General discussion • Using Local Positioning System (LPS) for my model train...
I have a model train setup at home and I want to determine the exact position of each train module.I got advise to use 4 DWM1001 UWB bases module as anchors and one (per train module) as tags.However...
View ArticleTroubleshooting • Pi400 video pipeline errors
On a Pi400 running up-to-date 64bit Bookworm with default settings, I get a bunch of dmesg warnings/errors:Code: [ 840.707329] swiotlb_tbl_map_single: 2 callbacks suppressed[ 840.707347] vc4-drm gpu:...
View ArticlePython • Weather Station RPI BME 280
Hi AllNewbie here, I want to build a weather station with the Pi.I am going to use this guide: https://projects.raspberrypi.org/en/pro ... -station/1I have got the weather station software cloned.When...
View ArticleCompute Module • CM 5 Revision Code ?
Anyone know the Revision Code for the CM 5 ?It isn't listed here - https://github.com/raspberrypi/document ... codes.adocI'd guess it's either 0x16 or 0x18. And, yes, I am aware that determining board...
View ArticleAdvanced users • Is there anyway to control pi5 pwm fan manually?
Hello, everyone,For testing a couple of pwm fan of pi 5,I want to manually set fan speed .I have try this:Set "/sys/devices/platform/cooling_fan/hwmon/hwmon2/pwm1" and...
View ArticleC/C++ • How do I ensure that a PWM's output is low when halted?
I have a rotary encoder with a pushbutton. I have its rotation wired up to adjust the duty cycle of a PWM; now I want to toggle the PWM output when the button's pushed.I'm calling pwm_set_enabled()...
View ArticleOther projects • Speed limit proyect
Hello guys, I want to do a proyect with my raspberry pi zero, and I want to get the maximum speed in a specific road. I want to get it by giving the exact coordinates. I've tried it with a Here API...
View ArticleGeneral discussion • Browser oftren Hangs.
so I have a RPI 4 Model B Rev 1.5 8gb ram running Raspbian debian Trixie arm64 buildI have Brave browser and the default chromium installed. they work ok, but sometimes doing some things the os gets...
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Camera board • Camera flickering at low light
HiI'm streaming video to a webpage using a V1.3 camera through Motion. What causes the video to flicker like this when the lighting is poor or there's no light at all? If lighting is good then then...
View ArticlePython • Multiple python scripts in virtual environment
I have been using python scripts successfully for a few years but recently upgraded to Pi5 running bookworm. The virtual environment that python uses now proved to be a hurdle but I think that I got...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Custom Video Modes, Wayland
Sorry if this is obvious to some, but since we switched to the Wayland Composer, too many things changed, and I'm running in circles through the documentation which is wrong by now.I have an...
View ArticleTroubleshooting • Pi3B won't boot on Bookworm (rainbow screen) but will boot...
Any idea why a Raspberry Pi 3B wouldn't boot Bookworm (rainbow screen & 7 LED flashes - kernel.img not found) but if I flash an old Stretch image to the same SD card it will boot just fine?This...
View ArticleRaspberry Pi OS • Clarification re: picotool & vs code
I recently set up a new installation of PiOS Bookworm and VS Code on an external HDD connected to a Pi 400. When I execute picotool version in the VS Code terminal window, I get: picotool v2.1.0. When...
View ArticleSDK • hello_rtc example doesn't compile on Pico 2 W
I would like to run the hello_rtc example on Pico 2 W.I am using Visual Studio code (1.95.3) and Raspberry Pi Pico extension (0.17.2) and I have updated the CMakeLists.txt as follows:Code:...
View ArticleAdvanced users • Where is the kernel config ? ( cross-computer )
Hi,I wanted to ask into viewtopic.php?t=319270 but the topic is closed ¯\_(ツ)_/¯When I boot the raspberry pi 4 tree /boot give me :Code: /boot|-- Image|-- System.map-6.1.93|-- broadcom| |--...
View ArticleGeneral discussion • Is there OEM packaging?
I bought an RPI4 from an online retailer. This didn't come in a taped box as usual, but in an antistatic bag with a sticker that looks like RPI.org. Because I was skeptical, I asked the dealer why it...
View ArticleSDK • multicore_lockout_start_blocking() does not return
Hello!I'm using an RP2040 to drive an 65c02 processor and call this a computer. Code is available on github.This implements a mass storage device using the Pico's flash as backend. However, this...
View ArticleTroubleshooting • xdotool not working Pi5 Debian 12
I want to position specific programs on dual monitors using autostart on m y pi 5. I have installed xdotool but it doesn't seem to be getting any data (it doesn't output any errors at all)?for...
View ArticleGeneral • Verification of Boot ROM in RP2350
Hi!Reading through the datasheet for RP2350 I find the link to the boot rom code:https://github.com/raspberrypi/pico-bootrom-rp2350But how can I verify that the code I find there generates the binary...
View ArticleItaliano • Raspberry CM5 development kit
Ciao, chiedo a chi ne può sapere sicuramente più di me... ero interessato ad acquistare il CM5 development kit, da qualche giorno in commercio, per usarlo come streamer audio da collegare ad un dac,...
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