Device Tree • Re: DHT11
For anyone still interested in this problem, I recently updated my tutorial to use Raspberry PI with DHT11. I found that you must update the Raspberry PI firmware at least at the 6454 pull request....
View ArticleTroubleshooting • Re: DHT 11, not working how I need it to work
With the latest Raspberry PI OS releases you don't need anymore to install specific Python libraries, as the OS brings specific modules to manage DHT11 (and DHT22) sensors. You just need to add the...
View ArticleRaspberry Pi Connect • Re: Raspberry Pi Connect not working
Please also see common troubleshooting tips on how to share logs from rpi-connect to help us diagnose your issue.Statistics: Posted by paulmu — Mon Nov 11, 2024 9:08 am
View ArticleTroubleshooting • Re: USB ports not working after reinstall to newest Bookworm
You sait that the way USB serial chips are treated has changed in Linux at some point in time. Where can I find some more info about this? ?This might give me some ideas. I've looked into serial port...
View ArticleBeginners • Re: Running a program at startup
Ah, the .config/autostart/foo.desktop method works, thanks!Perhaps someone should correct the sticky post, first post on this section of the forum, because it is completely...
View ArticleAdvanced users • Re: Pi becoming unresponsive for a period of time
Thanks all.I've bought a new SD card as the one I was running was old. The new one hasn't arrived yet.I initially thought it was maybe the power supply (it was running off my router USB, so changed it...
View ArticleAI Camera - IMX500 • Re: Deploy TFLite model
Unfortunately the TFLite framework has some limitations - particularly with the type of quantization modes available. The MCT is more capable, so we would recommend using a framework (e.g. TF or Keras...
View ArticleAutomation, sensing and robotics • Re: Relays for ethernet connections
Use 'ifconfig' or 'ip link' on the Pi to set the connection up or down. Your target system probably won't be able to tell the difference between that and an unplugged cable.Ethernet uses...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: Interfacing Sony IMX900
Well you might not be so complimentary when you encounter the almost complete lack of documentation for the CSI Host and CSIDMA blocks... I expect you will need some derivative of the RP1 CFE driver...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: AD7606 SPI 6.1 Probe Failed With...
The SPI protocol doesn't provide any confirmation that there is a device at other end - you need to look at the returned data to see if it makes sense. Enabling kernel tracing for SPI traffic may...
View ArticleRaspberry Pi OS • [Pi 4]smaller size than "Raspberry Pi OS Lite"
Hi,I have a project which doesn't require much requirements from OS. I use Pi_4 and do everything from command line (some text editing, run services, run my AI applications on python, configure WIFI,...
View ArticlePython • Re: Video feed not connecting / refreshing to WiFi Mesh
I would check if it is the “tornado” software by using a known working example.Try the picamera2 example script mjpeg_server_2.pyhttps://github.com/raspberrypi/picamera ... erver_2.pyThis works for me...
View ArticleAdvanced users • RaspiOS 12 (aarch64) with KMSDRM, tool for taking screenshot?
I am running Debian GNU/Linux 12 (RaspiOS Lite) with Kernel 6.6.51+rpt-rpi-2712 aarch64.On older installations raspi2png was a good companion to retrieve screenshots from the actual display.This now...
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Assistive technology and accessibility • Small RFID 125KHZ (RDM6300)...
Hello Everyone, I have you are well. I have a small office, and I wanted to create a small RFID based attendance system and Access Control for my staff. I am sharing the code below, everything is...
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Interfacing (DSI, CSI, I2C, etc.) • CM4: DSI1 init. commands rarely fail
Hi everyoneI am having issues with CM4 when sending commands via DSI1 to a ST7703 controlled LCD (3,5" 640x480).In 80% of the cases the LCD is initialized properly and works for days without any...
View ArticleMicroPython • Re: Traffic_Lights.py example error
What alternatives are there to _thread?There are interrupt callbacks which can set flags and do things when a button is pushed - which is probably the best option for the code you have. There is also...
View ArticleSDK • Re: Using printf with TinyUSB HID: Is It Possible?
Apparently there is a way but I don't know the details -https://github.com/raspberrypi/pico-sdk/pull/871https://github.com/thewh1teagle/pico-bl ... id-cdc-bleStatistics: Posted by hippy — Tue Nov 12,...
View ArticleGeneral • How much OTP is there on an RP235X ?
From the RP235X datasheet -RP2350 provides 8 kB of one-time programmable storage (OTP)OTP is physically an array of 4096 rows of 24 bits each.That doesn't tally: 4096 x 24 bits = 12 KBIf 8 kB were...
View ArticleNetworking and servers • Re: MQTT explorer (or alternative) for Raspberry Pi OS?
the online broker has feature where you can subscribe to the topic and show/plot the data, and I was wondering if I can do the same thing locally?Both MQTT Explorer and MQ3T running under RasPiOS will...
View ArticleRaspberry Pi Connect • Re: enable-linger no longer works on rpi-connect 2.1.0
I'm unable to reproduce this with 32-bit Raspberry Pi OS Lite 2024-10-22 (/etc/debian_version is 12.7) and rpi-connect-lite 2.1.0 (revision 04b828e0aa7964e81087bbebada0e68fe2a9c387). I ran the...
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