Advanced users • Has the "usb_max_current_enable" boot option be...
I am looking for a way to increment the current an USB-powered speaker receive.In the forums I found the indication to add the "usb_max_current_enable=1" to the config.txt file, but the documentation...
View ArticlePython • Re: PID controller help
but i am still having some griefMaybe this link will help: https://realpython.com/python-scope-legb-rule/Statistics: Posted by ghp — Fri Oct 18, 2024 11:12 am
View ArticleDevice Tree • Re: Matrix Keypad DTO crashes system on new RasberryPiOS install
Curiosity got the better of me, then JTAG kernel debugging showed me a core stuck waiting for a spinlock, then CONFIG_PROVE_LOCKING showed that IRQs were being mapped in atomic context. The fix is...
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Beginners • Re: Please avise re: Pi shopping list for my great-grandson
^^ Statistics: Posted by Stiga — Fri Oct 18, 2024 11:19 am
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Troubleshooting • Re: BookWorm - Pi Zero2W [] Display Rotate and Overscan
.. I'm guessing overlays/README? yes... I feel a bit silly as I was in there yesterday but in my defence I'm using the "using DPI displays" .pdf from Raspberry Pi as a reference and the last handful...
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Raspberry Pi OS • Re: legacy on a rpi5, is this possible?
Fantastic.Just downloaded the file, put it in my venv directory and ran the said command.works brilliantly, thanks for much for taking the time neilgl.this is awesome thank you thank you thank...
View ArticleOther projects • Re: Help building a refreshing display with API...
Have a look at this train timetable example https://www.raspberrypi.com/tutorials/ ... -tutorial/Replace the URL it uses for train times with a URL to your API.Statistics: Posted by neilgl — Fri Oct...
View ArticleTroubleshooting • Re: Rpi-4 Streaming Blurry with 16MP ArduCam
Thanks to the excellent github examples.Statistics: Posted by neilgl — Fri Oct 18, 2024 11:36 am
View ArticleTroubleshooting • Re: Pi Zero W V1.1 512MB not connecting to WiFi
Try using 32-bit LITE version of Bookworm, configuring WiFi in Imager.Works ok for me on a pizero: https://forums.raspberrypi.com/viewtopic.php?t=378063Statistics: Posted by neilgl — Fri Oct 18, 2024...
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Other projects • Re: Raspberry PI 5 power supply design
I think you are concerned too much. I would have expected after your last thread you'd learn to stop digging when you're in a hole. What you call "a hole" is just 40 years of experience. Statistics:...
View ArticleMicroPython • Re: Function route() in module network
There are a number of methods not documented by MicroPython and I am not sure what they do or how they should be used. Looking at the source code...
View ArticleGraphics, sound and multimedia • Re: Pi Audio Box, but I can hear the pi's...
The Raspberry Pi's audio output (which btw is not terribly high quality) is referenced to the Pi's ground; that's why it works better when the amplifier's ground voltage is close to the Pi's. So I'd...
View ArticleGeneral • Re: Pico network/RNDIS over USB
There have been a number of projects which have supported Ethernet over USB using TinyUSB including the following, though that uses MicroPython it linked Ethernet over USB directly to LwIP -...
View ArticleDeutsch • Re: MariaDB über C Skripte steuern
You can find some information on these pages:MariaDB Connector/CMariaDB Connector/C API FunctionsMariaDB Connector/C API Prepared Statement FunctionsStatistics: Posted by RosettaStone — Fri Oct 18,...
View ArticleGeneral discussion • Re: Are there any Raspberry Pi type devices WITHOUT...
If you use a CM4 or CM5 on a custom baseboard, it will only have video if you implement it.Statistics: Posted by stevend — Fri Oct 18, 2024 12:12 pm
View ArticleBare metal, Assembly language • Re: rpi4 os: context switch breaks irq
I did try to safe the daif reg before the context switch:Code: .globl cpu_switch_tocpu_switch_to: mrs x10, daif mov x10, #THREAD_CPU_CONTEXT add x8, x0, x10 mov x9, sp // Store callee-saved registers...
View ArticleRaspberry Pi OS • Re: How to get newest version of ffmpeg?
Do you mean that RPi4 is better for this (after changing library) than an RPi5?Not really. The Pi5 can decode videos faster in SW than the Pi4 can in hardware.But the Pi4 will have lower cpu...
View ArticleGeneral • Re: RP2040 Read Timer
Code: uint counter_slice;// Initialise frequency pulse countervoid freq_counter_init(int pin) { assert(pwm_gpio_to_channel(pin) == PWM_CHAN_B); counter_slice = pwm_gpio_to_slice_num(pin);...
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Troubleshooting • Re: crazy issues with NFS and 2 pi's
Q: Is there anywhere on the web where I could read beginner-friendly explanations on the pi-specific kernel vs. a normal kernel, to understand what I've read here a bit better? Having issues can be...
View ArticleRaspberry Pi OS • Re: how to install pi-apps? (pi3B, Stretch)
Why not just save your configurations, install bookworm, install the apps, the copy configs to the new system? Not counting install time, you are looking at maybe 30 minutes tops.Code: Debian...
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