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Troubleshooting • Very strange /etc/fstab on Raspberry Pi Zero on first boot
I have a Raspberry Pi Zero that had Debian Buster and I'm trying to make a new install. I tried using both Raspberry Pi Imager and dd to create the SD card, but both methods had the same problem: it's...
View ArticleNetworking and servers • Network Response Time on SSH
I have a ZERO W installed in my backyard to control the fence lights and soon to be a weather station. It's in a 8X8" waterproof box.I was having issues no connectivity from within the house so I...
View ArticleTroubleshooting • 2.4 Ghz receivers bad range in RPI only
I've recently bought a cheap keyboard-and-mouse controller (KMC) to use for my Raspberry Pi 5 4GB. I've recently updated my pi using raspi-update (or upgrade?) to use the new boot system. Once I...
View ArticleBeginners • Re: How many LEDs can a Pico Power
I have been unable to readily find the maximum current rating for the Pico.However, you don't need an opto-isolator to control a LED. Use a transistor as shown in this post. Connect the collector of...
View ArticleCompute Module • Re: What is performance of the VideoCore VII GPU in the CM5?
How do you get to 16 FLOPs per core per clock?I assume each core has a NEON SIMD that can do 4 floating point multiply plus accumulate operations. That is 8 FLOPs per core per clock.Could 4 multiply...
View ArticleCompute Module • Re: CM5 power on issue
The official Raspberry Pi USB-C power adapter. I checked the adapter on a regular Pi 5 and it works fine there.Statistics: Posted by jeffridder — Fri Dec 20, 2024 4:19 pm
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Camera board • Generating rpicam-hello images with remote RPi cameras via SSH
For those that have been following my lack of progress in getting images from RPI with RPI OS lite loaded, I have moved to this post and will now only concentrate on connecting to the remote RPI via...
View ArticleCamera board • Re: Setting correct display when using rpicam whilst using RPI...
But I'd recommend asking on the Pi Connect forum, where there are folks who know about Pi Connect.Further to your response as quoted, I decided instead to change to a more direct route to try and make...
View ArticleGeneral discussion • Re: networkless wifi
Set it up as STA+AP mode. You'll need a dhcpd on the Pi to hand an address out to the PC, and you'll need to connect to the Pi's AP to talk to it when the home router is off; ensure you assign a...
View ArticleDevice Tree • Re: MCP23017 overlay error -EIO: can't write IOCON 32
in python script its this registerCode: GPPUA = 0x0C # Pull-up resistors for port AGPPUB = 0x0D # Pull-up resistors for port B# Enable pull-up resistors on port Ai2c.write_byte_data(MCP23017_ADDRESS,...
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Beginners • Re: PiCorePlayer not booting
pCP 9 will not work with the rpi5 (2GB) pCP 10 will work with the 2GB pi There is no announced date for the release of pCP 10, although the Dev is currently working on it There is a workaround posted...
View ArticleMicroPython • Re: Pico2W & micropython
A "preview" build has now appeared on the MicroPython download pages.https://micropython.org/download/RPI_PICO2_W/Statistics: Posted by dBerriff — Fri Dec 20, 2024 4:43 pm
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General • Re: How many LEDs can a Pico Power
Or can use such I2C PWM controllers based on PCA9685. Multiple controllers can be chained, LEDs being independent, 25mA sink, 10mA source, each in the same time, max 400 mA per chip.Statistics: Posted...
View ArticleBeginners • Re: Networking
Side note:If you really want old style networking, you can of course remove NM and go back to dhcpcd.Remove NM if you want dhcpcd, yes. But if you don't care about dhcpcd and are happy with the...
View ArticleRaspberry Pi Connect • Re: cli commands not saved to $HOME/.bash_history
A quick google reveals https://superuser.com/questions/555310/ ... thout-exit. Looks like you want history -a.Statistics: Posted by andrum99 — Fri Dec 20, 2024 4:56 pm
View ArticleAdvanced users • Re: sd-card cross-encryption
You need to use something like --cipher xchacha20,aes-adiantum-plain64, as they do in the benchmark command.(It is not clear how you are supposed to know what ciphers are available. The man page says...
View ArticleAutomation, sensing and robotics • Re: Tiny Code Reader from Useful Sensors...
Could you direct me to the official documentation for using the “Tiny Code Reader from Useful Sensors” module with a raspberry pi 4?Ask the designer/seller. Their email address is on that...
View ArticlePython • Re: Issues with code from Raspberry Camera Guide 2nd edition
Hello,I am running this via SSH from a MACOSX system, that has XQuartz installed.JohnWStatistics: Posted by ejwjohn — Sat Dec 21, 2024 3:36 pm
View ArticleAI Camera - IMX500 • Re: Hello world for Raspberry Pi AI camera
I don't have a spare RPi4, but I tried an RPi3 and got the same problem as you. I am afraid this stuff only works on RPi5.Statistics: Posted by marianvittek — Sat Dec 21, 2024 3:40 pm
View ArticleTroubleshooting • Pi5, 4 long 5 short and no output to HDMI
Hello,New to the forum and Pi. I recently purchased a few Pies; 02W, 4B, and a troublesome 5. The first two seem to work fine, but the pi 5 hasn't booted up once. I really wanted this one to work...
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