General • Re: Understand better PWM and channels (long)
I have understood the Pico W has 8 independent PWM generators called slices (from PWM0 to PWM7), and each slice has two channels (A and B), which makes a total of 16 PWM output (or input/output using...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: Serial data parse and save in file...
How consistent is the "200-300 lines"?You might get some more responses - perhaps from people who don't have a GPS receiver to test your code with - if you post the output from your program when you...
View ArticleC/C++ • Re: HX711 SimpleHx711Test Hanging
The lgpio linked from hx711 repository was prior to RaspberryPi 5. I uninstalled this old version and installed the new version. I now have a message from the advancedHx711Test, so that is some...
View ArticlePython • Re: Pico PIO using an external clock.
A quick web search on "rp2040 frequency divider" showed a few possible answers.It looks like you can use the PWM instead of PIO. Set one GPIO as PWM input. Set another as PWM output. Setup the PWM to...
View ArticleCompute Module • Re: How to recover CM4
YesStatistics: Posted by Mike_Eitel — Fri May 03, 2024 6:30 am
View ArticleTroubleshooting • Re: Pi 4 sometimes doesn’t reboot, with red led off
Is anything connected to USB, or anything else that could be supplying some power to the 3.3V line?If the PMIC detects more than around 0.5V on the 3.3V line at power up, it refuses to start as there...
View ArticleGeneral • Re: Build errors when using conan package manager
I resolved the architecture build errors and the culprit certainly is conan, as it seems the behaviour of the pico_sdk_import and pico_sdk_init() is altered, so that necessary flags like Code:...
View ArticleOther • Re: Pi 5 8GB and Rocky Linux 9.x?
I see on the Rocky Linux website that they have an alt image for Rocky 9 for the Pi 4, have not seen if there has been an image made, or instructions on HOW to make an image to get Rocky Linux or...
View ArticleAdvanced users • Re: Attempting to netboot with buildroot image
Is there anything else required to make this work?Everything related to the network interface and DHCP I imagine.Let me suggest an alternative approach to consider: put your entire root partition into...
View ArticleCamera board • Re: Picamera2 and opencv doesnt show a new window in pyenv 3.9
Maintaining working Python bindings for different libcamera and Python versions has proved difficult, so we've enabled users who have these requirements to build them for themselves - see...
View ArticleGeneral discussion • Re: Powering RPi 3B in a remote area
We really need to be careful about the units here. Errors in the units will hinder understanding of the underlying physics and how the calculation works.You know your amps, 2.5, and you know your...
View ArticleTroubleshooting • PoE HAT not working when using buildroot image
I'm currently powering my Pi4 using official Raspberry Pi PoE HAT. The OS image I'm using is built from buildroot-2024.02. Pi is able to boot properly however the PoE HAT fan is not spinning at all...
View ArticleTroubleshooting • Re: Pi5 : logout blocks access (?)
I'm replying to myself. Horrible, I know. But for the record (and after wasting many hours), I have come to the conclusion that this may be a hardware incompatibility issue between the updated kernel...
View ArticleTroubleshooting • Re: Ili9341 display installation
Thanks got it workingwired as ...Code: Pin GPIO------------------SD0/MIS0 21 (9) *LED 16 (23)SCK 23 (11)SD1(MOS1) 19 (10)D/C 22 (25)RESET 18 (24)CS 24 (18)GND 6 gndVCC 1 3.3v* Not sure if...
View ArticleTroubleshooting • Re: RPi 5 inaccessible after reboot until network cable...
I really don't think that removing network manager is the best solution. Network manager has long been the standard on Linux distros and is now the standard on RPI. It generally just works and is far...
View ArticleGeneral • Re: Running the statemachine fixed number of cycles
You can loop using JMP instruction. The main program would have to send the number of cycles that the PIO would use to control the loop.Something like this:1. PULL2. MOV X, OSR3. output A and B...
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Graphics, sound and multimedia • Re: Aliens M56 Smartgun HUD
This is the CRT in question and it did come from a old vhs-c camcorder Again as i was saying i can pretty much wire up a camera with the CRT to have a live feed from the viewpoint of the gun (i can...
View ArticleNetworking and servers • Suggestions for networking project?
Do you guys have any suggestions for genuinely useful projects to do with networking and stuff?I have already set up a WireGuard and OpenVPN instance, since WireGuard is restricted on many networks as...
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Nederlands • Re: installatie
Via de Raspberry pi manager, ssd geformatteerd, juiste os erbij gezocht, van Bullseye wil ik nar Bookworm, maar steeds stat het zelfde erop, snap er niets van, controleer dat via de terminal en dat is...
View ArticleAdvanced users • Re: Powering the RPi from +5V pins
As the 3.3V pin on the RPi is reading 5V it is very unlikely that the TVS if present has gone short circuit.Statistics: Posted by drgeoff — Sat May 04, 2024 7:44 am
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