Automation, sensing and robotics • Raspberry pi 5 & Lego NXT bluetooth...
HiI recently got a Lego NXT 2 and I've been trying (and failing miserably) to connect to it over bluetooth.I've tried with both RaspOS and Ubuntu and I can pair via either the OS GUI or bluetoothctl,...
View ArticleRaspberry Pi OS • Dragging files with SHIFT and CTRL
Hi,Let me first state that since I did a full update recently, the pi 5 performance is through the roof! Also copying around files (on a SD card) is now blazingly fast and stable, which is never...
View ArticleTroubleshooting • Raspberry Pi 5 shuts down for unknown reasons
Hello everyone!I have a problem: my Raspberry Pi 5 only works for a few seconds. At first the green indicator is on, then it gradually goes out, and the red one remains on. After a few seconds the...
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Raspberry Pi OS • Current procedure for manual (without rpi-imager) headless...
Hi,Today I was attempting to do a headless install of latest RPiOS Lite on a 3B+ and as it's been a while I had to re-skill a bit. For background, I run Gentoo Linux so rpi-imager wasn't an option for...
View ArticleGeneral discussion • change crontab editor
evening,how can i change the editor for crontab? I usually use Nano, somehow it is now one of the others.Whats the easiest way to switch back to Nano?thanksStatistics: Posted by jondallimore — Wed Jan...
View ArticleTroubleshooting • Pi4B Upgraded to Bullseye, should I go further?
I was able to (after a "lot" of headaches), get from Buster to Bullseye.Though I just got rid of connman today (the services are still in the /etc/systemd/system, but they're dead). In case anyone did...
View ArticleGeneral discussion • SSD on NVME base no more recognized after update
Hello,I am using a RPi5 + Pimoroni NVME base + SSD that have been running fine since a couple of hours ago.There was an update then, that I did. It was gstreamer*, initramfs* and pyton*...
View ArticleTroubleshooting • Raspberry Pi 5 Screen Blanking
Hi,I have a problem where my HDMI display doesn't turn stay turned off when the idle timeout is reached. It gets as far as the screen saying "no input connected" then it turns right back on before the...
View ArticleAdvanced users • Raspberry Pi CM5, pi A.I camera- no cameras available
Hi, I have had issues when trying to use the Raspberry Pi A.I camera with my Raspberry PI CM 5 (and I/O board).I have set it up, as per instructions: https://www.raspberrypi.com/documentati ......
View ArticleTroubleshooting • Pi5 Solid Red LED after installing DSI Screen
I bought a 7-inch DSI Screen on Aliexpress.It took me many attempts in mounting the screen correctly, and in each try the raspberry always booted up correctly.Once I correctly mounted the display, the...
View ArticleGeneral discussion • All My Raspberry Pi's shutting down at the same time...
To set the stage here, I have the following:Pi 3B+ 32 Bit OSPi 3B+ 64 Bit OSPi 4 64 Bit OSPi 5 64 Bit OSAll running the standard Raspian for each board version. These aren't doing any heavy lifting or...
View ArticleC/C++ • Matrix class for C++
I do not actually need it myself but as an interesting exercise I have started to develop a matrix class. At the moment it supports multiplication with vectors or another matrix. It should work with...
View ArticleHATs and other add-ons • pi5 power bank
Hi,after searching the web and the forum, I am writing this post.I am looking for a power bank for the pi5. My key spec is 5V/5A and USB-C port.It seems very hard to find a product on the market. The...
View ArticleGeneral • Valid QSPI_IOVDD and USB_OTP_VDD levels when IOVDD=1.8V
Reading the RP3250 datasheet, I see nothing preventing these voltage level combinations for RP2350 power domains:IOVDD=1.8VQSPI_IOVDD=1.8VUSB_OTP_VDD =3.3VOr this...
View ArticleBeginners • Pi cluster of two - Switch or direct
Hi, I'm planning on building a simple Pi 5 cluster with just two of them. To do this they have to be on the same network, so they have to be connected via ethernet. Other clusters use switches for...
View ArticleBeginners • Finding Sensor Drivers - MicroPython awesome list shout out
If you are looking for various sensor drivers for Raspberry Pi MicroPython a great resource is here:https://github.com/mcauser/awesome-micropython...it has saved me a lot of work many times!The list...
View ArticleGeneral discussion • Raspberry Pi 2 new installation, no icons
I downloaded RP and installed on a new SD card. It loaded but the only thing visible on screen is this Japanese ficherman and the waste basket. What do I do to get the menu up on screen?Statistics:...
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Troubleshooting • using LCD screen with RPI 3B HELP!
Hi, i picked up a car DVD player from the charity shop for £5, ive been trying to connect one of the screens to a raspberry PI 3B.i havent been able to find anything on the LCD controller but the...
View ArticleGeneral discussion • Browser Login Question
I subscribe to the Pensacola New Journal. Chromebooks stopped being able to Sign In to their Web Account nearly a year ago. The PNJ Android App will sign-in fine, and I was pleased to find the...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • I2S packed sounds to individual soundcards
Hello,Am currently unsing the PCM/I2S interface to communicate with a custom DSP. This custom DSP provides 4 mono channels 16bits 16Khz.As the I2S interface of the RPI is limited to stereo, I have...
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