Compute Module • How to increase the PCIe maximum payload?
The default PCIe payload size on CM4 is 128 bytes. Everything works fine with 128 bytes. I would like to increase it to 512 bytes. By following this post:viewtopic.php?t=314185I was able to get lspci...
View ArticleAdvanced users • Headless Setup - without rpi-imager or DHCP
A "HowTo" is available for setting up a headless Ethernet-connected Raspberry Pi without the GUI Imager program ("rpi-imager"), so no DHCP service is needed as well....
View ArticlePython • having trouble with micropython and ssd1306
Im trying to get a 1.3 inch i2c ssd1306 display to work with a pi pico w. I am trying to use Thonny ide. I can not get any libraries to work. It always seems to fail on the line "display =...
View ArticleGeneral discussion • Pi4 - What could have happened to my HDMI port
Pi4 8GB. Bullseye 64 bit. SSD. HDMI 0 (nearest power socket).Yesterday, I swapped boards on my setup (for another Pi4 running Bookworm as I regularly do). Then put the Bullseye board back in.I then...
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HATs and other add-ons • RPi 5 Active Cooling
Hi there everyone, I was just wondering what the purpose of the 4 wires were in the RPi 5 active cooler unit. I thought there would be 2 but the 4 confuse me. Is it for a temp sensor? But RPi 5 has...
View ArticleTroubleshooting • Mousepoll values for Raspberry Pi 3 and Raspberry Pi 4
Hello,I would like info related to mousepoll and Pi 3 and 4.If I check the value, I see this:Code: $ cat /sys/module/usbhid/parameters/mousepoll4294967295My understanding is that this value represents...
View ArticleCamera board • Pi HQ Scientific tuning file for Pi5 ?
Is one available ?/usr/share/libcamera/ipa/rpi/pisp/imx477_scientific.jsonStatistics: Posted by gordon77 — Sun Feb 04, 2024 10:37 am — Replies 0 — Views 32
View ArticleSDK • cmake help needed - again - sorry
I want to re-organise my directories to get all common files in a single directory.I'm working on W11/VSCODEAt the moment I have all files for each variant of the firmware in separate directories....
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General discussion • Reduce size of Pi4 boot partition on SSD drive please....
Feeling really pleased with myself now I have my Pi4 successfully booting from SSD I understand that the Pi imager has expanded the image to fit the size of the drive (thinking that it's an SD...
View ArticleAdvanced users • Handling I2C timeout or fail
Hello,I am using the RPI to query an I2C device of my own making using C++, and it all works well, until the I2C worker device is turned off, or communications is severed.I am using the below code to...
View ArticleTroubleshooting • Raspberry Pi Zero 2 w not showing up in USB devices.
I recently bought a Raspberry PI Zero 2 w, and have hooked it up via the data port to my PC with a power/data cable. The light is indicating green, and not flashing. I have already installed the micro...
View ArticleCompute Module • DPI display with CM4
Hi all,I'm trying to interface a DPI display, RGB 24bit with capacitive touch input, with a CM4 which is running on latest Bullseye OS. I found many documents explaining configuration and circuit...
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Beginners • A screensaver with a clock and a calendar.
Good day to everyone. I have the Raspbian Bookworm operating system installed.The manager display: To display the screensaver during inactivity, I installed Xscreensaver: It is very easy to set up and...
View ArticleCamera board • Do I need to update my raspberry pi 4 model b OS for the new...
Hi yall,I was wondering if I have to update the OS on my Raspberry Pi 4 model B in order for the new camera module 3 NoIR Wide to work? Will I be able to get away with it and only do a system update...
View ArticleBeginners • NVME hat and Crucial P5 Plus 2TB PCIe M.2 2280SS SSD
Raspberry Pi 5 NVME hat and Crucial P5 Plus 2TB PCIe M.2 2280SS SSD Looking to get NVME storage to replace my 2TB HDD. would the above be a good combination ?Statistics: Posted by Geralds — Mon Feb...
View ArticleHATs and other add-ons • high cpu with 2-CH RS485 HAT Interface-Card
Hi All!I have problems with this card (2-CH RS485 HAT)https://www.waveshare.com/wiki/2-CH_RS485_HATand raspberry 5 with Debian 12...As soon as the module is loaded via /boot/config.txt...
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Compute Module • CM4 carrier board OTG switch for dual purpose USB port
Hi all,I am working on a CM4 carrier board design and I have a question regarding the USB OTG implementation. As far as I understand the OTG pin controls whether or not the Pi becomes a USB device...
View ArticleBeginners • SD corruption card issue.
Two of my sd cards have been corrupted by sd card due to power cutoff.. Can i use the sd card as read only and then use a extra usb drive to write stuff on it? does that works? (I will be mostly doing...
View ArticleGeneral discussion • Touchscreen in mouse mode, scrolling not working
I have a touchscreen that seems to not work as touchscreen, only as mouse, when running evtest, it doesn't give out any events on the touchscreen event device. When I choose event4, no output, event5...
View ArticleGeneral discussion • What
ssh x@x.x.x.xkex_exchange_identification: read: Connection resetConnection reset by 84.100.245.139 port 22Statistics: Posted by mabp — Mon Feb 05, 2024 11:40 am — Replies 0 — Views 30
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