Python • Re: [Solved] An equivalent of 'littlefs-python' for FAT ?
From its inclusion as a library I would presume MicroPython uses 'oofatfs' which describes itself as "a customised version of...
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Networking and servers • Re: What are the offloading capabilities of the Pi 5...
I took the plunge and bought a Pi 5 to test its routing performance. If it was disappointing, I had 15 days to return it to the shop.Here’s the setup:The fiber connection is 1 Gbps.Speedtest...
View ArticleDevice Tree • Re: [Raspberry Pi 5] Unable to get SPI SD Card (mmc_spi)...
Code: dtoverlay=sdio-pi5on Pi5 the secondary SDIO is on GPIOs 22..27. You have to route this to an SD card and make Sure your cables are short. The secondary SDIO is not bootable.So this would not be...
View ArticleTroubleshooting • Raspberry 4 problems
I bought a Raspberry 4 with a 32gb card a few days ago i have burnt an image for ACARS Feeder the PI i s showing in my router but I get a system failure on the acars Feede r page after a few mins is...
View ArticleGeneral discussion • Tiny USB getting stuck after running for a while randomly
Hey,I wrote a custom Tiny USB driver to send data to and fro of RP2040 based Pico. The driver is not behaving properly and is dying randomly after running for a while. I have considered all the...
View ArticleSDK • Re: I²C 0 and UART0 issues (pin clash and backward pins)
If the C SDK has something like gpio_get_function() then we can get the actual GPIO function assignments. Would have to write it ourselves to read from GPIO0_CTRL etc or use some debug tool.If the...
View ArticleAdvanced users • Re: Reading secure boot keys from the booting OS.
The usbboot recovery.bin stage is able to dump OTP meta data to a JSON file as part of provisioning so you can use this to examine an existing device.https://github.com/raspberrypi/usbboot/ ......
View ArticleCompute Module • Re: RPI-CM5 boot
You can specify device_tree=mydevice-tree.dtb in config.txt to override the board defaults. Or, disable this check by adding os_check=0 in config.txthttps://www.raspberrypi.com/documentati ......
View ArticleCamera board • Re: Pi camera cables
My local Pi shop (PBTech, NZ) sells a cable suitavle for a Pi 5 for about the price of baout half a cup of coffee.A cable for a Pi Zero cable is about two cups of coffee.The cables look similar (can't...
View ArticleAdvanced users • CM4S: can't change spi0 to come out on gp35-39 alt0
Hello! I can't seem to able to make SPI0 come out on GP35-39 (as ALT0) on my CM4S. Datasheet /RP-008177-DS-cm4s-datasheet-1.pdf says it works.gpio=35-39=a0 does not workwriting custom overlays does...
View ArticleTroubleshooting • Re: Raspberry 4 problems
What's "ACARS Feeder""a system failure" is vague and utterly unhelpful. We need details.Have you tried asking the folks who develop that software and image for help?Does you Pi work as it should with...
View ArticleNetworking and servers • Re: WayVNC 0.9.1-1 connection problem
There was a recent change to WayVNC which means only the same user can log into the user's session. Otherwise a user (without sudo capability) can gain it by logging into the device as the pi user...
View ArticleSDK • Re: DMA with PIO working oddly on RP2350B
Got it to work by explicitly specifying 16-bit alignment for msg this way:Code: uint16_t __attribute__((aligned(16))) msg[8] = { That's calling for 16 _byte_ alignment (which of course will also...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: Waveshare display 8-DSI touch A on...
Buster because my build uses open auto pro which is perfect for me, but is now unsupported and doesn’t work on later versions. It’s a pre flashed image - so buster is non negotiablebetter look into...
View ArticleCamera board • Re: Update to rpicam-apps
This update is now available through apt.Statistics: Posted by naushir — Tue Jul 22, 2025 12:55 pm
View ArticleUbuntu • Re: RPI4 + Ubuntu22 + Chromium - video speed issue
NO I dont have a SD card with RPI OS. All I have is this. I did not install it. All updates are made on Ubuntu.Perhaps you should seek support from whoever DID install the Ubuntu system for you?But...
View ArticleAutomation, sensing and robotics • Re: Raspberry Pi 4 with DS18B20Z+...
You don't need the 0s.system calls in python if you are using the overlay.At a terminalsudo dtoverlay w1-gpio gpiopin=4 pullup=0then see if they are created in /sys/bus/w1/devices/If so then you have...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: Kernel OOPS when using pwm-pio
Possibly I've given it a wrong parameter, but it shouldn't kill my shell.echo is a shell builtin, so your shell is the process that enters the kernel by calling sys_write().There is an Oops, "Unable...
View ArticleGeneral • Re: Low Power options for RP2350
P2350 can use powman to disable the memory modules (getting 1.6 mA). I tried using directly disabling memory (XIP, SRAM0, SRAM1), yet after the timeout the processor is reset (the main method executes...
View ArticleCamera board • Updated rpicam_app "issues"
I have some code from a while back which on a pre-Pi5 machine, allows me to use the MJPEG decoder in hardware.I am setting up a Pi3B as a new development machine for this project, and have hit a...
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