Networking and servers • Which is the best method for serial communication...
The choice between SPI and I2C for serial communication depends on the specific requirements of the system you are designing.SPI (Serial Peripheral Interface) is a synchronous, full-duplex...
View ArticleTroubleshooting • Rpi3B+ won't boot from same card as Rpi3B, latest image...
I've got a Raspberry Pi 3B and a 3B+, using the exact same hardware on both:quality SD cardUPS 5vGood microSD cablesUsing the latest Pi Imager, 64 bit OS, the 3B will boot (well, close to it - it goes...
View ArticleAdvanced users • Re: Testing class A2 SD cards with Command Queueing on Pi 5
Sandisk Extreme Pro microSDXC UHS-I 64 GB U3 V30 A2 SDSQXCU-064G-GN6MA 3031XF6513VN purchased 2023-04-24Pi 5 rpi-updated today. dmesg does not show mmc0: Command Queue...
View ArticleGeneral discussion • Re: 3b+ harware version
i have 2 version 3b+ boads in my hands. the newer 3b+ cannot run TF card firmware which i used on old hardware version.my question is the new hardware is offical engineering changes?Yes. See...
View ArticleBeginners • Re: Raspberry Pi 5 + PoE HAT?
Any update on this? Originally, this was supposed to be available late Q1/early Q2 IIRC, and we're now almost 2/3rds of the way through Q2.Statistics: Posted by owendelong — Thu May 30, 2024 4:10 am
View ArticleTroubleshooting • Re: Raspberry pi 400 has dark screen after boot.
power on without sddo you see the diagnostic screenwhat does the DISP line show for detected displaysStatistics: Posted by kerry_s — Thu May 30, 2024 4:15 am
View ArticleDevice Tree • Re: MTD is not recognizing SPI NOR Flash
Hi, so I took your recommendation and messed with the spi0-1cs-overlay.dts file and added a spi_nor fragment under all the fragments for the Raspberry Pi as shown below:Code: /dts-v1/;/plugin/;/...
View ArticleGeneral • Re: Raspberry Pi Pico W malfunctions during voltage drop
Thanks for patiently answering our questions, it's a really vexing and stubborn issue on your project.Increasingly, it looks like some serious troubleshooting is the only way forward. Troubleshooting...
View ArticleCamera board • Re: How do I control Pin 12 on the camera bus?
Which Pi are you using? As none of the camera modules since v1 have had an LED, the GPIO driving that line has been dropped from Pi4, Pi02W, and CM4IO.Due to this there is no configuration defined in...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: Connecting single relay to trigger
http://www.hiletgo.com/ProductDetail/1958599.htmlThis is the product page from the manufacturer.I bought it on Amazon though. Just a basic Chinese 5V relay.Statistics: Posted by testing8 — Fri May 31,...
View ArticleGeneral discussion • Re: Raspberry Pi 5 discussion thread
I can't be the only person considering bricking this Pi 5 and ordering a 4? Maybe in a year or three, but for now...nothing is compatible. GPIO...no, use something else, Lidar I picked up...no need to...
View ArticleBeginners • Re: Unable to clone sdcard to other raspberry
Here's the output: Filesystem Size Used Avail Use% Mounted on/dev/root 29G 4.4G 24G 16% /devtmpfs 109M 0 109M 0% /devtmpfs 238M 13M 226M 6% /dev/shmtmpfs 95M 904K 94M 1% /runtmpfs 5.0M 4.0K 5.0M 1%...
View ArticleRaspberry Pi OS • BUG: mod_ssl was compiled against a newer library
I get this error message in my server logs every time I start Apache.[Thu May 30 00:00:28.520917 2024] [ssl:warn] [pid 1137:tid 140735954131200] AH01882: Init: this version of mod_ssl was compiled...
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General • Re: Forthcoming "RP235x"
More speculations/feature requests It would be nice to have dual logic level 3,3 and 1,8 V selected from the software per gpio, if there was some 1,8 V LDO present (or built in).Add to that support...
View ArticleGeneral discussion • Re: Raspberry Pi 5 on a 4K Monitor
Running the Pi on 4k (using one connected to a 28in monitor, second one on a 50in TV) is not a problem.Never played 4k videos though as I don't have a resource for that.If you want multimedia use...
View ArticleHATs and other add-ons • Re: Longer Flexcables for the M.2 HAT+
Does anyone out there know where one can find a longer flexcable for the new Raspberry Pi M.2 HAT+?I'm using the HAT *not* mounted on the GPIO bus and a longer flexcable would allow positioning the...
View ArticleOfficial Display • Re: Back protection cover?
Cut a piece of plastic, FR4, plywood, whatever you can deal with to shape. Some modified lunchbox may also work.Other option is buying a case with cover included (smartipie, KKSB, etc.)Statistics:...
View ArticleGeneral discussion • Re: Official Foundation Pi 4 case has no holes for airflow?
I recently purchased the Official Raspberry Pi Foundation Pi 4 case, and case fan https://www.adafruit.com/product/4794.However, after putting it together I see no way for air to escape the case,...
View ArticleSDK • Re: How to set NO_SYS to 0
You should not be using “pcio_cyW43_arch_none” along with the the other libraries;It is an alternative to the other Pico_cyw43_arch librariesStatistics: Posted by kilograham — Sat Jun 01, 2024 12:36 am
View ArticleTroubleshooting • Re: Rpi3B+ won't boot from same card as Rpi3B, latest image...
I think I solved it - this board may be a knockoff (I got it in 2014, there's no wifi or bluetooth modem on it)3B +:Code: pi@octopi:~ $ cat /proc/cpuinfoprocessor : 0model name : ARMv6-compatible...
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