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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 ArticleCompute Module • Re: Compute Module 4 Tx/Rx FIFO size and RS485 support.
The BCM2711 on the CM4 has 1x mini UART with a 8/8 FIFO and multiple rev 2 Arm PL011 UARTs with a 16/16 FIFO. See https://developer.arm.com/documentation ... /f?lang=en1) What is the Compute Module 4...
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...
View ArticleTroubleshooting • Re: Changing Screen resolution
Ok, went to Preferences and Monitor. I changed to 1920x1440 and clicked saved. Said it saved it, rebooted and came back up same max resolution. I give up. I guess it will not allow changes. I will...
View ArticleAdvanced users • Re: Power On Raspberry Pi 5 Automatically
Unfortunately neither usb_max_current_enable=1 or disabling the performance options under raspi-config helped. When I apply power, the status LED is red and stays red until I press the power button. I...
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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...
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 ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: What is the fastest baudrate for RPi...
In my last test I used a function generator with a 750 kHz square wave to generate 'U' bytes with a perfect 1,500,000 baudrate and I was still getting the occasional characters getting screwed up. If...
View ArticleAdvanced users • Re: Rasperry Pi 5 - Hardware PWM not working anymore after...
Thanks for this thread. I noticed today that a printer enclosure fan was not working, and traced it down to the same "invalid argument" error when trying to write sysfs pwm period/duty parameters...
View ArticleTroubleshooting • Re: KBD Shortcut ToggleShowDeskop "C-A-d" not...
Well, thanks for that bit of info, would have been nice if you could have told me the windows manager or file to modify or KBD shortcut.Anyway, previously, before I posted here, I saw mention of...
View ArticleTroubleshooting • Re: An Operation Is Already Pending
I've searched around at home and found an old spinning 40G 2.5" drive in a USB2 caddy which was ntfs (latest files on it from 2010).Plugged it in to updated RPiOS Pi. I get a mounted drive appearing...
View ArticleCamera board • best camera for microscope
I am primarily going to be using microscope to enlarge PCB rework; I do a lot of small pitch SMD work.Which is going to be a better decision, the Global Shutter Camera or the High Quality Camera?The...
View ArticleBeginners • Re: SSH to Raspberry Pi Zero W
under SSH set X11 forwarding to 'Enable X11 forwarding' You shouldn't really do that unless you're actually going to use it. It is not needed for pure command line stuff nor is it needed for VNC.It's...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: Raspberry Pi 5 MIPI to HDMI
Are you wanting to see the same output on each screen or have 3 different displays?We're trying to splice video data from 3 cameras with 1080p resolution and display all 3 at once.Statistics: Posted...
View ArticleTroubleshooting • Raspberry Pi 5 / Bookworm 12 / CUPS / Star TSP100
Trying to set up my Star Micronics TSP100 (Model: TSP100II, also has 143IIU on the label under the printer) on my Raspberry Pi 5, Bookworm 12. Tried following this tutorial that I once did on my...
View ArticleScratch • Re: Variations in Scratch 3
What is "the optimized standalone scratch 1.4" and how can i get it?NuScratch is enough different than Scratch 3 that I think of them as different languages. You should test them yourself, but...
View ArticleAdvanced users • Re: VNC on headless pi 5 with PI OS (Bookworm) Lite
What is its primary task - should be easy to copy it to a new microSD card that is running Bookworm with desktop.It isn't running off a microsd card.It is working as a home server, performing various...
View ArticleTroubleshooting • Raspberry Pi 5 / Bookworm 12 / XScreenSaver
Wanted to install XScreenSaver, everything installed fine. Set everything up and waiting for the screensaver to activate. The screen went blank but should of displayed "A fiber-optic Lamp"...
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