Device Tree • BCM2712 OTP customer region locking.
At the top it states "Once a bit has been changed from 0 to 1, it can’t be changed back" the later it talks about marking a region as Read-Only.Does this mean that the region can be changes after...
View ArticleCamera board • libcamera-still timelapse
Hello,I'm using the following command to take 1 picture every 2 seconds for the whole day duration:Code: libcamera-still -t "$duration" -n --timelapse 2000 --denoise off -o "$output_dir/" --datetime...
View ArticleGeneral • Utterly confused by GCC
On my Pi this compiles with GCC - arm-linux-gnueabihf-gcc 12.2.0 ...Code: uint32_t val8 = (uint32_t) ((uint8_t) (*(uint8_t *)adr)); uint32_t val16 = (uint32_t) ((uint16_t) (*(uint16_t *)adr));...
View ArticleTroubleshooting • Diagnosing problem with systemd-nspawn after apt upgrade
Host is a pi5 running bookworm 64-bit, booting kernel8.img via the following line in config.txtCode: [pi5]kernel=kernel8.imgI have an armhf root folder in 'var/lib/machines/build32' folder, and can...
View ArticleBare metal, Assembly language • Xh3irq: Hazard3 interrupt controller
Trying to use this on a risc-v core in my Pico 2, and the standard GNU binutils 2.42 assembler doesn't recognise the new CSRs (e.g. 'meinext'). 2.43.1 doesn't have that string anywhere (it does have...
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Troubleshooting • How to replace SMD LED on Raspberry Pi 5?
Hello, I took off the official fan and broke the LED next to the power button, I don't know, but from what I heard this LED is "SMD 0805" I need to know if it is correctbefore it broke and it was just...
View ArticleGeneral • Adafruit has Pico 2 RP2350 in-stock (as of now)
https://www.adafruit.com/product/6006Just picked up one.Statistics: Posted by chipace — Wed Sep 04, 2024 4:04 pm — Replies 0 — Views 11
View ArticleTroubleshooting • Cannot download to SD card
Have had this Pi running for about 18 months as a digital photo frame. I wanted to change this to a webserver, so I tried configuring with apache. There were various problems as the OS was not up to...
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Automation, sensing and robotics • Reading Modbus via RS485 in PHP
Hi all,I'm trying to read some input registers off a power meter via RS485 modbus using PHP using a Pi and having some issues reading the full range of values that should be returned.I'm able to...
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Android • [DEV] AOSP (Android 15) for Raspberry Pi 4 & Pi 5
Here are my builds of AOSP (Android 15) for Raspberry Pi 4 and Pi 5. These are for advanced users only.Pi 4 build supports Raspberry Pi 4 Model B, Pi 400, and Compute Module 4. Pi 4 model with at...
View ArticleAndroid • No command
Hello everyoneI am using emteria os, I want gapps in it I searched on emteria forums and i got enter the recovery and go to install and select the file swipe and your gpapps will on But when it went...
View ArticleAdvanced users • Developping basic GPIO device driver for RPI 5
Hello everyone,i was trying to develop a module that will directly manipulate the SoC registers to achieve some kind of output, for now i was following a tutorial that was using RPI4 and unfortunatly...
View ArticleCompute Module • how to force the PCIe on CM4 to run in Gen1
I would like to ask how to force the PCIe on CM4 to run in Gen1 mode. I have tried setting dtparam and using setpci, but neither has worked.Statistics: Posted by atlasro — Thu Sep 05, 2024 1:19 pm —...
View ArticleDevice Tree • Enabling serial UART via device tree on CM4?
Hello everyone,By putting enable_uart=1 in config.txt we can enable the serial UART but how can I enable the UART permanently from device tree?I have even read the whole device tree that has been...
View ArticleSDK • migrate project to RP2350: SW_TRY_SPIN_LOCK not available
When trying to migrate an RP2040 project (running fine when compiled with SDK 2.0 on the Pico board) to the Pico 2 I get compile errors from the file spin_lock.h (I am using the queue functions) 152 |...
View ArticleTroubleshooting • Eth0 Shows Device Interrupt 106
Long story short, did an update and now I get a continuous Device Interrupt 106 on only my Eth0 interface. I've rebooted, shutdown/restart, cleared micro SD card, did clean installs, etc. It was only...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • i2c.scan() disappeared
I've been trying to interface a 7-segment display with a Raspberry Pi Pico, using MicroPython in Thonny. After numerous tries, I have that project working. However, I've been using i2c.scan() for...
View ArticleRaspberry Pi OS • Wayfire wont start during boot on Raspbian Lite
Hello,I'm working with last version of Raspbian Lite (07/2024), I just want to start wayfire on boot and then starts a chromium-browser.From console I can make it work, but now that I want automate my...
View ArticleGeneral discussion • Why does the Pi not support cheap smartphone/notebook...
If you scroll through older gen smartphone hardware/replacement parts, you will find that for example a 5.5" 1080p touchscreen can be found for less than 10€ and 4k 60fps cameras for less than 3€....
View ArticleDeutsch • BUG: rpicam-hello: symbol lookup error:
Since the updates for libcamera this morning, the rpicam apps are not working any more.root@pi:/home/axel# rpicam-hellorpicam-hello: symbol lookup error: /lib/aarch64-linux-gnu/libcamera.so.0.3:...
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