and the microSDHC slot on the Pi 3 seems to have a single pin row.
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1answer
105 views

Unable to install an SD card with usb-creator-gtk, unetbootin and dd

I'm trying to install an SD card with the jessie image for my Raspberry Pi 3 that will work in remote (without screen). The card is formated in FAT32 with gparted (I use Xubuntu). My problem is that ...
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2answers
30 views

fidisk is successful but partitions do not change

a micro SD card that was used in a Raspberry Pi installation is now plugged into another Raspberry pi as a USB device. I am trying to delete existing partitions and data using fdisk but changes do not ...
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1answer
66 views

Micro SD card slot on Pi 2

I've just received a Raspberry Pi 2 and tried to insert the micro SD card, but for some reason the mechanism doesn't appear to be working correctly. You hear a click and can observe the card ...
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0answers
25 views

read raspi SD from debian

I'm facing serious issues here, with a fully functioning SD card containing Raspbian (created dding the image into the SD) not being read by Debian. My /dev shows the drive as sdb but, where other SDs ...
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2answers
253 views

NOOBS doesn't work! The worst! (My research!)

Why i called it "The worst"? Beacuse i can't make it work >:(. "And sorry im 11 years old using this and im lithuanian so there are some mispells or mistakes so don't ban me!". There are five devices ...
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1answer
43 views

Add extra partition in Raspberry pi memory card

I need to add extra partitions in raspberry pi memory card. I am using 16GB memory card with my Raspberry Pi and need Extra Partition so i can arrange data in memory card and save the backup data in ...
0
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1answer
47 views

how to use the microSD adapter?

i connected sd card at the bottom of raspberry pi 3. But there is no place to put sd adapter? what is it and what it does? Sdcard has a memory of 16G, and i was able to coonect it, bottom of the pi. ...
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0answers
163 views

RPi 2 boot stucks at rainbow color screen

tl;dr: During boot my one-year-old Raspberry Pi 2 stops with the rainbow color screen of death. Power supply, SD card, OS on the SD card, and "boot_delay=1" are OK, but did not help. Origin of the ...
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0answers
54 views

Cannot mount raspberry pi's sd card

My raspberry pi was working fine yesterday. Today, I could not ssh into it. I do not have an hdmi screen, so the first thing I tried was taking out the sd card and putting it in my computer. The Disks ...
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103 views

End kernel panic - not syncing : VFS Unable to mount root fs on ubuntu

My raspberry pi was working fine for a few months.But then it gives up an error while booting now. No filesystem could mount root,tried: ext4 End kernel panic - not syncing:VPS:Unable to mount root ...
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35 views

My Pi boots and runs Raspbian but in 1 or 2 minutes from running it it turns off and I have to reboot and reinstall everything

I have to reinstall NOOBS in the SD again every time. Also it tries to boot after it turns off but it then goes off again.
0
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1answer
89 views

Access Windows 10 IoT partition on SD card

I got a 16Gb micro SD to use in a raspberry pi 3, and today I installed the OS with the program downloaded from microsoft website. However I noticed that the SD card was formatted in a strange way: a ...
0
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0answers
24 views

Black Screen with RCA Monitor

I have recently reimaged my Pi 1. (The SD was corrupted, so I used a spare MicroSD adapter.) I installed NOOBS normally, and I have been using it for a couple of days, following (not finished yet) ...
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3answers
179 views

Move a raspberry disk image from sd card to .img file with only linux and boot partitions. Not the empty space! [duplicate]

Do you know how I could easily and portably (ie: work in windows and mac) take a raspbian disk image from an sd card and create an image that I could send to my colleague via dropbox? I need just the ...