Rpi-5 Pulse width modulation
I am a beginner learning how to operate the gpio of a Raspberry Pi 5. I’ve heard that the gpiod nor many other Pi-5 compatible libraries do not support pwm. This leaves me with not many options but to...
View ArticleRPi Zero W not connecting to WiFi with WPA3/WPA2 compatibility mode nor with...
I got a new home routers that supports openwrt so I got openwrt installed and programs my WLANs. My previous router didn't support 802.11ax (WiFi6) but this new one does.So, on this new router I...
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Making the VCNL4040 proximity sensor work on Python
I purchased the SparkX module with the VCNL4040 proximity sensor you can see here:to use this sensor via Python, but on the repo for the Adafruit library it seems like the library is not available on...
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RPI3 "Reboot" and "Shutdown -r" Failing on Raspbian Jessie
Whenever i try to reboot my rpi 3 using sudo rebootor sudo shutdown -rit fails to boot up again. However all works fine if power it down and power it up again.I've had a look at booting troubleshooting...
View ArticleWhy do I get an error message tells me that Pi Camera is not enabled even...
I'm trying to run some code and it works with the Pi Camera and the Lepton FLIR camera, but the problem is that when I try to run the code I get a bunch of error messages ending with a line that...
View Articleaptitude TUI exits after building view with "Uncaught exception: Unable to...
I first noticed this on 2 of my Pi's, a 3B+ and a 4, which use repository testing, but have since reproduced it on another Pi 3, originally with a full upgrade and subsequently with a minimal...
View ArticleUnable to grab an image from Ubuntu 22.04, Raspberry Pi 4B, Pi Camera V2
I know this comes up a lot but there are many incorrect things out there. I hope you can point me in the right direction.I have config.txt:[all]start_x=1gpu_mem=256The camera is detected:[dome:~] sudo...
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RPi camera v3 IMX 708 12MP doesn't focus
I have a V3 IMX708 12MP in a RPi 4 w/Bookworm installed in a box for doing remote photos.It doesn't have a screen attached, it is managed via SSH and the photos are uploaded to a cloud.Before letting...
View ArticleIs it possible to install ZFS on OSMC on Pi 4?
I've tried installing ZFS on OSMC, but when installing zfs-dkms with apt it fails to build because it cannot "build an empty module". The configure script is failing, and when following the suggestion...
View ArticleVLC segmentation fault when trying to play video RPi 3b
I see it complains about not finding a proper vout display in stack trace, but! It works fine on another RPi somehow. Please help. I had to chop off some lua and alsa debug info in the middle because...
View ArticleRPI 4 with LS7366R encoder counter chip with incremental photoelectric rotary...
I have raspberry Pi 4 and it is connected to LS7366R, but I am not using the CS0 or cs1, am using any GPIO and controlling it (high/low) manually.the encoder has A and B signals, and they are connected...
View Article"Invalid module format" when running a cross-compiled linux kernel module
I'm trying to cross compile the ad7192 linux driver for a raspberry pi 4 running the latest 64 bit raspberry pi OS(kernel 6.6.20).pi@raspberrypi:~/projects$ uname -aLinux raspberrypi 6.6.20+rpt-rpi-v8...
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Connecting an LDR with an MCP3008 to an RPI. No value change
I have an RPI 4 Model B running the raspios bullseye 1.1.0 created by Cycling74 to use it in conjunction with RNBO. Found here: https://rnbo.cycling74.com/resourcesAll required libraries for this...
View Articlereading two webcams in opencv
If I run this code on a PC with two webcams attached it runs fast (or fast enough) without any issues:import cv2cap0 = cv2.VideoCapture(0)cap1 = cv2.VideoCapture(1)while True: ret0, img0 = cap0.read()...
View ArticleRaspberry Pi Zero W won't open any browser [window]
SD as shipped from CanaKit worked perfectly in headless mode. But on several reimagines of the SD card, when attempting to open Chrome or Firefox using RDP, the hourglass spins for a minute and then...
View ArticleHow to toggle button on and off with GPIO Zero?
I can't seem to find a solution of doing this using GPIO Zero. I've done it using rpi.gpio with add_event_detect and call back to change state but I was under the impression GPIO Zero is much...
View ArticleRaspian Lite (3B+) And Huawei modem N3372 Problem
Problem: eth1 has no internet (interface created by modem). usb_modeswitch is installed. But I can ping itSetup: - Raspberry Pi 3 B+ (Raspbian Stretch Lite 2018-11-13 Kernel version:4.14) - Huawei 4G...
View ArticleIs it possible to make a raspberry pi be recognized as a monitor by the...
ContextI would like to build a e-paper computer screen. The problem is that E-paper displays have a very different driving method from usual displays, as they usually have low refresh rate (something...
View ArticlePython GPIO scripts in background and command line concurrently?
I have a python script running in the background 24/7 on a Raspberry Pi. It waits for a GPIO input (IR sensor high for 10s) and triggers a GPIO output (SMS trigger to a router). It uses a locked...
View ArticleU-Boot on alternative pins
My GPIO 14/15 pins (and I believe UART0 and UART1) are broken, so I cannot use the default serial port for U-Boot.How can I get U-Boot to boot on a different serial port on my Raspberry Pi 4B?
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