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General • Re: Solar power and battery for outdoor project
Why not get a boat anchor and some balls. Make floats in a string. Have one ball have a solar panel. Make the lowest be the battery holder. Put a temperature sensor in all but the top ball. The water...
View ArticleTroubleshooting • Re: Bullseye -> Bookworm but still kernel 6.1.21+ #1642
Note the warnings at the top of the instructionsCode: # Officially, this is not recommended.andCode: # This mostly works if you are on 64bit. You are on your own if you are on 32bit or mixed...
View ArticleGeneral • Re: Battery powered pico not working
I created a project https://github.com/CrabbyPete/watchible that uses a battery to power a Pico. You need to put it sleep or it will drain the battery quickly. I can run it using this...
View ArticleTroubleshooting • Re: No display on one of my monitors
when you get the "diagnostic screen", post the output of the "display" line.if the display does not properly send EDID data, that announces its capabilities, the PI may set no output.Statistics:...
View ArticleCompute Module • Re: Flashing CM4 eMMC via I/O board slow. Advice?
Here is a screen shot of an error I saw:https://drive.google.com/file/d/1XJrERb ... share_link"Recv failure: connection reset by peer"curl by default does not consider that a transient error, but will...
View ArticleGeneral discussion • What Else could Pi5 Hailou AI Kit be used for?
Could i do something with chess game analyze, or, could i throw my pi5 my photo albums and get it handle with face grouping, or getting tagged what photos that have for.Thanks.Statistics: Posted by...
View ArticleNetworking and servers • Re: Cant access device on Wifi AP
The DHCP server or NTP servers don’t have to run on the router.It’s just a convenient location given the router is usually up 24/7.You can move both services to the Pi if you wish.^This. There are a...
View ArticleBeginners • Re: Memory access time Pi5
I am certainly doing things wrong somewhere because RAM access "should be" ten time shorter.You are almost certainly doing something wrong and the difference can often be a lot more than that.This is...
View ArticleGeneral discussion • Re: What Else could Pi5 Hailou AI Kit be used for?
I guess so in theory, I don't know if this face recognition works on the Pi5 hailo...https://github.com/hailo-ai/tappas/blob ... README.rstStatistics: Posted by gordon77 — Sun Jul 28, 2024 2:25 pm
View ArticleTroubleshooting • Re: RPI 5 Active cooler gets hot even when its off.
It Stays hot after hours and hours even whet i shutdown the rpi5.Oh no. If the Pi has been shutdown, where is the heat coming from? I wonder if the PMIC is giving off heat even when the Pi is off.That...
View ArticleTroubleshooting • Powerbutton on Pi5 not powering up
Hello, i wanted to install an external Powerbutton at my Raspberry PI 5, but it is not working properly. What i did:I connected a button between pin 5 and pin 6. Added following command to the...
View ArticlePython • Re: Runtime error waiting_for_edge GPIO
It was documented earlier in this thread, there was a NameError "pull" not definedMy edit described below...Code: File "/opt/RetroFlag/SafeShutdown.py", line 15, in init GPIO.setup(powerPin, GPIO.IN,...
View ArticleMicroPython • Re: multithreading with Raspberry Pi Pico
This appears to work for me...Code: from machine import Pinfrom time import sleepimport _threadled=Pin('LED',Pin.OUT)TON=1TOFF=1def othCore(ON,OFF): while True: led.value(1) sleep(TON) led.value(0)...
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Raspberry Pi OS • Re: Does Pi OS has "semi-official" list of good...
I also would point out that being in the Play store or App store is hardly a ringing endorsement of goodness. At best it is an assurance that it is unlikely to contain malware that steals your kittens...
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Troubleshooting • Re: When will there be a Raspberry Pi with at least 16GB of...
I need more memory.you may try to increase the swapfile to 8 or 16GBWith the command: swapon -sFilenameTypeSizeUsedPriority/var/swap file2047960-2204796 kB = 204.796 MB = 0.204796 GB swap space at...
View ArticleHATs and other add-ons • Re: Industrial I/O
Thanks for sharing that. It definitely is a worthy alternative to the custom Pi 5 I posted about, depending on the application. In my case I need active cooling simply because the production...
View ArticleBeginners • Re: What's the best 1TB SSD in terms of Value to every dollar i...
i am confused between sandisk and samsung, which one is more reliable, or it doesn't matter?Statistics: Posted by jenyh — Mon Jul 29, 2024 2:30 pm
View ArticleBeginners • Measuring voltage on GPIO to detect blackout
Hi I have raspberry pi 4 and I use it for home automation Raspberry pi power supply connected to power bank via Type-CI need to definitely detect blackoutCan I use GPIO pins (2 and 4) to measure input...
View ArticleAutomation, sensing and robotics • Re: How to analyze if the output of adc is...
Thank you for all the replies. The error was that I was unaware of the fact that Pi uses little endian format and adc used big endian format. I figured it out by using a constant dc voltage supply to...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: CM4, DSI data append one pixel every...
JDI LT070ME05000 probably wasn't the best example to copy as it has complications through the integrated backlight driver, controlled via DCS commands.Those initialisation commands look more like SPI...
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