General 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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Automation, sensing and robotics • Re: Wake raspberry pi 5 with bluetooth...
Thanks Statistics: Posted by CutterX — Tue Apr 09, 2024 9:53 pm
View ArticleCompute Module • Re: CM4 flashing on custom carrier board - USB device not...
Can you post the full schematics and layout. From what you have provided the USB signals from J3 don''t get to U14Statistics: Posted by dp11 — Tue Apr 09, 2024 9:54 pm
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Troubleshooting • Error in Thonny I dont understand
Hi, I've been trying to recreate this code from this youtube video: https://www.youtube.com/watch?v=qs3KhLD ... el=ShillehHowever, when I hit "Run" I get this error: >>> %Run...
View ArticleGeneral • Re: External ADC via SPI speed on Pi pico
I'm doing something similar on a different platform, using a TI ADS127L01. That platform has a serial audio interface that I am (ab)using to receive the frame-sync stream from the ADC. I prototyped it...
View ArticleArch • Re: bcm2711-rpi-4-b no modules
If I change /etc/fstab to match the serial number (ie: 192.168.1.46:/srv/tftp/629ea2e9), I'll then have:Code: > ls /boot/initramfs-linux.imgbcm2711-rpi......and all the boot filesUse the serial...
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 ArticleScratch • Variations in Scratch 3
I am using Scratch with some 5th graders on RPI2’s. I have Scratch 3 on my RPI4 and as an app on my Mac Mini. Could I expect Scratch 3 to function the same on the RP2’s, the RPI4 and the app on my...
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General • Re: Default GPIO settings need to be spelled out, user will trip on...
Just trying to understand how useful is their 50-80K R(pu) R(pd) in the electricals. Assume I'm a little slow. If possible, someone explain to me what those figures are based on. Measured with what,...
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 ArticleBeginners • Re: SSH to Raspberry Pi Zero W
Is the SSID and password correct?YesDid you re-check the IP address each time you re-booted? Unless you arrange for your router to do so there's no guarantee that the Pi will connect with the same...
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