Beginners • Re: 32 or 64 bit
Hi, is there a good reason NOT to install the 64 bit version of Pi OS in a Pi5??Only if you require any software which is not available in a 64bit package.64bit software may use slightly more memory,...
View ArticleJava • Re: How do I install Java JDK 21
If we are running headless, we use curl, no browser/monitor needed:Login via SSH, then:Code: curl -O https://download.bell-sw.com/java/22.0.2+11/bellsoft-jdk22.0.2+11-linux-aarch64.debThis will get...
View ArticleSDK • SPI Slave with DMA
Hi, I'm trying to implement a SPI Slave with DMA in a RP2040 to receive 16 bytes at 1MHz from a SPI Master.The Master clears CSN before the transfer and sets it at the end. I cannot change the...
View ArticleAdvanced users • Re: 24/7 repeat hardware failure
At it's peak 3x:pi 3 YSF gateway which 2 transferred to pi 4 Pistar pi 4 hotspot for amateur radio Pi 4 in Argonone case to run FT8Pi zero for DMR Pi B pihole Couple of zeros for various thingsRetro...
View ArticleAutomation, sensing and robotics • Re: Automatic Bat detector.
Hi Steve,You do know you can get Kaleidoscope light, from wildlife acoustics, free, both Linux & windows which let's you look at and listen to the recordings, there are several listening options,...
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SDK • Re: SPI Slave with DMA
Looks like I forgotspi_set_format(spi_default, 8, SPI_CPOL_1, SPI_CPHA_1, SPI_MSB_FIRST);for continuous mode. It's working now Statistics: Posted by romain145 — Sun Aug 25, 2024 8:15 pm
View ArticleTroubleshooting • Re: Network Manager Pi Access Point not working
Error in logs after creating Ap and attempting to connect to it.Code: 4616266.5907] device (wlan1): Activation: (wifi) Stage 2 of 5 (Device Configure) successful. Started Wi-Fi Hotspot...
View ArticleHATs and other add-ons • Relay Induced Noise
Hi,I am working on a little project to control some relays using an RPI. I am using PiRelay V2 (https://thepihut.com/products/pirelay-r ... spberry-pi) for the relays. The load I am handling is 9.2V...
View ArticleCamera board • Re: Hyper-Hemispherical Lens Request
The GS and HQ cameras come with a standard C-mount lens mount, and the HQ can also come with an M12 mount. That gives you the choice of almost any lens you fancy. There's no requirement for the lens...
View ArticleSDK • Re: First attempts to use hardware_powman
Except the Scratch RAM areas are also powered down and isn't that where the stack is by default so I'd have thought that would cause major problems if you haven't moved the stack into SRAM0...
View ArticleGeneral • Re: RP2350 Errata E9 - Pull-down lock-up
And more details on RP2350-E9 here...
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Troubleshooting • Re: PI 5_ Resolution limited to 1024*768 on my Samsung...
1. make sure the TV is ON (powered) and connected BEFORE you power up your PI- this is because the PI asks the TV what resolutions it supports as part of booting.... this is called EDID data.2. you...
View ArticleHATs and other add-ons • Re: Relay Induced Noise
Yes, it's across the terminals in reverse polarity.Thank you, this was the issue. It now works (also the relay seems quieter).Excellent.Statistics: Posted by ame — Mon Aug 26, 2024 7:46 pm
View ArticleRaspberry Pi Connect • Re: Saving screen space
It's a suggestion I gave too, but they have a hard time hearing it.Statistics: Posted by celona — Mon Aug 26, 2024 7:53 pm
View ArticleGeneral discussion • Re: Forget Username and Password
Is your PiHole computer 64-bit capable? You can boot any 64-bit OS in any RPi that supports 64-bit. Assuming it has the right firmware.The same is NOT true for 32-bit OSes which won't boot on an RPi...
View ArticleRaspberry Pi OS • Re: install custom kernel RPi5, cross compile using RPi5
There is not a build for using the RPi5 as host and burn the result Linux arm64 kernel for theRPi5 to a SD card. (/dev/sda1-2) Running the following command on the host RPi5 will produce...
View ArticleCamera board • Re: Software for a Pi Microscope
You could try this.. see if it suits...https://github.com/Gordon999/RPiCamGUIOk thanks! I'll check it out. Another question for anyone who notices this:I am wondering if I can use the Pi 3 as a device...
View ArticleGeneral • Re: GPIO output defect?
If the OP's pull-down driver has been damaged and no longer works, it seems plausible this was caused by over-voltage burning that pin's driver out, perhaps by connecting it to a 5V signal in...
View ArticleTroubleshooting • Re: Connected two Waveshare HATs to a Pi5, killed my Pi
According to the info in https://www.waveshare.com/wiki/Stepper_Motor_HAT (Q/A-section) stacking is not supportedLadies and gentlemen, we have a winner!OP, how did you get the idea that you could just...
View ArticleTroubleshooting • Screen size problem using 7" Display on Pi 5
I have two screen problem and I suspect they are related.1) The desktop seems marginally oversized in that if I move the mouse cursor to all 4 edges of the screen, on the top and left sides the cursor...
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