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Troubleshooting • Re: Pi 4 on Buster: Menu Bar Missing
Finally sort of solved this.If I run startx from the command line, the complete desktop with full menus appears:Code: pi@raspmountain:~/webcam $ sudo startx&Now, there must be some way to do this...
View ArticlePython • Re: gpiozero servomotor issues
I guess to close it out this worked perfectly, thank you you are a life saver!Statistics: Posted by Operantboxhelp — Wed Oct 23, 2024 2:06 am
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SDK • Re: Receiving data from Pico on Linux
It's the graphic that was used in the early version of the Space Invaders arcade game.Statistics: Posted by Mike**K — Wed Oct 23, 2024 2:08 am
View ArticleAdvanced users • Re: pi4/5 battery or ups hat recommendations
The standard starting answer... Determine your working load in Watts (W). Multiply by the desired duration in hours (h). Multiply those together to energy requirement in Watt-hours (Wh). *Then* look...
View ArticleC/C++ • Re: Time out detection in a UDP send/receive loop in C
Other than I never used TCP, I guess there is no reason.Thaks again,DavidStatistics: Posted by DFansler — Wed Oct 23, 2024 3:39 am
View ArticleBeginners • Re: Dual HDMI was previously working and has now stopped
What kind of display is this? What if only one screen is connected at a time?What is the output ofCode: wlr-randrStatistics: Posted by aBUGSworstnightmare — Wed Oct 23, 2024 3:53 am
View ArticleBeginners • Re: Camera for Raspberry Pi 3A+
Any official CSI camera is.Sorry, can't recommend a mic.Statistics: Posted by aBUGSworstnightmare — Wed Oct 23, 2024 3:57 am
View ArticleRaspberry Pi OS • Re: Combination of OS/settings for smooth video on Pi Zero 2 W
vc4-fkms-v3d..what do you expect to get on Bookworm with KMS disabled?Bookworm requires KMS. FKMS will not give you HW accelerated video.Statistics: Posted by aBUGSworstnightmare — Wed Oct 23, 2024...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: PI 4 B PCM configuration -TDM
Neither Pi 4 nor Pi 5 support more than 2 channels per I2S data line. Pi 5 supports multiple input/output data lines, so you can stripe multichannel audio across N stereo pairs.Does the RP1 I2S...
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Troubleshooting • Comparison of Periodic Processing on RPi4 and RPi5
HiI've developed code using a while loop (infinite loop) to handle processing tasks. When comparing RPi4 and RPi5, I found that both have variations in processing times. However, RPi5 occasionally...
View ArticleTroubleshooting • Re: Comparison of Periodic Processing on RPi4 and RPi5
On RPi4, the processing frequency remains around 25kHz even at its slowest, but on RPi5, it can drop to about 100Hz.andRPi4: bcm2835.h (C language)RPi5: GPIOZERO (Python)The difference is almost...
View ArticleAutomation, sensing and robotics • Re: DS18B20 no longer reporting
This might be an update worth a moment of thought. I disconnected the three sensors that had been in use. I connected a new DS18B20 where it was the only device on GPIO4. New DS18B20 connected to the...
View ArticleMicroPython • Re: Obstacle Avoidance Robot Mark 2
Thank you, also I did get it work by using the installed interpreter and pairing down the def to only a loop. He is roaming around and doing good!Statistics: Posted by Jweld1117 — Thu Oct 24, 2024...
View ArticleBeginners • Re: Configuration ufw-Firewall on Raspberry Pi
I don't get you here. What is it about? If you are using hostnames.local you might want to open igmp as wellIGMP is the protocol that mdns uses to multicast the IP addresses so if you are addressing...
View ArticleTroubleshooting • Re: Application windows in rpiOS Bookworm
Use command line raspi-config to change to Xwindows/openboxWhy can't wayfire do the same behavior?Wayland is still in its infancy despite being 16 years old. I am hugely disappointed that Debian of...
View ArticleAutomation, sensing and robotics • Alps Alpine HSCDTD008A Geomagnetic Sensor
Has anyone every used one of these really economical(i.e. CHEAP) magnetometers before. I have several of these units, and what to put one on the submersible ROV I am working on. I am not having much...
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General • Re: Cleaning cache on RP2350 with PSRAM writes outstanding causes...
@earlephilhower: you are welcome !@alastairpatrick: thanks, I am not so much into cache internals.So, regarding storage structure (From RISC-V):Caches are organized as two-dimensional arrays.The rows...
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SDK • Re: PCM playback issues
Later or more recent Lua interpreters are supposed to have an incremental garbage collector. The GC calling thread-safe memory management functions to do an incremental collection step may have impact...
View ArticleAI Camera - IMX500 • Re: run yolo on raspberry pi ai camera
Thank you, I'll give it a try. I was thinking the 64 bit maybe too intensive for the zero 2. I'll let you know how it goes. But if it works for you it should work especially with the updated firmware...
View ArticleGeneral • How can I use a 5V signal without damaging the Pico?
My current design is going to use a 74HC245 to connect a bi-directional data bus from a 6502 based computer (5V).However, I have 3-4 pins that are one direction that come from either the 6502 or the...
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