General discussion • Re: RP2350 and Pico 2 released!
The RISC-V implementation is clever.Is that a unique approach?Statistics: Posted by Paul Webster — Thu Aug 08, 2024 3:39 pm
View ArticleSDK • Re: acknloweging IRQs created by irq_set_pending()
I think I have found the problem. https://www.raspberrypi.com/documentati ... 7ab37233efCode: void irq_set_pending ( uint num ) Force an interrupt to be pending on the executing core. So it seems that...
View ArticleTroubleshooting • Re: USB Camera Detects but video won't work?
As it says it hasn't found a USB camera....Try this and show me the output Code: # find USB cameraimport osx = 0while x < 42: txt = "v4l2-ctl -d " + str(x) + " --list-ctrls >...
View ArticleGeneral discussion • Re: Mosquitto -h option
mosquitto_pub sends a message to a mqtt server. The -h tells the command the address of the server to send that message to.Meanwhile mosquitto.conf is the configuration file in the mosquitto server...
View ArticleGraphics, sound and multimedia • Make Pipewire read /etc/pulse/default.pa on...
Hello, all! I'm using Bookworm Pi OS and this new version uses 'pipewire-pulse' which is supposed to be a drop in replacement for pulse audio, so you can still use 'pactl', etc.I'm editing...
View ArticleSDK • Re: SDK2.0.0 - all web include links failing
Did you do a Code: git submodule update --init in your SDK to get lwIP etc.Statistics: Posted by kilograham — Fri Aug 09, 2024 3:34 pm
View ArticleSDK • Re: SDK 2.0.0
"I thought "GCC (PICO_COMPILER=pico_arm_gcc - the default for RISC-V)" which I seem to have from successful ARM builds would mean it would just work for RISC-V but obviously not."Ok yeah that should...
View ArticleGeneral • Re: A Raspberry Pi Pico as a function generator for arbitrary...
I'll just add the following info to this thread and I'm done.For producing a high-quality audio signal (since audio output was mentioned as an objective), the easiest path would be to use I2S...
View ArticleGeneral • Re: irDA in rp2040/2350 ?
iRDA isn't supported. The registers are just part of the ip block that was imported to the datasheetStatistics: Posted by dp11 — Fri Aug 09, 2024 3:50 pm
View ArticleBeginners • How can I drive a vibrating motor by GPIO?
What I want to implement is driving a vibrating motor for second when the user presses the screen of the PI, just like the Taptic Engine of iPhone.I have prepared a vibrating motor and its motor...
View ArticleTroubleshooting • Re: raspberry pi 5 gpio connection error
"I tried creating (venv) but it didn't work" - here is what I do on a Pi5, then python with gpiozero works in that venv:Code: mkdir my_projectcd my_projectpython -m venv --system-site-packages...
View ArticleSDK • Re: Link doesn't complete with SDK 2.0.0 on W11, blocks on picotool.exe
Not sure why we have to build it in the first placeI would guess because there's no 'Official Raspberry Pi Windows SDK 2.0.0 Installer' yet which provides it pre-built - And I am not sure if there...
View ArticleHATs and other add-ons • Re: Could PyBricks be up and running on BuildHAT..
https://philohome.com/wedo2reverse/wedo2.htmIronically, it was one word in the link, "reverse", gave me a little inspiration. Thinking about it for some time... it would be a painful path, but also...
View ArticleAdvanced users • Re: Dual boot a headless pi
Seperate boot media or all OS on a single drive?Which model Pi?For separate media, shutdown (for models prior to Pi5 use the gpio_shutdown overlay), swap media, boot. About as simple as it gets.Next...
View ArticleBeginners • Re: How can I drive a vibrating motor by GPIO?
Usually we would use a transistor (or a MOSFET) connected to the GPIO to drive the external device.What is the "motor controller board" ? Can you post a picture (using Attachments)?Statistics: Posted...
View ArticlePython • Re: Running PyAudio Script On Startup Issue
Hmm... maybe that means that I have Bullseye not Bookworm?Statistics: Posted by Henrik Gill — Fri Aug 09, 2024 4:00 pm
View ArticleTroubleshooting • Re: Raspi5 fails to pip-install PyQt5 in a Python-Venv
What do you mean by "system packages"?I created it from within Python using:Code: soutput = subprocess.run(["python3.11", "-m", "venv", "__venv"])Why would even try to do that, when all you have to do...
View ArticleTroubleshooting • Re: Raspberry Pi 5 and USB Camera
That was a great idea! When I executed the command, I got this result:Code: raspy5@raspberrypi:~ $ v4l2-ctl --list-formats-extioctl: VIDIOC_ENUM_FMT Type: Video Capture [0]: 'MJPG' (Motion-JPEG,...
View ArticleTroubleshooting • Re: Raspberry Pi is dead after power outage
Carefully read and follow the instructions here:viewtopic.php?t=58151Other than that, R.I.P. Pi 4.Statistics: Posted by memjr — Sat Aug 10, 2024 4:06 pm
View ArticleGraphics, sound and multimedia • Re: Pulse Audio: stutter & sample rate...
I have this in an old long time not used script w.r.t RTL-SDR DVBT sticks:Code: rtl_fm -M wbfm -f $frequency | play -r 32k -t raw -e s -b 16 -c 1 -V1 -Ran on an RPi3B+, Bullseye. The connection...
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