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Newest 'sd-card' Questions - Raspberry Pi Stack Exchange
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Learn more about TeamsQuestions tagged [sd-card]
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.
1,060 questions
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1
answer
30
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Inconsistent mount of /dev/mmcblk0
I am experiencing an issue where the SD card is inconsistently mounted as either /dev/mmcblk0 (most of the time) or sometimes, after a reboot, as /dev/mmcblk0p1.
Platform details:
Raspberry Pi Zero ...
0
votes
0
answers
16
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Quad SPI setting CM4S(lite) for SD card connections
I m working with a CM4s on a custom board with a connection to the quad spi connection on pins 10,12,16,18,22,24 as per page 16 of the data sheet. We are having problems with the SD card connection ...
1
vote
1
answer
72
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What sd card size do I need to install an updated Pi OS?
I have a working Raspberry Pi 2 Model B Rev 1.1 with an older OS and want to upgrade the OS (to install squeezelite, among other things).
My SD card is 16GB. I copied the image (https://www....
0
votes
0
answers
97
views
Busybox when booting
I am running raspberry pi 4. It still work yesterday but got into BusyBox today when I boot. I have tried the command in here and also e2fsck -c /dev/mmcblk0p2 but it only said 2 files have error and ...
0
votes
1
answer
65
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my raspberry pi 4 is not working
I just got it a couple of days ago and I have a 32gb SanDisk that I used for the Sofware for it. I watched multiple guides for setting them up, but the raspberry just doesn't work when I try to boot ...
0
votes
1
answer
414
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RPI5 Sd Card Detected but wont boot (Failed to open device: 'sdcard' (cmd37a0010 status 1fff0001))
After a few days of not using it, my Raspberry Pi 5 suddenly flashed me with this error and failed to boot:
SD card detected
This was while it was powered by the official Raspberry Pi 5 power supply. ...
1
vote
1
answer
56
views
Accessing SD card in the initramfs to send mmc commands
I would like to understand how can I send mmc commands (APDUs) to a SD card through ASSD protocol in the initramfs stage. The card has some special features which can only be used via ASSD. For ...
0
votes
0
answers
92
views
What is sdcard module for Raspberry Pi Pico
Trying to use a micro-SD card reader with Pico W with RP2040.
Using Thonny v4.1.7 on a brand new windows 11 PC (geekom megamini G1), Micropython v1.24.1.
am trying:
from machine import Pin, SPI
import ...
2
votes
1
answer
160
views
My Pi 4B ’s sd card holder is falling off. I can push it back on and it goes click and then works for a few hours, but is it safe to tape it on?
Sometimes it will just boot fine after I manually cycle power (this sometimes happens during use and when doing anything I get input-output errors including when trying to run the reboot command in ...
0
votes
0
answers
62
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Editing files on external SD card with overlay on
In order to make a SD card last longer, I enabled overlay, per Adafruit guide and it works as expected.
Now, I boot from another SD card (without overlay). I assume it would be possible to mount the ...
0
votes
1
answer
234
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Did I destroy my Raspberry Pi 5 with over voltage?
Newbie here, I accidentally powered 11 volts on my Rpi for a few minutes because I forgot to turn down the buck converter. It now doesn't boot and I have confirmed that it's not an issue about the sd ...
0
votes
1
answer
67
views
Raspberry Pi5, SD card
I just recently purchased a Raspberry Pi5 for running homebridge or home assistant on. Does the SD card with Raspberry Pi on it need to stay in the slot to operate the software or is it on the ...
1
vote
0
answers
47
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Read SD Card plugged into external device [closed]
My organisation is currently using an array of "song meter mini" audio sensors that record bird song. They have no bluetooth/wifi/usb connection.
https://www.wildlifeacoustics.com/products/...
0
votes
0
answers
54
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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 ...
0
votes
0
answers
95
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How to Disable Filesystem Expansion on First Boot in Bookworm?
I want to prevent the filesystem from automatically expanding on the first boot. Simple methods used in previous versions of Raspbian seem to be no longer applicable from the boot partition.
Is there ...
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