Raspberry Pi OS • Emergency mode
Hello, although I've been using raspberry for a long time, I'm a bit of a noob in linux systems. Yesterday we had a big power outage and since then my raspberri does not start, it is in emergency...
View ArticleCamera board • Re: Problem with Motion on Pi4B bookworm
Have you got the libcamera-v4l2 package installed?Statistics: Posted by rpdom — Tue Apr 29, 2025 4:16 pm
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General • Re: ETM instruction tracing for RP2350
Hi czietz, if you wouldn't mind sharing some of the scripts/methods you used to do the kind of trace analysis you did in that screenshot with the counts for each instruction I would much appreciate...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • GPIO 14/15 with RaspOS on API3B+ value as...
Hi All,With reference to https://forums.raspberrypi.com/viewtopic.php?t=387269, I want to know why this GPIO 14/15 , I am getting as below output with RaspOS?Is it some issue with RaspOS or Board or...
View ArticleRaspberry Pi OS • Re: Emergency mode
power failure may have corrupted the file system.do you have a backup?Statistics: Posted by terribleted — Tue Apr 29, 2025 4:28 pm
View ArticleHATs and other add-ons • Re: Powered relay board help
Ah thanks, that diagram helps. Can I switch them independently with the red input looping across all 3? Also wouldn't I need 3 negative outputs rather than the one if I'm controlling 3 motors for...
View ArticleLinux Kernel • Re: Linux 6.12.y stable release for April 2025
Thanks, Could you pls suggest a last stable commit of rpi-6.12.y branch?It's not stable, it's still under test. The most stable version of 6.12 is 6.12.20 installed using apt update and apt...
View ArticleTroubleshooting • Re: Windows Remote Desktop
Switching to X11 worked! I will make a note of that for future reference. Thank you!Statistics: Posted by KatManDEW — Tue Apr 29, 2025 7:05 pm
View ArticlePython • Re: Raspberry Pi Scripts stops running after a while.
Any ideas? - ThanksSystem log files won't show anything for processes started by cron. Unless specifically redirected all their output and error messages are discarded.[shameless self promotion]Cron –...
View ArticleOff topic discussion • Re: AI is dangerous
Will we be able to create new jobs at the same rate as AI will take over the old jobs, that is what is bugging me. We have a global crisis in our hands. Maybe the "most widespread" economic depression...
View ArticleTeaching and learning resources • Re: Advent of Code 2024
I decided to let the kittens have a go to see if they could make that program run faster. If I were a gopher, I'd certainly run faster with Scratchy, Shy and Purr headed my way.According to Purr the...
View ArticleHATs and other add-ons • Re: I need help with HDD IDE 3.5
Thank you for your answers.I opt for an all-in-one kit (instead of: 1. buying individual parts and device from such kit 2. making my own power supply from a 12V power supply)My HDD, need: 5V not less...
View ArticleGeneral • Re: Pico 2 - Multicore code, possible conflict SPI/DMA
Spinlocks?Statistics: Posted by gmx — Tue Apr 29, 2025 11:18 pm
View ArticleTroubleshooting • Re: Raspberry Pi 5 - HDMI error
Try reinstalling the BOOTROM, I ended up with a disabled first HDMI port somehow, only the BOOTROM recovery fixed it.Statistics: Posted by pidd — Tue Apr 29, 2025 11:18 pm
View ArticleAdvanced users • Pi 5 PWR button as multi-function button?
Hello,Looking to see if it is possible to configure the onboard power button to perform as a kind of "multi-function" button. What I mean by this is I hope to use the PWR button ( both the physical...
View ArticleTroubleshooting • Re: Extra arguments in /proc/cmdline disabling HDMI sound
Code: tony@raspberrypi:/dev/snd $ speaker-test -D sysdefault:CARD=vc4hdmi -c2speaker-test 1.2.8Playback device is sysdefault:CARD=vc4hdmiStream parameters are 48000Hz, S16_LE, 2 channelsUsing 16...
View ArticleAdvanced users • Re: Pi 5 PWR button as multi-function button?
https://github.com/librerpi/rpi-tools/b ... oxy/main.cCode: int fd = open("/dev/input/event0", O_RDWR); int ret = ioctl(fd, EVIOCGRAB, (void*)1); struct input_event ev[64]; int rd =...
View ArticleCamera board • Re: Problem with Motion on Pi4B bookworm
I have installed the libcamera-v4l2 package and rebooted. But it does not seem to work. I still can not see the video. It says "Unable to Open Video Device"ricky@wustlricky2:~ $ sudo motion[0:motion]...
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General • Re: RP2350-E16: Can debug key installation compensate for...
It's RISC-V debug module which has no authentication like ARM.Statistics: Posted by gmx — Wed Apr 30, 2025 1:10 am
View ArticleAdvanced users • Re: Running 32bit ELF executables on 64bit Pi OS
strace -i gives us just enough information to debug the crash:Code: [b5923158] --- SIGBUS {si_signo=SIGBUS, si_code=BUS_ADRALN, si_addr=0xb652517f} ---The instruction at 0x158 bytes into the binary is...
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