Troubleshooting • Chromium Fails to Launch Consistently on Raspberry Pi OS...
Hello everyone,I'm experiencing an issue with Chromium on my Raspberry Pi where the browser sometimes does not launch, though it appears to be running in the gnome-system-monitor. I'm using Raspberry...
View ArticleSDK • Re: Question regarding callbacks for MQTT
Yes, until the next publish callback, each data callback is related to the topic indicated by the previous publish callback.Good. I'll malloc some space in the publish callback for both the topic and...
View ArticleGeneral • Re: Relationship between clock speed and /dev/ttyACM0
I decided to collect some data points for my own use. I could get the everything-48MHz mode running with USB UART transmitting to the PC, but when setting the system clock to the 12MHz XOSC source,...
View ArticleGeneral discussion • SD card copier on Raspberry Pi Zero2W Drive changed?
Hi,I am newly using the raspberry Pi Zero2W, with Buster 32 bits, as usual.But now the SD card copier does not function, copying the internal SD card to another one in a USB adapter.It aborts with...
View ArticleOther projects • Re: Interfacing the RS232 to TTL converter with Raspberry Pi...
Code: import machineimport time# Define serial portuart = machine.UART(0, baudrate=115200, tx=0, rx=1, timeout=1000)That looks like MicroPython.Which is odd, because you wrote -I need to implement the...
View ArticleHATs and other add-ons • Re: Booting from WD_BLACK SN770M falls back to...
Use a fresh Raspberry Pi Bookworm OS on uSD.Don'tt think that's a power issue as the M.2 HAT+ can supply 3A on 3.3V (see https://forums.raspberrypi.com/viewtopi ... 1#p2228758) . But that's only valid...
View ArticleGeneral discussion • Re: Powering RPi 3B in a remote area
Welcome to the forum. Was your post created with the help of generative AI?If it were, then with a rather stupid AI !Been there, tried that. Absolutely NO WAY to power permanently a Raspberry Pi from...
View ArticleGeneral discussion • Rogue Engineers, deleted passwords and low level trolls.
I have just tried to find a delete my account option in control panel, and can't find it, but noticed it says lite admin can change passwords, and my password had disappeared.Posted quality stuff and...
View ArticleRaspberry Pi OS • Scale display to 125%
I have a 15.6 inch 1080p monitor and everything looks a little small. Is there a possibility to adjust the display scale like for example on Gnome and set it to 125%?I saw that in Raspberry appearance...
View ArticleGeneral discussion • Re: The end of the cross device SD card compatibility?
There seems to be a specific problem with compatibility between OSs and Pi Zero 2 at the moment.In general, the latest OS will still run on all Pi hardware -- although the older, slower 32-bit Pi will...
View ArticleRaspberry Pi OS • Re: Scale display to 125%
Change the font and/or taskbar settings in start -> preferences -> appearance settings -> system start -> preferences -> appearance settings -> taskbarStatistics: Posted by pidd —...
View ArticleClik here to view.
Advanced users • Re: Use RPi to measure crystal deviation
It is clear that from time to time there is a large shift of the frequency difference that slowly drift back to "close to zero" ppm.What may be cause of this? timedatectl is trying to adjust RPi clock...
View ArticleTroubleshooting • Re: Raspberry Pi 4B red indicator light from on to...
After I took out the PMIC, I found that the DDR section has a very low resistance to ground, around 6 ohms. I tested this with the capacitor pins connected to the ground. I think that's not normal,...
View ArticleAutomation, sensing and robotics • Flow Meter Not Reading
Hello,I am having trouble getting a reading from one of my flow meters. I have 2 flow meters, one is .5" diameter, and the other is 1.5" diameter. The wiring connection is the same for both, positive,...
View ArticleAdvanced users • Re: Figuring out IP Camera IP Address For Streaming.
If as you say "Using nmap and such has yielded no results.", even with the sugestion from @HermannSW. Then assuming the camera has a sticker with its MAC address on it you could try a packet capture...
View ArticleAutomation, sensing and robotics • Re: Flow Meter Not Reading
Presumably your flow sensors are connected to different pins? They must be.Your code looks as if it makes no effort to handle more than one sensor.I can only see one interrupt/event handler - you need...
View ArticleNetworking and servers • Re: nmcli, Network Manager CLI, has naming problem.
I do not know if there is an easy way for a script to run the following command then only run the second command if the first one fails.nmcli con up br0nmcli con up bridge-br0If you're talking bash...
View ArticleClik here to view.
Troubleshooting • Re: Revert rpi-update on Pi 5
Update2: After a restart (crash or power loss idk) 3 HDDs are missing again. Seems this fix didnt help Statistics: Posted by Patrick_G — Sun Jun 16, 2024 8:35 am
View ArticleBeginners • Re: Do I need a pull up R for the GPIO PIN that goes to the data...
So no pull up resistor?It's an output pin. It will be high or low depending in the output value. Outputs don't need pull resistors.Statistics: Posted by rpdom — Sun Jun 16, 2024 8:36 am
View ArticleTroubleshooting • Re: failed to start service apache 2 with log in RAM
Hello, finally after looking at how other services work, in particular pihole, I thought it would be simpler to do as they did.Here's what I did to solve the problem:so I created the following file...
View Article