Troubleshooting • Re: Raspberry Pi Hardware Repairs
" the cable the wrong way around, so swapped it around ..."Which cable ?Statistics: Posted by gordon77 — Wed Jul 31, 2024 9:26 am
View ArticleMicroPython • Re: multithreading with Raspberry Pi Pico
_thread is bare metal on a Raspberry Pi Pico: you have to implement the locks, manage the memory, avoid contentions.I have seen MicroPython multicore issues blamed on "you are doing it wrong", but I...
View ArticleItaliano • Re: Raspberry PI 4 B - Connessione rete [unresolved]
Grazie comunque!!!Statistics: Posted by gadisac — Wed Jul 31, 2024 10:17 am
View ArticleAdvanced users • Re: How do I revert kernel 6.6.28--> 6.6.16 offline?
Ok. Did that seems to have fixed the issue.If you could find the rpi-update hash (between 6.6.16 and 6.6.28) that causes the issue,we may be able to identify the upstream commit that caused the issue,...
View ArticleTroubleshooting • Re: raspbian buster - usb device not recognized
well, NUT configuration can only help if the USB device (UPS) is detected by the kernel and listed in "lsusb"in my case, it is not showing up in "lsusb"Also, I have a thread on NUT forum for...
View ArticleOther RP2040 boards • Re: Custom RP2040 | USB Fails to establish...
Don't know if this helps but it shows the three lines I added to 'CMakeLists.txt' to set PICO_FLASH_SPI_CLKDIV when I was testing how over-clocked my Pico could go -Code: set(PROJECT...
View ArticleAdvanced users • Re: i2c expander
The cleanest way is to use the kernel drivers for both the display and I2C expander.The PCF8574 has a driver at https://github.com/raspberrypi/linux/bl ... -pcf857x.cThe display is likely to be an...
View ArticleTroubleshooting • Re: Boot failure on new RPi 3B+ R9 Rev 1.4 using Stretch OS...
Thank you all for engaging into the conversation!Report output of "vcgencmd version" on the working and not working system.It sounds like replacing the firmware files was not successful.Exactly, I...
View ArticleGeneral discussion • Re: Help me choose the right cable : from mini HDMI (on...
Is this good ? ---> https://www.amazon.com/DisplayPort-Uni- ... 0CQCW42J6/It says : It DOESN’T support Micro HDMI to DP. What this means ?That's a passive cable designed to go from a DisplayPort...
View ArticleGraphics programming • Re: help me set up Geany to work with the GTK+ library...
https://content.instructables.com/ORIG/ ... GTTI27.pdf may helpStatistics: Posted by pidd — Thu Aug 01, 2024 10:18 am
View ArticleHATs and other add-ons • Re: AI Kit - How to use GPIOs?
Always remember the scale of sales. Even tiny increments of cost, although they look small at an individual level, have big consequences when multiplied up by the volumes involved.You don't need to...
View ArticleTroubleshooting • Re: Is there a way to use RPi._GPIO in docker without...
RPi.GPIO is not the same as RPIO. They are both Python GPIO modules and have a lot of functional commonality. Which are you trying to use?What is your goal in using these modules?I tried both, one...
View ArticleTroubleshooting • Re: Using pi 5 with usb thermal camera
Here are the settingsBus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hubDevice Descriptor: bLength 18 bDescriptorType 1 bcdUSB 3.00 bDeviceClass 9 Hub bDeviceSubClass 0 bDeviceProtocol 3...
View ArticleCamera board • Re: LINK_FREQ and PIXEL_RATE
1) Thanks for your timely response, but what we are curious about how IMX477_PIXEL_RATE(840000000) coming out. as we know on Raspberry Pi High Quality Camera ,there are only two lanes for data...
View ArticleRaspberry Pi OS • Re: grim "jpeg support disabled" on Bookworm Wayfire
It looks like you (rhetorical you) could re-compile the program from source (with jpeg support enabled).Reading between the lines on that issue report (34), it sounds like it is one of those:I can't...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: DSI bug on Pi 5
I think the minimum HFP requirement is that when in burst mode, there needs to be sufficient time to drop to LP11 state and re-enter HS.Otherwise, the DSI Host has to remain in HS mode for the whole...
View ArticleTroubleshooting • Re: How can I get permission to write to the USB disk?
Here's a couple of other ideas (unrelated to each other):1) Put it in /etc/fstab, with "user" in the options list. Then you can mount it as you (user pi or whatever) and it will be owned by you.2) Let...
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Raspberry Pi Connect • Pi3 Connect desktop
So since I see many questions about older Pi and using Connect desktop, not terminal (and I needed to write a new OS anyway)I thought I'd see how it fairs and give everyone else an idea of where it...
View ArticleMicroPython • Re: Can someone explain the input pins?
I get that you need to add Pin.IN when creating the pin in micropython and that you also need to add the internal resistor (PULL_UP or PULL_DOWN)Not entirely. You need to specify "Pin.IN" so...
View ArticleRaspberry Pi Connect • Re: Pi3 Connect desktop
"Current Pi Imager image" - for clarity, which OS image was it?Statistics: Posted by neilgl — Thu Aug 01, 2024 10:50 am
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