General discussion • Re: Raspberry Pi 5 Power LED
You might to want to check whether the /boot/config.txt has been changedIf you've changed it via the raspi-config, can you disable it again?Statistics: Posted by RaspyHat — Mon Mar 31, 2025 10:18 am
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: Status of I2C
A lot of I2C devices use some form of "register" and/or "memory" abstractions that are totally missing from the library [edit: not true, let's say the lack of documentation isn't helping here].I find...
View ArticleCamera board • Re: Two different kinds of Raspberry Pi 2018 HQ Camera V1.0
No idea on that one. I would be quite surprised if Sony had changed anything in the sensor as it would potentially affect many users of it. I did wonder about the delay between asserting the shutdown...
View ArticleCamera board • Re: How to develop drivers for the unsupported camera IMX415...
Sorry, but I'm out of ideas. It's working pretty well for me.I am working with the 6.12 kernel which may make a slight difference, but the support for imx415 should be in both 6.6 and 6.12.Statistics:...
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Beginners • Re: Connect Raspberry PI to RS232 device
Thank you @rpdom, that's really useful.I think that, taking everything into account, it's simpler to just use the USB->Serial cable, rather than fiddling around with PINs and other little kits....
View ArticleTroubleshooting • Re: DSI display, module not loaded
what do you need that forCode: dtparam=i2c_arm=ondtparam=i2c_vc=ondtparam=i2s=ondisable_splash=1dtoverlay=disable-btdtparam=pcie=offWhy didn't you add your backlight to the overlay?Add below to...
View ArticleGeneral • Re: Using Raspberry Pi Pico as HID bridge for Pi 5 - Feasibility check
To avoid any misunderstanding, here is the complete code for a new keymouse.c that implements the absolute position report map I posted earlier. It uses the keymouse.txt file currently on the github...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • HDMI hotplug problem
On my Raspberry PI CM5, I plugged in HDMI before turning it on, and my screen worked fine, with the right resolution, and it worked fine when plugged in and out. But if I plug in the HDMI after I turn...
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HATs and other add-ons • Re: Official m.2 Hat - Does it Use the GPIO Pins
Thank you trejan! I see that it uses it for 5VDC, 3VDC, and ground, as well as ID-SD, whatever that Statistics: Posted by jdolson — Tue Apr 01, 2025 10:33 am
View ArticleGeneral discussion • Re: 32GB memorycard getting too small
Depends on how you take the backup.RPiOS Desktop's SD card copier tool will use the full size of the new card. Other tools probably won't.IIRC there is an expand file system option in raspi-config you...
View ArticleRaspberry Pi OS • Re: Latest update
Probably not the OS. If you can, try attaching your USB enclosure to one of the USB 2 ports: I suspect you have a device that has a poor USB 3 implementation.Statistics: Posted by andrum99 — Tue Apr...
View ArticleSDK • Re: Where is PICO_PLATFORM specified when a board is used
Thanks for the pointer to the RP2040 datasheet! Would indeed be good if this would also be listed in the RP2350 datasheet, if indeed it works the same way.6.2 in the Pico SDK datasheet talks about...
View ArticleCompute Module • Re: RPI CM5 to make mass storage device when connecting to PC
Yes it is possible. Only the usb-c port can be used however because it is the only one having access to usb otg. I myself have never used it as a storage device but i do have smb running over the...
View ArticleBeginners • Re: Help wanted with NEMA17 stepper motors
I've connected up the opto-isolator as you have shown. The only difference is that I have taken my +5v from the power supply rather than from the Pi, but it's the same supply that powers the Pi, so...
View ArticleCompute Module • Re: How to Enable DSI1 on Raspberry Pi CM4 (Debian Bookworm)...
The driver is set to go to LP-11 during vertical blanking. https://github.com/raspberrypi/linux/bl ... #L140-L142Code: # define DSI_DISP0_LP_STOP_DISABLE0# define DSI_DISP0_LP_STOP_PERLINE1# define...
View ArticlePython • Re: Can't get pyinput to receive events from second bluetooth device.
Thanks.The device that works is this:https://www.amazon.co.uk/dp/B0DLNCRKDLAnd the one that doesn't is this one:https://www.aliexpress.com/item/1005008140639646.htmlThey are both Bluetooth finger...
View ArticleBeginners • Re: Second camera on Raspberry Pi 5 not being detected
Have you set camera_auto_detect=0 ?Statistics: Posted by gordon77 — Wed Apr 02, 2025 11:06 am
View ArticleCamera board • Re: IMX708 4-Lane Operation
Based on imx219, I'd expect to change register 0x114 from 0x01 to 0x03, and then reduce line_length_pix for each mode (largely just halve it).That'll leave the link frequency as it is, but as you have...
View ArticleGeneral discussion • Re: In the pico extension of VScode, I am unable to...
No image was attached.To add a photo, resize it (scale it) to less than 512KB (I use Gimp to do that) maybe 1024 x 1024 pixels, then click the Attachments tab below where you type the text in.Click...
View ArticleTroubleshooting • Re: mempolicy
Same here, every time I run `ps` I get 2 entries in dmesg on my RPi5Likewise me too - Pi 4B 1GB, Raspberry Pi Bookworm 32-bit. Same 'dmesg' report as you, 5 then 3 ignored.My 'strace' is slightly...
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