General • Re: Problem with call rom function on pico2 rp2350
I found my mistakes: I was not passing the code in security and I had not initialized the 4th parameter to pass to the function.Statistics: Posted by VincentARM — Sun Jan 05, 2025 6:19 pm
View ArticleGeneral discussion • Re: Is Raspberry Pi Branded SD card available on Amazon?
The SD card in the kit versions of Raspberry Pi had the branding on them long before the A2 cards arrived.Statistics: Posted by andrew_pi — Sun Jan 05, 2025 6:46 pm
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Troubleshooting • Re: constant freezing with the raspberry pi 5 under any...
https://www.canakit.com/canakit-5a-rasp ... PecVZtNimCNo actual data provided, just marketing blabla 45W (that's 9A @ 5V). Can you post a picture of the spec sheet/labeling on the PSU where it shows...
View ArticleGeneral discussion • rc.local does not exist and cannot recreate function
Hi & Thanks,Setup: Pi Zero 2 W / Raspberry Pi OS Lite 64 bit (flashed within the last 2 weeks)Description of problem: previously sketch was executing on startup. After reflashing SD card noted...
View ArticleGeneral • Re: HD44780 16x2 character LCD 5V with Pico
The HD44780 indicator has a 5 volt pin VDD supply voltage.All other pins have TTL standard. TTL standard logical unit voltage is more than 2.4 volts.The RP2040 has a 3.3 volt power supply and a CMOS...
View ArticleHATs and other add-ons • Re: high cpu with 2-CH RS485 HAT Interface-Card and pi5
In which case it isn't exactly the same issue as previously reported.Provide all the details of which RS485 HAT you are using, and how you're configuring it.Statistics: Posted by 6by9 — Mon Jan 06,...
View ArticleRaspberry Pi OS • Re: labwc Multiple desktops
Another thank you for this thread. Having multiple desktops available on my Pis is awesome!Statistics: Posted by rickh57 — Mon Jan 06, 2025 6:04 pm
View ArticleBeginners • Re: Advice for high resolution and fps cameras
I am trying to contact the manufacturer for a datasheet. I have a suspision that the output of the camera is RAW but I am not sure. The whole point hough is to be able to do everything at 4k and...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: GPIO pins and volts question
Can't find any connector specs, all I could find is this page with pics. https://xenonlibrary.com/wiki/Drive_Cab ... rive_PowerMaybe ifixit's line of Xbox cables has something you can...
View ArticleAndroid • Wifi Connected - No Internet
I Run a PiHole at home but I'm not sure this is related since I disabled blocking on the PiHole and still have this issue. Android devices frequently show Connected - No Internet, and on my other...
View ArticleAdvanced users • Re: MCP23017 Overlay Not Working on Raspberry Pi (Buildroot)
..If you want more device tree logging, then adding "dtdebug=1" to config.txt will list all the steps of applying overlays.requested that in viewtopic.php?t=381059&start=25#p2278356...
View ArticleTroubleshooting • Touch Display 2's touch input not working with Ubuntu
for a recent project i required a os with decent touch navigation support , and the only 2 os which seemed to giving a display out to the raspberry pi touch display 2 was raspberry pi os and ubuntu ,...
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Troubleshooting • Help! IHS Plate came off my Pi5, are the transistors ok?
Hi, the IHS plate came off when I was carefully removing a heating dissipator. This is quite surprising as virtually no force was applied when removing the heat dissipator.Upon inspection, it appears...
View ArticleAdvanced users • BCM4345/6 Channel Switch support?
Hi all,I have a couple CM4's setup running a simultaneous WiFi AP and Client. The AP is the "primary" connection and comes up first to allow a user to connect to the CM4 and control it. The WiFi is a...
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Automation, sensing and robotics • Re: How to Properly Initialize and Use PWM...
Hi,I am working on controlling a laser diode using PWM on GPIO 18 of a Raspberry Pi. My setup includes the following:1. Device Tree Configuration: I have configured PWM in `/boot/config.txt` as...
View ArticleRaspberry Pi OS • Re: rc.local does not exist and cannot recreate function
Thank you both for your insights. Yes, I have reviewed thagrol pdf on startup for beginners. I think thagrol nailed it with his first observation - needed #!/bin/sh -e as first line of rc.local . You...
View ArticleGeneral discussion • Re: Keep Chromium Signed In to Google Account?
(RP5 Bookworm) It/mine at least won't Sync either? I can get signed in OK but it isn't remembered?My understanding is that Google removed sync'ing from Chromium some years ago. I've switched to FF...
View ArticleTroubleshooting • Re: screenshot apps do not work at all
Have RPi4b and newest Pi-OS (bookworm) with all updates. Nothing else. installed 3(!) different screenshot tools and none work at all. What is the problem and how can it be fixed?DavidSee...
View ArticleGeneral • Re: RP2040 counter divider by 10
About PIO, I found only such an example for output. Can someone give you a link to an input example?I have no idea how it works, but it's very likely true.Code: // Output PWM signals on pins 0 and...
View ArticleBeginners • PATH=/ ... :$PATH does not work?
Following code executed:Code: PATH=/home/pi/bin:$PATHbut upon verification withCode: sudo visudothis new path does not appear..What now?How to get a path properly programmed?Statistics: Posted by...
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