Troubleshooting • Re: No Display Output on Pi 5 Boot with Kano Display
Ok, that did not help, my problem is that the checksum error prevents VC4-DRM from creating any EDID files or folders. But for some reason VC4-DRM tries every 10 seconds to get the EDID data and every...
View ArticleCompute Module • Re: Can an emmc CM4 boot from an sd card?
It is obvious to insert an SD card into the slot and assume that it will boot from it. I don't know why the SD card slot wasn't left out if there is eMMC memory available.Statistics: Posted by framp —...
View ArticleGeneral discussion • Re: Overclock don’t work
Check HTOP to see where you may have resource constraints. Remember, ZERO only has 512MB of memory. I only run 32bit headless (lite) on my ZERO's.Statistics: Posted by DS256 — Tue Apr 09, 2024 9:01 pm
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Troubleshooting • Re: Revert rpi-update on Pi 5
I applied dom's suggestion reverting to the 6.1.73 kernel per sudo rpi-update 6c2b033bf556c2a2ae109ec85d86485fa4c16050 and it fixed the problem for me. I haven't found any other problems. I have an...
View ArticleCompute Module • Re: OpenCV VideoCapture issues with multiple USB cameras
Hasn’t realised but you are trying to use the USB 2 interface (dwc2) this is only really for device mode…Statistics: Posted by gsh — Tue Apr 09, 2024 9:04 pm
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: MCP3008 with spidev.h doesn't bring...
The description of the Linux SPI driver (https://www.raspberrypi.com/documentati ... tml#driver) already says that it doesn't use hardware chip selects, and that arbitrary GPIOs can be used instead. I...
View ArticleBeginners • Re: Running cron job under bookworm fails
Okay, learned to output to a log file and managed that. Thanks for pointing that out to me. Have some mercy with me. I am a beginner. Here is the error:error: XDG_RUNTIME_DIR is invalid or not set in...
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Arch • Re: bcm2711-rpi-4-b no modules
Here is my /etc/exports:Code: /srv/nfs 192.168.1.0/24(crossmnt,rw,sync,no_subtree_check,no_root_squash)/srv/tftp 192.168.1.0/24(crossmnt,rw,sync,no_subtree_check,no_root_squash)The client...
View ArticleBeginners • Re: All my app got uninstalled after power cut
Run from a battery that is on charge ?I don't know what you mean by that i just got the charger from pihut and plugged it into the pi I mean run the Pi from a battery, which you can keep on charge,...
View ArticleTroubleshooting • Re: RPi5 won’t boot - four green flashes from LED
Try booting it up with no SD Card inserted. That should get you a diagnostics screen.Ok I just tried that. No diagnostic screen. Same blink pattern from LED and no signal from the monitor.Statistics:...
View ArticleTroubleshooting • Re: Trouble installing OS
Thank you! That was the problem. It had booted on one of my 2 HDMI Mac Mini monitors. However it refused an Acer VGA. Interestingly, my RPI 2's had no difficulty with the Acer. I guess the 4's are...
View ArticleGeneral discussion • Re: Sales to Russia
Generally what happens with sanctions. If not China, then Türkiye.And various central Asian countries that were formerly SSRs.Statistics: Posted by W. H. Heydt — Wed Apr 10, 2024 9:36 pm
View ArticleAdvanced users • Re: Blocking HID Barcode Scanner as Console Input Device
if you use the grab flag when reading the scanner, then the key-codes wont be sent to any other appAnd that was indeed the secret sauce! If only there was an ioctl to prevent the cat from walking on...
View ArticleBeginners • Re: Can't access via http to my Raspberry
I try on the Raspberry http://192.168.1.100:22thats the ssh port, it will only respond to an ssh clienthttp and ssh are entirely incompatible protocolssuppose should be http:// 192.168.1.100:9000that...
View ArticleSDK • Re: Unrecognized option '-fcallgraph-info=su'
So what I would guess is you have effectively downgraded, gone from an OS or set-up which used a more modern 'arm-none-eabi-gcc' which supports '-fcallgraph-info' and allowed the build, to a much...
View ArticleBeginners • Re: How do I make a HTTP V2 Camera module stream?
Go to This exampleClick the Copy Raw file button on the mini toolbar near the top rght.Paste the code into ThonnyPress the Thonny Run arrow.On a computer connected to the same network point a browser...
View ArticleBeginners • Re: SSH to Raspberry Pi Zero W
@ameI saved the IP when it worked on the guest network. @MiscBitsWhen I ping it, it says destination host unreachable. And when it worked it got good reply back. The routers client isolation is...
View ArticleTroubleshooting • Re: Changing Screen resolution
Tried this:wlr-randr --output HDMI-A-1 --mode 1920x1080and got this response:wlr-randr --output HDMI-A-1 --mode 1920x1080unknown output HDMI-A-1Statistics: Posted by Bubbalou88 — Thu Apr 11, 2024...
View ArticleAdvanced users • Power On Raspberry Pi 5 Automatically
I have powered a RaspberryPi 5 over the 5V GPIO pins. If I supply power to them however the Raspberry Pi does not automatically start as it does when supplying USB power. I need to manually press the...
View ArticleAdvanced users • Re: Power On Raspberry Pi 5 Automatically
Are you booting from something other than an SD card?Powering over GPIO means no PD so the Pi assumes a maximum of 3A available. That means if booting from USB it will pause and wait until you confirm...
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