Troubleshooting • Re: mempolicy
I have the same issue with CLI. My credentials:6.12.20+rpt-rpi-2712 #1 SMP PREEMPT Debian 1:6.12.20-1+rpt1~bpo12+1 (2025-03-19) aarch64Statistics: Posted by PaulGuijt — Tue Apr 01, 2025 1:23 pm
View ArticleGeneral • Re: RP2350 Production Programming without USB
One option is to load production code to Flash first, then use Run from RAM code to self-test. Not sure there are that many advantages to that order though.I always use the opposite order (and where...
View ArticleAdvanced users • Re: Moving Linux Kernel to 6.12
I am still seeing issues with the 6.12.x RPi kernel with USB WiFi5 (AC1200) devices, based on Mediatek mt76x2u and mt7612u chipset when run in AP mode with dual SSIDs. Examples of such devices are:-...
View ArticleBeginners • Zero 2W, make GPIO 5V-tolerant?
Hi there!I want to connect an external device to the Pi's GPIO input lines. The external device provides a 5 V TTL signal.Well, I know that the Pi's GPIO input voltage must not exceed 3,3 V... Is...
View ArticleRaspberry Pi OS • Re: Is relatime broken?
noatime on tmpfs is a bit pointless, as there's nothing on disc to update.IIRC, with relatime, you should see the last access time from this boot, but it may not be commited to media, so it may...
View ArticleGeneral discussion • How do the registers OUT_EN_SEL, INLINE_OUT_EN, and...
I searched the forum for how these registers work together and only found this topic. I have the following questions: 1. If the highest-priority state machine (let’s call it A) has OUT_STICKY enabled,...
View ArticleBeginners • RP2040 SPI Master-Slave PIO and Micropython Communication Issue
I am using MicroPython for the master and PIO for the slave in an SPI communication setup between two RP2040 boards. The master sends data using MicroPython’s SPI module, and the slave successfully...
View ArticleAdvanced users • Re: How receive stable frequency for SPI for python ?
It's the core/VPU clock that matters, not the ARM clock. With a current (i.e. recent) firnware there's an easy way to stop the core clock from changing - add "core_freq_fixed=1" to...
View ArticleHailo • Re: Can't get Hailo driver to work. New PI5 + Pi AI HAT
At first I used a mobile phone charger as it can deliver up to 33watsIt says "5.0 V 3.0 A, 15.0W" which is the only one that counts for a Pi.I later used a PC charge as the AI PI hat wasn't being...
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Advanced users • initramfs & cryptsetup on Raspberry Pi 5 (modules not...
Hi everyone,I’ve been trying to set up a custom initramfs on my Raspberry Pi 5 (running Raspberry Pi OS 64-bit) to use cryptsetup, but I’m facing a couple of problems:Case 1: The modules (e.g....
View ArticleCamera board • RP with zoom/telephoto autofocus lens?
Hi All,I’m working on a project where an autonomous boat needs to detect certain wildlife from up to 300 feet or so. I’ll be using an RP5 with the AI hat to process the image recognition using either...
View ArticleBeginners • Re: Zero 2W, make GPIO 5V-tolerant?
Use a voltage divider circuit - two resisters of the appropriate value. https://en.wikipedia.org/wiki/Voltage_dividerStatistics: Posted by jamesh — Wed Apr 02, 2025 1:39 pm
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HATs and other add-ons • Hat board identification help
Hello,Could anyone help me identify these HAT boards and explain what they are used for?Thank you in advance for any information you can provide.Statistics: Posted by tomashapl — Wed Apr 02, 2025 1:40...
View ArticleGeneral discussion • removing orca avoid sound on HDMI
Hi,I'm confused as for some unknown reason orca/espeak runs at boot time in my sessions of Pi5.If I remove orca, I have no more sound on HDMI output.If orca is installed (but not activated) I have...
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