Networking and servers • Re: What makes SSHD so responsive on Raspbian? (Slow...
Have you checked the ping results.I run three 4th Gen Intel Linux PC's headless and there is no noticeable lag at all, despite going over powerline.Are you using wireless?Have you done lspci to check...
View ArticleNetworking and servers • Re: Raspberry Pi as Proxy Server
Have a look at an ol old project https://www.switchdoc.com/project-curac ... on-part-1/There are details in the MagPi Magazine issue 29 https://magpi.raspberrypi.com/issues/29 from Dec 2014 (whimper)...
View ArticleGraphics, sound and multimedia • Re: FFmpeg and v4l2m2m on the Raspberry Pi...
Typo. Pi 5 SoC has no H.264 codec as you've found. It only has a 4k capable HEVC decoder.Performance decoding 1080p content H.264 in software seems to be bad. There are dropped frames.No alternatives...
View ArticleClik here to view.
General discussion • SPI from Docker image
Hi all!I can use my RFID reader via Python fine:Code: import RPi.GPIO as GPIOfrom mfrc522 import SimpleMFRC522reader = SimpleMFRC522()try: id = reader.read()[0] print("The ID for this card is:",...
View ArticleGeneral • Re: Pico computations performance settings and tuning
Hello kilograham,Thank you for this information. It was clear to me that float computations were done by software.In order to reduce the duration of calculations, I changed the local oscillator table...
View ArticleAssistive technology and accessibility • Re: It is not easy with raspi-cams
to choose it in Raspi-config.Statistics: Posted by fafnir — Sun Feb 04, 2024 5:58 pm
View ArticleClik here to view.
General discussion • Re: Reduce size of Pi4 boot partition on SSD drive...
Confirmed. parted is not equivalent to the graphical gparted. Parted does not support automatic resizing and moving of file systems.Ok, so do it manually. Use resize2fs to shrink the filesystem, then...
View ArticleC/C++ • Re: Two-dimensional array of character strings in C
std::vector does have an operator[] so my code could be rewritten asCode: // now print out // for every a in v for(unsigned i = 0 ; i < v.size() ; i++) { // for every b in a for(unsigned j = 0; j...
View ArticleAutomation, sensing and robotics • Re: 6 BME280 sensors with rpi 4
extender:https://www.adafruit.com/product/4756This looks promising. I'd propose to setup a prototype: RPI, Multiplexer, LTC4311, long ethernet wire, sensor.For the LTC4311. there are remarks on the...
View ArticleClik here to view.
General • Re: WiFi configuration without a display
Pulsing the LED? Do you expect somebody to count 192 and then 168 pulses?I was thinking pad each of my "192.168.0.199" octets into three digit numbers, then string them together - 192,168,000,199 -...
View ArticleClik here to view.
General • Re: Need help designing a PCB for Pico W
[I'm looking at the parts I can order and parts I can find in KiCAD I thought I would have an option to power the board from USB C only because there is that higher amperage option when you want to...
View ArticleAdvanced users • Re: Headless Setup - without rpi-imager or DHCP
Its just a partprobe.Code: losetup - set up and control loop devices========================================= -P, --partscan Force the kernel to scan the partition table on a newly created loop...
View ArticleGeneral discussion • Forum "503 Service Unavailable"
Over the past few days I have been getting a lot of '503' for the forum - Is it just me ?503 Service UnavailableNo server is available to handle this request.Statistics: Posted by hippy — Sun Feb 04,...
View ArticleAdvanced users • Re: How to check the pi4 official fan's status?
I think I'm missing something here, about the pwm-fan overlay...On a pi4, I include following lines in /boot/firmware/config.txt:Code:...
View ArticleCamera board • Re: Pi HQ Scientific tuning file for Pi5 ?
Found it...https://github.com/raspberrypi/libcamer ... /pisp/dataWill it become part of a future update ?Statistics: Posted by gordon77 — Sun Feb 04, 2024 6:42 pm
View ArticleNetworking and servers • Re: Bookworm NTP / NTPsec
Thanks for the suggestions, but I've got a time server that works for most machines, so I'm disinclined to change it (and its not a Pi, not that that should make any difference). I'm actually trying...
View ArticleTroubleshooting • Very slow/unreliable netboot due to firewall rules?
Hi guys,I wanted to net-boot my Raspi’s on a VLAN from a NAS on another VLAN, like is described here https://www.definit.co.uk/2020/03/pxe-b ... dgerouter/. I get it working when I put Raspi’s and NAS...
View ArticleClik here to view.
Ubuntu • Re: Geekworm X1003 m.2 nvme pcie Ubuntu image
I was reading r/raspberry_pi for amusement and my new guess on OP's issue with their NVME is that the cable between the Pi and the X1003 was installed incorrectly.Are we not supposed to believe the...
View ArticleGeneral discussion • Re: CH340 on Raspberry Pi 4
The CH340 is a USB<-->serial chip. The RPi4B has serial and USB interfaces. Both can connect to a CH340.Statistics: Posted by drgeoff — Mon Feb 05, 2024 7:01 pm
View ArticleBeginners • Re: Reinstall raspian with an existing NAS
Thanks for the information. My plan was to install a fresh copy of bookworm on a new sd card. I would make sure that the 4 drives were not connected. I would then configure the fresh install with all...
View Article