Beginners • NodeMCU 8266 wireless communication with Raspberry pi 4b+
I have a project where I have a central Raspberry Pi 4b+ which then communicated to ~10 'pucks' with NodeMCU ESP8266 on the exterior. You can think of them as reaction trainers with just LED's and IR...
View ArticleCamera board • Re: Which GPIO# is used for CAM_GPIO on MIPI port?
I got this thread but no direction to any pinout, unfortunately.viewtopic.php?t=177978Statistics: Posted by barshatriplee — Tue May 07, 2024 5:47 am
View ArticleTroubleshooting • Re: M2 Hat - power led not blinking
can you please share the tutorial links?that is quoted from pineberry boards. Sorry to say, but their documentation is poor and there is no tutorial!Statistics: Posted by aBUGSworstnightmare — Wed May...
View ArticleCompute Module • Re: Riverdi DSI display driver integration
Why don't you ask Riverdi to support? They should know what to do and be able to support their customers.Statistics: Posted by aBUGSworstnightmare — Wed May 08, 2024 4:23 am
View ArticleGeneral • Re: Battery-Powered Pico W and USB Type-C Connection Issue
Can you measure VBUS on the Pico (W) pin? I am quite curious about what voltage is going into the CYW43439 GPIO pin. If I am using such a board, I wouldn't be able to get myself to depend on a high...
View ArticleGraphics, sound and multimedia • Re: Pi4 Youtube XGA
get a fire tv stick. she'll be much happier than using a keyboard/mouse for the tv.my mom uses the fire tv for youtube everyday, all day long, she likes watching chinese soaps & music.she just...
View ArticleItaliano • Re: raspberry pi4 B, componenti danneggiati
Ti conviene postare in una sezione inglese per conferma (non ho un Pi4 per confrontarlo).A prima vista, quello in alto sembra il led power (di fianco ad act).Quello più in basso sembra il transistor...
View ArticleWanted • Re: Finding Berry Clips
Thank you very much for taking the time to help me. I used the contact link you shared and tried to message them on Facebook, only to find I'd already messaged them a while back and gotten no reply!...
View ArticleAdvanced users • Re: Ext boot partition with u-boot
Armbian uses U-boot, and I have never seen any boot partition on them.Isn't the whole idea with U-boot that you use MBR and U-boot puts the bootloader on the device BEFORE the partition?IE the the...
View ArticleGeneral discussion • Re: use GPU in raspberry pi 5
You can use libraries for OpenGLes with python as Pi supports OpenGLes 3.1 and an early version of OpenGl. I’ve not attempted Vulkan with Python but that is supported by Pi too.If writing shaders is...
View ArticleCompute Module • Re: USB ports not working in CM4 custom io board
Have you copied the CM4IOboard layout for the USB hub ?Please refer the Raspberry Piv2_page-0001.jpgHave you copied the PCB layout exactly or done your own?Statistics: Posted by dp11 — Wed May 08,...
View ArticleAdvanced users • Re: Network Manager vs DHCPCD fuctionality
+1 on trying to implement NM dispatcher.I would also recommend you use systemd instead of cron or rc.local, but that is mostly preference. I just love the log functionality that automatically comes...
View ArticleTroubleshooting • Re: Problem:LED flickering
Here is my code:What you have posted looks a bit like Python.But Python uses indentation - left-hand white space- as a vital part of its syntax.The forum software provides a [ CODE ] button on the...
View ArticleBeginners • Picamera2 & Opencv for ArUco detection
I've been trying to use my ArduCam Camera module 3 for Raspberry Pi and I'm using a Raspberry Pi 4/B (bookworm 64-bit). I keep getting this message in the terminal of VScode: QObject::moveToThread:...
View ArticleTroubleshooting • Re: Pi4B / 8GB randomly hangs on Raspberry Pi OS 64-bit
how olds the drive could it be failingStatistics: Posted by kerry_s — Thu May 09, 2024 4:55 am
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: CM4 DSI1 + SN65DSI83 Bridge based...
Sorry, which Linux is that?Firmware knows nothing about a DSI connected display --> which logo do you speak of?Kernel command line is where to place a rotate instruction for console.Is that a...
View ArticleCamera board • Re: Can Raspberry Pi 5 be used at reduced frequency?
Is there any reason you are not using a zero for this. Same camera interface, slightly fewer features in the ISP, but still very good.Statistics: Posted by jamesh — Thu May 09, 2024 5:38 am
View ArticleGraphics, sound and multimedia • Re: DualMonitors for 32.9 ratio / 7680x2160...
The trick to play videos smoothly across two displays is to decode them into a DRM framebuffer and the playing that single FB into cropped planes on each display. That way everything should be zero...
View ArticleTroubleshooting • Re: I think my Crucial P3 Plus NVME died suddenly...
More testing / troubleshooting since I have the hardware to spare. I have ONE of the three Geekworm NVME bases / Pi5 setups running. The other 2 are either bad Pis or bad NVME bases.I have 3 Pimoroni...
View ArticleGeneral • Re: Issue with one of two picos when booting, but solved by...
I don't have a RPi, but if I want to make a wild guess, I would say that it's a host-side enumeration issue. Check the USB log messages (dmesg I guess) and I think others can diagnose the issue better...
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