SDK • Single-core FreeRTOS doesn't observe changes stored by an ISR on the...
tl;dr a method of intercore synchronization works with SMP FreeRTOS and non-FreeRTOS, but not with FreeRTOS on one core (configNUMBER_OF_CORES=1) and vanilla SDK on the other. I'm not sure if this is...
View ArticleCamera board • Re: Preview.DRM not working Picamera2 and GS camera
Can't tell you why that wouldn't work. If you replace "picam2.start_recording(...)" (and everything after) by "picam2.start(show_preview=True)", do you see the timestamp on the preview?Statistics:...
View ArticleRaspberry Pi Connect • Remote Shell but no Screen Sharing
Remote Pi is headless RPi4 with stock 64 bit Bookworm Desktop set to auto boot to Desktop with no pw - up to date and using current firmware with rpi-connect v 1.2.1 [arm64]. Not lite version. The...
View ArticleBeginners • Re: Number recognition from pictures?
All the examples online use imports such as pitesseract and cv2 but I can't seem to install any of this because it gives me an external environment error.If you are using Bookworm then the Python...
View ArticleRaspberry Pi Connect • Re: Remote Shell but no Screen Sharing
Remote Pi is headless RPi4 with stock 64 bit Bookworm Desktop set to auto boot to Desktop with no pw - up to date and using current firmware with rpi-connect v 1.2.1 [arm64]. Not lite version. The...
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General discussion • Regarding Archer T2U Plus configuration with RPI5
I am trying to create Wifi hotspot of TP link archer T2U plus physically connected with RPI5.RPI 5 propertiesDebian GNU/Linux 12(bookworm)Name=Debian...
View ArticleBeginners • Re: need location access through browser
It seems to be website dependant. Lots of sites have no issues "knowing" where I am at. However, OLG (which is the state run lotto/gaming organization) will not sell me tickets via the Pi (Pi 5...
View ArticleGeneral • Re: How to measure the RPI 0w's temperature using the PI Pico ?
I know nothing about MicroPython, and this doesn't help at all. Any script or clear method ?The other common way of using an RPi Pico microcontroller is to program it in C using the RPI-supplied...
View ArticleRaspberry Pi OS • Re: Other OSes without linux
Are there any other OSes for RPi 5 that are not based on linux?Im done with linux.Ive encountered so many bugs in ubuntu, raspbian, kde and othersEspecially with touch controls.Im looking for normal...
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Advanced users • 4-pin GPIO PWM Fan Connect To rpi4
i have a PC fan of foxconn nearly the size of the pi itself... i have been using this as a normal pi fan just makeshifted and adjusted it to put it on the piit really does the job well... it has 4-pin...
View ArticlePython • Installing Python Mariadb connector on Pi Zero W
I am trying to repurpose an old Pi Zero to log to a Mariadb database, but I cannot get the Python connector to install. The command line for the install attempt and part of the error message...
View ArticleSDK • Re: Determine CPU core
It's in pico_platform, the inline function get_core_num(). #include "pico/platform.h"And yes, it was a huge backwards step when they switched from a PDF that you could search to only online...
View ArticleNetworking and servers • Any suggestion for reliable public MQTT serves
Any suggestion for reliable public MQTT serves, that have good up time availability, have been around for some time, accumulated strong user base and have good proven record. Free of charge for...
View ArticleAdvanced users • Re: 4-pin GPIO PWM Fan Connect To rpi4
you can find an overlay here which will offer fan control https://forums.raspberrypi.com/viewtopi ... n#p2182625Download the .dtb file and place in in your overlays folder.Fan's PWM signal (your blue...
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HATs and other add-ons • Re: M.2+ Hat nvme not being recognized.
My little WD SN740 seems quite happy with dtparam=pciex1_gen=3. If anyone is interested a quick benchmark test of the device is on https://pibenchmarks.com/search/tms9995/Also installed nvme-cli to...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: Reading register values from pi 4...
'dtoverlay=i2c-sensor,mpu6050' should enable the sensor on I2C-1 @ address 0x68 - https://github.com/raspberrypi/linux/bl ... ADME#L2333Then use i.e. 'i2ctransfer' (man i2ctransfer for the full help...
View ArticleTroubleshooting • Re: I2C Not Working
So I have done the enabling through raspi config, whenever I enable or even disable nothing seems to change. I’m not exactly sure which OS I’m using as someone else in my studio set it up for...
View ArticlePython • Re: Running a PyQt5 script from command line
It sounds like you have two separate problems. I am not familiar with running Python programs from within Geany and have no experience with QT designer. Do you know what Python either of them run?How...
View ArticleRaspberry Pi OS • Virtual keyboard on Wayfire
I have a touch frame on a TV screen connected to a Pi 4. It works fine, but I am trying to find a decent virtual/on screen keyboard to use with it.wvkbd is pretty poor, on screen all the time - so you...
View ArticlePython • Re: Script for waveshare relay module
B.Goode, I was born in Upton Park, East London, so there may well be relatives anywhere in London. More info?Statistics: Posted by barrychilds — Sat Jun 29, 2024 10:46 am
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