Troubleshooting • Re: Microcontroller-based HID keyboard gives random inputs...
Okay, so this is a pretty big update. Huge thanks neilgl for helping me check out my code and setup. I hooked up a Pico on a breadboard and the pi handled it perfectly. Which definitely points to the...
View ArticleSDK • Re: RP2350: systick gotcha - FYI
I was talking strictly how the Arm SysTick works, there is a hidden cycle ... the first tick after reset is 0 ... only at the second one it loads RVR. Let me show you with this snippet:Code: unsigned...
View ArticleGeneral • Re: TinyUSB Host question
Someone did a mouse HID with absolute mouse positioning with an Arduino / AVR:https://github.com/jonathanedgecombe/absmouseIn that project, the X and Y is no longer declared as relative positions in...
View ArticleOther projects • Re: Adapting a daemon to Docker.
Better explained by Jérôme Petazzoni who had excellent articles about Docker: https://jpetazzo.github.io/2020/02/01/q ... es-part-1/Just start a single instance of an executable in the foreground and...
View ArticleRaspberry Pi OS • Re: Wayland - Wayfire window placement not working on dual...
So, going back to my original question, does anyone know if there are plans to provide window stretching or window placement over two monitors "out of the box" in wayfire? I mean, I am sure that there...
View ArticleTroubleshooting • Re: Running a 32bit app on piOS64
Ok, I thought I'd try something quickly. This was on a mostly default install of Raspios 12 Full 64-bit on a Pi4B, that I'd never knowingly tried to install or run armhf binaries on in the past. After...
View ArticleSDK • Re: Overclocking the Pico 2 seems to work as well as the original Pico
yep ... pushed it a little bit more, to 636 MHz, stable at first try ... viewtopic.php?t=375975Statistics: Posted by gmx — Wed Sep 04, 2024 4:24 am
View ArticleGeneral • Re: Non blocking data logging on dual core system
Thanks, that's useful. I should explain that the data I'm logging is just snapshots of control data of RT machine control. The machine control function can not be interrupted by the data logging...
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Troubleshooting • Re: Why are my 256GB SanDisk Ultra SD cards failing so often?
I am thinking about using the test when I buy a 32 TB microSD from China for $1.98 including postage. You sure about that size? (Actually...I'd be concerned about a 32 *G*B card at that price. I'd...
View ArticleGeneral discussion • Re: I need help because I think I messed up
Try booting in recovery mode by holding `Shift` during startup. If that doesn't help, you may need to reflash the SD card with a fresh Raspberry Pi OS.Statistics: Posted by samsmith — Thu Sep 05, 2024...
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General • Re: RP2350 Errata E9 - Pull-down lock-up
Would be interesting to see this, yes. So if any hobbyist on here has spent more on their scope than their car, perhaps you could share some shots...I don't know about "more than my car" but I have a...
View ArticleRaspberry Pi Connect • Re: Firefox compatibility
Thank-you,The issue appears to be resolved. Appreciate your work.JimStatistics: Posted by jimw83 — Thu Sep 05, 2024 3:48 am
View ArticleOff topic discussion • Re: PiGrow
This PiGro app sounds really interesting especially for someone new to Raspberry Pi. Thanks for sharing this, @craigevil!Statistics: Posted by pistephen — Thu Sep 05, 2024 4:04 am
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Raspberry Pi OS • Re: HOW-TO: Bookworm On-screen Keyboard
Will leave this here for lazy people It will basically do all the above instructions and file modifications just in one goI also disabled the white color cuz I didn't like itjust extract -> copy...
View ArticleGeneral discussion • Re: Official Foundation Pi 4 case has no holes for airflow?
Any suggestions on how we get it across that the Foundation is the educational side, and the Ltd is the bit that makes everything would be most welcome!!! It is frustrating that this is not yet well...
View ArticleBare metal, Assembly language • spurious inter-core mailbox interrupt on pi4
Hi all,I am experimenting with mailbox interrupts on the pi4.I have code that works but I get a spurious mailbox interrupt. I write to the set register, and in the interrupt handler I first read the...
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General discussion • COB LED Power Supply selection
I have 5 COB LEDs that have rating of 12V and 170mA. I ended up buying a PSU that is rated at 15V and 3A (https://www.digikey.com/en/products/det ... ST/7704684) This means I'll need a current...
View ArticleBeginners • Re: What PCB Design Software
Following on from this, does anyone recommend any companies who can do low-run PCB manufacture (think DEFCON badges)?thank you AndyJLCPCBStatistics: Posted by ame — Fri Sep 06, 2024 3:35 am
View ArticleCamera board • Re: Auto detect ov5647, but manually set dtoverlay to ov5647...
Auto-detect ought to work on both ports.The middle port (CAM/DISP1) is the default one. This is for backward compatibility reasons (CM3 and CM4 had two CSI ports with different capabilities, and CSI1...
View ArticleCamera board • Going for Minimal Camera Capture Latency
Hi,I'm using libcamera in C++ and have noticed about a 29ms delay in capturing an image from this CSI camera I have when i specify config->at(0).pixelFormat = formats::SGBRG10_CSI2P . which should...
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