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Troubleshooting • Re: Pi5 power question
Well I made another video - see somehow I have to set my bench power supply to 5.4V or even 5.5V in order to get 5.0V on a Pi. And power supply does output close to what's expected. At the same time...
View ArticleAutomation, sensing and robotics • Re: Arcade Claw Machine Automation [SOLVED]
In your original photo (showing joystick wires and PCB) it looks like there are a bunch of PC817 optoisolators present, most likely to isolate the joystick from the electronics.If that is the case...
View ArticleTroubleshooting • Re: OS 64 bit: Questions and bugs
The second command adds the new user to the groups “pi” normally has - that is good but not essential.Login as your original user (mine is “pi”) should not be affected.My Pi4B (2 GB RAM) running...
View ArticleOther RP2040 boards • Re: CUSTOM RP2040 PCB Giving Code 43 on Windows
Hey guys,I did a remake of the board, and I fixed that decoupling capacitor issue I had. Oddly enough, I still get the same issue with Code 43 on Windows. I have replaced the crystal with the one that...
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General discussion • Re: Is a raspberry pi 4b w 2gb ram enough?
As a general guideline for Pi development, start big then work down after you are way into development. The bigger and faster the machine, the faster the development. You can also run measurements to...
View ArticleGeneral • Re: Noise and transients when using VSYS
Thanks.Thats a good point.I will try to connect it outside the breadboard.As for capacitors.... I have used all sizes and types, before and after every regulator and power supply lanes.From 10nF to...
View ArticleCamera board • Re: Need camera & lens recommendation. Losing eyesight....
Than. you so much for your input. I"ll look into those items.The items don't have to be the exact ones I linked to e.g you could use the CS/C version of the HQ sensor matched to a 12mm focal length...
View ArticleGeneral programming discussion • Re: Pi 5 Data analytics e.g. R studio, perl,...
You don't have to pay for Free Sotware.Statistics: Posted by markkuk — Thu Feb 29, 2024 10:14 pm
View ArticleGeneral discussion • Re: Using fire 7 display for pi5
also is there any way to know if my display is even working I mean it hasn’t turned on since the battery failed so I would have no clue.Statistics: Posted by Pimuncher2042 — Thu Feb 29, 2024 10:15 pm
View ArticleMedia centres • Re: Peppy player
How is the new release testing? Any idea if it will be released soon. Thanks for the great work.Statistics: Posted by y2kats65 — Thu Feb 29, 2024 10:15 pm
View ArticleAdvanced users • Re: App crash at startup on RPiOS
There are many ways to run an app at start up each with their own quirks. Which method did you use?The following was aimed at RPiOS but given both that and Ubuntu are based on debian it may be of some...
View ArticleGraphics, sound and multimedia • Re: RPi OS music player
@thagrolI've seen that some readers use Jivelite Squeeze Player, others use LMS & Squeezelite or Mopidy.Compared to MDP, are these configurations equivalent ?Sorry but I have no idea not having...
View ArticleDevice Tree • Re: PWM driver questions
What does the 'echo 0 > /sys/class/pwm/pwmchip0/export' do?It sets up pwm 0 as being exported via sysfs, and creates the /sys/class/pwm/pwmchip0/pwm0/ subdirectory.Echo 1 and you'd get the other...
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Advanced users • Re: Reducing Boot Time?
I have a Raspberry Pi 5 8GB model configured to use a NVMe SSD as my primary boot device. I also configured my boot sequence so that I boot from the SD Card first, USB attached device second, and NVMe...
View ArticleGeneral discussion • Re: Do we think my Pi 5 fan is noisy because I have...
did you look much into which case to get for colling the pi5?I was thinking it would be nice to get one that I can use thermal paste instead of pads as I have read that is better.That's why I like the...
View ArticleGeneral • Re: Compiling TenserflowLite Micro library for Pico problems
Thank you for the help.In the end I moved the repositories to shorten the paths and then it worked. So perhaps it is one of the tools used in the build chain that can't handle long paths or long...
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General discussion • Re: Problem in raspberry pi
The Stretch release is so old that it isn't supported any more. Rebuild your system around Bookworm (the current release).How can I do that please ?Statistics: Posted by Baraa — Fri Mar 01, 2024 10:39...
View ArticleOff topic discussion • Re: Sort data in Excel
Well, that would be easy, but I don't see how a filter will help me. I need to sort column A as ascending.I have 13 columns.I was only looking at the last line. I'll let you explore...
View ArticlePython • Re: GPIO Transition Issue from Raspberry Pi 4B to CM4 - Problem with...
After further investigation, I have made some progress with the MAX1978 switch functionality – it has been restored and is working again. However, I've noticed that there is still an underlying issue...
View ArticleGeneral • Re: Questions concerning GPIO interrupt hysteresis
A proper Schmitt Trigger such as 74HC14 should do the job. On chip hysteresis is often tiny like 0.2V and more susceptible to noise pick up.The 74HC14 has more like a volt of hysteresis.Note the 0.8V...
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