Interfacing (DSI, CSI, I2C, etc.) • Re: MCP3008 with spidev.h doesn't bring...
Yes, I saw and read that, but I didn't read into it "The chip select line chosen must be configured in as GPIO OUTPUT and not as SPI0_CE0_N (or likewise) as shown under the SPI0 Pin Mappings above."I...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: Raspberry Pi Zero 2 W, gpio c library
Thanks drankinatty for the information: pigpio and tinygpio.Statistics: Posted by dennisnguy — Tue Apr 09, 2024 11:23 pm
View ArticleBeginners • Re: Connect LCD Display and RFID together on RPI 4
You need a do-hicky otherwise known as a GPIO Extender. See the results from this Google search for ideas https://www.google.com/search?q=raspber ... s-wiz-serpI've run into that problem where a HAT...
View ArticleTroubleshooting • Re: RPi5 won’t boot - four green flashes from LED
Yeah it looks like 3 long and 1 short.viewtopic.php?p=2205061#p2205061there are several threads with that already answeredStatistics: Posted by cleverca22 — Wed Apr 10, 2024 10:48 pm
View ArticleGeneral • Re: Pulse counter using RP2040
So, I think I should be more specific:I am getting a square pulse (generated by a pulse generator). The frequency doesn't matter, as I can change the time between pulses. So I am generating 1 pulse...
View ArticleBeginners • Re: Can't access via http to my Raspberry
Yes I try all the possibilities with IP and :ports as well as :443, :80 :8080 :22 :24 :9000Now I checking the firewall and add a rule asroot@pi:~# nft add rule ip firewall input tcp dport 443...
View ArticleAdvanced users • Autoboot/tryboot not working on CM4
Hello. I'm working on a CM4 that uses both secure boot and a dual boot partition setup. I'm having trouble getting `tryboot` to work.Versions:EEPROM bootloader: RPi: BOOTLOADER release...
View ArticleTroubleshooting • Re: Pi 5: display sleeps and immediately wakes back up
Bump - still not solvedStatistics: Posted by i0ntempest — Wed Apr 10, 2024 11:12 pm
View ArticleMedia centres • Re: Radio/media player
any direction would be appreciated!This has been done many times over the last twelve years of Pi so I suggest you start with a forum and internet search. It's highly likely there will be project that...
View ArticleTroubleshooting • Re: Revert rpi-update on Pi 5
I am noticing the same issue with the inability to automount the drive with the latest updates. A fresh PI OS install lead to the same issue. The drive was working fine when connected to the RPI 5 and...
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Troubleshooting • Re: Temporary failure in name resolution
Thanks @MiscBits for your help.It wasn't necessary after all to use your tips.Id did Code: sudo nano /etc/resolv.confFilled the empty space with Code: nameserver 192.168.2.254A reboot completed the...
View ArticleBeginners • Re: All my app got uninstalled after power cut
I didn't know you could put / and /root in read only but wont that stop me installing stuff using apt?Oh, you have to change it back to RW when you bring it into the shop for changes. I only set it to...
View ArticlePython • Re: servo PCA9685
If you can help get it move one servo stop the servo. that would help.Jest add the new code to my code.Statistics: Posted by bob5731 — Wed Apr 10, 2024 11:55 pm
View ArticleBeginners • Re: Raspberry Pi 4b will not boot.
[...] and it only sees it as a 32GB disk.That's somewhat odd. Too big to be the boot partition in a standard image, too small to be the entire card. On the other hand it is aproximately the upper...
View ArticleAdvanced users • Re: Power On Raspberry Pi 5 Automatically
when you apply power, what does the status led do?Statistics: Posted by cleverca22 — Thu Apr 11, 2024 10:43 pm
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General discussion • Re: Booting Pi4 from SSD, are there any risks
No risk of damage running with an SSD on a Pi 4B.[pedant]No more than with any other boot media anyway.[/pedant]Statistics: Posted by thagrol — Thu Apr 11, 2024 10:46 pm
View ArticleTroubleshooting • Re: Changing Screen resolution
"so what screen are you usingwhy not just use the screen configuration in the menu."Coming from Windows 11 that is the first thing I looked for but couldn't find it. Maybe I need new eyes but just...
View ArticleGeneral discussion • Re: New Raspberry Pi Products
I can see a 15.6" HDMI / 1920x1080 60Hz IPS portable monitor with twin speakers on Amazon right now for £99 (Arzopa). A Pi one would need a USP to make it stand out and not be just another option....
View ArticleGeneral • Re: Help with PIO fundamentals to drive matrix-based displays.
I have made progress but it's still not right. I have successfully sent DMA to the PIO but it is just shoving it in as fast as it can and ignoring the FIFO buffer. I thought I found the solution with...
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Beginners • no video using RPI5 and Bookworm
I am using a new RPI5 and bookworm with a motion detector and a V2 camera attached. The following code has two alternative lines, each beginning with "os.system." When I hash out the second one, the...
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