Networking and servers • Re: WiFi fast-ish roaming for mobile robotics
I have each AP configured for the same SSID. Each device (APs, RPi, control server etc.) also has a static IP, so I don't think DHCP is a problem. The network is also dedicated to this system, so no...
View ArticleBeginners • Re: Pi 5 - display too large on flatscreen TV
Presumably over scan is on at the moment.Info on how to change the setting:https://www.techcoil.com/blog/how-to-ma ... verscan%3AHopefully that's current enough.Looked at these instructions for...
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C/C++ • Re: Hard time getting started
I did C++ Builder until I switched to unix. Arguably the nearest thing to that is QtCreator which you may already know is cross-platform. It has a somewhat steep learning curve(*) so not worth looking...
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Troubleshooting • Re: Raspberry Pi 5 + Google WiFi: Sounds like a NAT issue,...
Eventually, however, I would end up in a situation where not only was I not able to ssh to RPi5 by doing so from outside of the LAN, I had the problem of not being able to ssh to RPi5 (receiving a...
View ArticleNetworking and servers • Re: Using a Raspberry Pi with SAS HDDs?
Put the HBA into the Optiplex or pick up an old HP Microserver.I'll have a look into the used market, but I think a microserver would be more than I'd like to spend with less space for the amount of...
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C/C++ • Re: Boost provides free peer-reviewed portable C++ source libraries.
Next I will figure out the input graph edges that were not added in between, and draw them bold …I did that, and in addition the edges added get drawn dotted. I added simple code to read input graph...
View ArticleTroubleshooting • Re: Bookworm Keyboard Media Keys
i couldn't get the XF86* keys to work ether.just chalked it up to a wayfire thingStatistics: Posted by kerry_s — Fri Mar 15, 2024 8:03 pm
View ArticleTroubleshooting • Transmission Web GUI URL Repeat Problem
Hi,I have a problem to access Transmission Web GUI after making a change at the variable "rpc-url" in settings.json. The URL is like "http://192.168.1.110:9091/transmission/ ... ssion/web/"To fix the...
View ArticleAutomation, sensing and robotics • Re: Wiring multiple photoelectric sensors...
Hi! I managed to figure it out using a voltage divider circuit that I found here: https://forum.arduino.cc/t/voltage-divi ... sor/848058I am getting the outputs to read 3.36V with a multimeter when...
View ArticleGeneral discussion • Wrong repositories when using apt-update
I just got a couple of raspberry pies and am planning on using them as utility servers on my network. Web site, nagios, dhcp, NAS, etc. Nagios fails on a depndncy for ssl and kerberos, so I tried to...
View ArticleGeneral • Re: Can I use a Pico to drive the PWM pin of an LED driver that has...
Another option to interface this LED driver is a NPN transistor like 2N2222. Use a 1k base resistor, emitter to GND and collector to the LED driver input. Of course the pico GND, transistor emitter...
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Camera board • Global Shutter camera swaps Red and Blue colors
Hello,My Global shutter camera recently started to produce images/videos with (what looks like) colors swapped: R<->B.See attached image: This is generated with:Code: libcamera-jpeg -o...
View ArticleRaspberry Pi OS • Re: Bookworm LVM rootfs
With Pimoroni advertising an upcoming dual nvme pcie hat, I may have to reconsider mdadm being pointless.Wrt lvm I have a working script. Pretty much what I posted..Code: #!/bin/bash#umount...
View ArticleCompute Module • Re: Driver won't compile anymore (was: CM4+Python+Bit banging)
Okay, so this works:Linux raspberrypi 6.1.0-rpi7-rpi-v7l #1 SMP Raspbian 1:6.1.63-1+rpt1 (2023-11-24) armv7l GNU/Linuxafter dist-upgrade, this does not work anymore:Linux raspberrypi...
View ArticleUbuntu • Re: Forcing Pi 5 Fan Speed
they fixed it with the latest udpate.Statistics: Posted by sblantipodi — Sat Mar 16, 2024 8:01 pm
View ArticleRaspberry Pi OS • Re: Installing X11 on top of the Lite, missing library files
Without files I mentioned VNC won't start. After copying files manually, VNC works and no issues anywhere else either. Not sure this is related to xRDP issue, I mean in terms of the root-cause.Which...
View ArticleDebian • Re: Xorg kernel problem on RPI5 (Debian 12 bookworm)
OK, no crashes since the last update (kernel updated to 6.6.20+rpt-rpi-2712). Fixed maybe?Statistics: Posted by RHeller — Sat Mar 16, 2024 8:05 pm
View ArticleGeneral discussion • Re: Interesting gig: Upgrading RP4 RAM from a gaming board.
first problem, is it lpddr4, or a different type?second problem, the 8gig chip already has the max number of rows the controller can handleand the only known 16gig lpddr4 chip, has double the rows,...
View ArticleFrançais • Re: Impossible de parmétrer boutton on/off
Oui c'est ça 5 et 6 pour la masseStatistics: Posted by Tubkatodic — Sat Mar 16, 2024 8:08 pm
View ArticleTroubleshooting • Re: How Do I Clone A Micro SD Card From An Existing...
I'd like to clone the SD card from the faster machine and use it in the second machine, but I'm not really sure the best way to do that. usb-boot will copy a running Raspberry Pi OS system to a...
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