SDK • Re: Inconsistent pin-high times when setting pin high with GPIO...
So after thinking about it I've decided to try to implement your PWM solution and just accept that there's going to be a delay between receipt of the clock and the pin going high, but that it's likely...
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Troubleshooting • Re: Issues with RPi.GPIO? Depreciated?
On Bookworm we now use gpiozero python library, not RPi.GPIO.Alternatively, install the “Legacy” version of Raspberry Pi OS i.e. Bullseye, using Imager settings to set up the user, WiFi etc - it works...
View ArticleTroubleshooting • Re: Libcamera-vid app not capturing video
If using a pi5 and rpicam-vid you can record direct to mp4.rpicam-vid -t 10000 -o test.mp4That worked! Thank you!!Statistics: Posted by miki2670 — Tue Mar 26, 2024 7:37 pm
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: control GPIO and websockets
example node code using pinctrl set 21 op dh to set GPIO21 high: Code: const { exec } = require('node:child_process');exec('pinctrl set 21 op dh', (error, stdout, stderr) => { if (error) {...
View ArticleSDK • Re: IR transmission (ideally with PIO, but not necessarily)
This was my proof of concept PIO code for MicroPython which was intended to demonstrate how it worked using the Pico on-board LED, which should work when used with a real IR LED.The PIO worked but I...
View ArticlePython • Re: Clock/Calendar Using SH1106 128x64 Pixel I2C OLED Display
Thank you for your kind comments.The reason for sending the hours, separator and minutes separately was to avoid wasting an entire monospace character width on the separator. This allows the time to...
View ArticleTroubleshooting • Re: Turning on LED Strip is Not Working - Raspberry Pi 5
Have a look at the issue on github https://github.com/jgarff/rpi_ws281x/issues/528Statistics: Posted by neilgl — Tue Mar 26, 2024 7:53 pm
View ArticleHATs and other add-ons • Re: Issue with using GPS and LTE network with Sim7000X
Hi,Help me understand this are you not able to access internet only when you're reading GPS data via serial?Thanks for your reply!If I use one I can't use the other, get a ttyS0 lock error.Statistics:...
View ArticleCamera board • Re: [GS camera] rpicam-vid broken by latest updates? Always...
Scratch the below... It's working now. The second `sudo rpi-update pulls/6027` must have done the trick, maybe I was seeing a still shot from before the reboot.Note, though, that even with the...
View ArticleGeneral • Re: UART issues with overclocked Pico
The above is all Run from RAM with CLK_DIV=4 if that even matters. Have never got above 450 MHz though that's pretty impressive in itself; a 3.6 overclock of the default 125 MHz, 1.8 overclock of the...
View ArticleHATs and other add-ons • Re: How to wire TL-W5MC1 Inductive Proximity Sensor
The advantage of the optocoupler (also known as an opto-isolator) is that it electrically isolates the pi input (max 3.3V) from the high voltage of the proximity sensor (say 12V). The signal is...
View ArticleTroubleshooting • Re: Pi 5 just flashing green light, no display or outputs
Possibly try the reflash mentioned in viewtopic.php?t=367758hi bro, thank you so much, it worked! do you know what could have caused it in the first place though?Statistics: Posted by mrpetgoldfish —...
View ArticleAdvanced users • Re: Image File Utilities
I looked in the image-compare script and found that rsync's --itemize-changes option is what creates the column that made me curious. The manual page for rsync shows what's below. A better formatted...
View ArticleBeginners • sound output of both tv and pi on the same speaker
Hi,I have a pair of speakers that are currently connected to my tv via 3.5mm cable and I would like to be able to use them for the pi as well.What I don't have is an y-cable which probably would be...
View ArticleRaspberry Pi OS • Re: Disable keyboard inputs but still provide power
In the early 90s as researcher at University we all worked on SunOS Unix workstations with X11.Because we hopped from workstation to workstation, in order to avoid issues people did execute "xhost...
View ArticleRaspberry Pi OS • Bookworm/Wayland : how can I launch Chromium and specify a...
DearsI am trying to launch Chromium so that it occupies only the left half-side of the screen, while I can specify the window size on the command line, forcing the window position is not working, this...
View ArticleNetworking and servers • Re: Help with Network Gateway? Bridge?
In infrastructure mode (aka AP mode) ethernet bridging isn’t possible on the client side. That question is quite settled.Powerline adapters or proprietary wireless hardware/protocol might be able to...
View ArticleBeginners • Re: RPi as Win RDP Client
RPi 3B v1.2Raspberry PI OS 2024-03-12 Legacy x64 no DesktopI'm triing use a RPi to create a Windows remote desktop client. My idea would be that the RPi when logging into the shell, runs rdesktop or...
View ArticlePython • Re: Raspberry Pi pill dispenser using servos 30
can someone help me fix the html code for now the I can begin testing it see it work for me.Since you did not provide any html code, I assume you'll need to learn how to code that too.While you're at...
View ArticleAdvanced users • Re: Testing class A2 SD cards with Command Queueing on Pi 5
Latest compatibility updates are now in rpi-update firmware. In general, cards that are broken should be less broken - but this doesn't mean more cards will work with CQE.Thanks. As expected, both the...
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