Python • Re: MemoryError: memory allocation failed, allocating 21858 bytes
@DS256I cross compile my PICO uPython programs on the host computer I'm running Thonny from. I then copy the .MPY back to the PICO.Do you mean the .PY file?I can't find any .MPY filesStatistics:...
View ArticleBeginners • No green light, whatever I try, only red
I have a brand new RPI5 (after installing 4 RPI4's a year ago)I installed the heatsink, but whatever I try, I can't get it started.-different PSU's-with or without SD cardI press the powerbutton next...
View ArticleGeneral discussion • Re: Pi NAS - SMB vs OMV
Having recently rebuilt my server specifically to move AWAY from OMV, I would advise against it. One of the big issues for me with OMV is that there is no upgrade path between major versions, you're...
View ArticleRaspberry Pi OS • Re: How to determine when a system was installed?
I touch a new file in boot partition after installationI do something similar. I have a script that installs an image on a new SD card/USB device and preconfigures pretty much everything. It also sets...
View ArticleRaspberry Pi OS • Re: RPi OS Lite 64 bit does not boot on 3B+
rpi_64_3b+_wont_boot.jpgIt looks like the problem started here and possibly the image was corrupted after this. Even though this is a new SD card, it could possibly be faulty. Can you try another SD...
View ArticleBeginners • Re: No green light, whatever I try, only red
If the LED isn't blinking in an error code, then I suspect it is dead.https://www.raspberrypi.com/documentati ... lash-codesStatistics: Posted by jamesh — Fri Oct 25, 2024 8:33 am
View ArticleGraphics, sound and multimedia • Re: Pi Audio Box, but I can hear the pi's...
Yes, it sounds like the problems are due to voltage drops in the USB power lead.If you don't want to back-power the Pi through its header, and if you have room for it, try one of...
View ArticleTroubleshooting • Re: dnsmasq refuse SOA <Root> requests
Changed toauth-server=mypi.domain.local,wlan0/4 then SOA <Root> was not refused- Beats me whyStatistics: Posted by MatsW — Sat Oct 26, 2024 7:40 am
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: Using TDM I2S on the 5
"* Configurable number of stereo channels (up to 4) for both transmitter and receiver"(4) stereo channels means (8) channels. How is this not functionally equivalent to TDM?Statistics: Posted by...
View ArticleTroubleshooting • Re: Rasberry Pi 4 will display without SD Card but get...
Update: I have done a lot of looking into some codes for the config.txt and added "hdmi_safe=1" under the [ALL] this has generated a square with rainbow after booting with SD card inserted then goes...
View ArticlePython • Re: Detect motion with pi camera v1
This example from the excellent github picamera2 repository captures motion: https://github.com/raspberrypi/picamer ... _motion.pyStatistics: Posted by neilgl — Sat Oct 26, 2024 8:30 am
View ArticleGeneral • Re: RPi Pico W : USB Device Malfunctioned Issue
Probably a Windows issue.As it says in the offical documentation "Getting started with Raspberry Pi Pico-series" dated 15 October 2024"Download and run Zadig, select RP2 Boot (Interface 1) from the...
View ArticleSDK • Re: Asymmetric timing on PIO wait
PIO does have a small delay, that's asymmetric between input and output (but not between 1 and 0) but nothing like as big as you are reporting, so there must be something else going on in your...
View ArticleRaspberry Pi OS • how to resurrect apt-get install for Stretch?
as already asked in another thread ( viewtopic.php?p=2261464#p2261464 ):I tried to change in /etc/apt/sources.lstCode: #old#deb http://raspbian.raspberrypi.org/raspbian/ stretch main contrib non-free...
View ArticleGeneral discussion • How to play video from memory stick? Which file system?
Hello.I have the default Raspberry Pi OS, on my Raspberry Pi 5.Thought of adding video files to a usb memory stick. Then play with VLC media player, in Raspberry Pi OS. Which file system is best on a...
View ArticleOther RP2040 boards • Re: [PCB Design Review] Custom battery powered RP2040...
I've been using 15pF. I did have one early board where I had to REDUCE the capacitance to get reliable starting; can't remember what I had originally, maybe 27pF. Admittedly these have mostly been...
View ArticleGeneral discussion • Re: How to play video from memory stick? Which file system?
Just out of curiosity, what format (filesystem) did/does the USB stick have? (I.e., what format did it get at the factory?)These days, things seem to be coming from the factory in exFAT. That's not...
View ArticleOther RP2040 boards • Re: custom RP2040 PCB - crystal does not oscillate
Thanks for reporting back. It's always helpful to know how these things turn out.Statistics: Posted by arg001 — Sat Oct 26, 2024 9:06 am
View ArticleTroubleshooting • Re: Unable to run zinc on the Raspberry Pi 4B using mesa 24
Code: 1. mesa-24.3 vulkan-1.3 supported for Pi4/Pi5.2. VK_EXT_depth_clip_enable merged 24.3, Pi5 only.3.1 set 'MESA_VK_DEVICE_SELECT=????:????'3.2 set 'export...
View ArticleAutomation, sensing and robotics • Re: 2 Relays Module with JD-VCC
The referenced pdf file shows the schema of the board. Compare with the schema in viewtopic.php?f=91&t=83372&p=1225448#p1225448 Do not use the jumper shown in the image on J5. Connecting relay...
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