SDK • spi_get_hw() used in examples but not in SDK docs?
This function is used in one of the examples (https://github.com/raspberrypi/pico-exa ... /spi_dma.c) but I can't see it in the SDK docs.Is it that:(a) I'm looking in the wrong place(b) it's...
View ArticleBeginners • Re: new version of raspberry pi imager killing my ports?
Try the Imager 2.0.3 version from the Pi Software website or Imager GitHub releases: https://github.com/raspberrypi/rpi-imag ... tag/v2.0.3OP wrote "he did that about 3 hours ago" and now he has...
View ArticleSDK • Re: spi_get_hw() used in examples but not in SDK docs?
Maybe they're looking for a neater solution than having spi_get_hw() and spi_get_const_hw()…Statistics: Posted by PicoTinker — Tue Dec 23, 2025 5:30 pm
View ArticleSDK • Re: LWIP assertion causing PANIC pcb->snd_queuelen >=...
EDIT: I commented out the call to perform a wifi scan, and it works as expected, so I assume that the scan is doing something that interacts badly with lwip. This is using the lwipopts from the...
View ArticleGeneral discussion • Re: Raspberry pi 5 simulation
I have a project that requires the R pi to connect to a camera, a display, bluetooth dongle...etc.I know most of these can not be simulated but I want to create the closest possible digital match for...
View ArticleTroubleshooting • Re: Raspberry Pi Pico USB disconnect issue on Linux
The same count increment issue seems to be occurring with the RPi Debug Probe.It would, as that's expected behaviour, isn't a problem, is a feature. As described above.My 'dmesg' shows a new USB...
View ArticleCamera board • Re: Problems recording video with Open CV & Picamera2
Thanks both for that.sandyol It looks like the 4 channel format that I need for the image processing is messing with the recording. your code ran with no problems, except for the 'picam2(close)' which...
View ArticleRaspberry Pi OS • Re: No gnome-calendar reminder notifications pop up
you need a notification daemonlabwc uses "wfpanelctl notify" for panel notificationsStatistics: Posted by kerry_s — Wed Dec 24, 2025 4:36 pm
View ArticleKeyboard computers (400, 500, 500+) • PI500+ Wifi and Bluetooth issues
Hi,I'm struggling with the Wifi and BT module on the new PI500+. After a few minutes the wifi connection is broken and I need to reboot to get reconnected.In the journal log I got these kind of error...
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Troubleshooting • Re: Raspberry Pi 5 Not Booting Solid Red LED and Four Green...
4 short flash is "start*.elf not found"- which points to the SD card image not being right.i hope you are using a good HDMI cable, and NO adapters.below is further detail on debugging display...
View ArticleTroubleshooting • Re: Pi 5s will not boot from SD.
Thank you all for the responses. I found a forum post similar to that last night and spent some time going down that rabbit hole. The EDID is ok; ie the diagnostic screen looks the same where EDID=ok...
View ArticleAutomation, sensing and robotics • Re: Interface audio cassete play heads...
For profit motivated then.Shame you didn't mention that in your OP.My advice? Do what any serious business does: pay someone for their expertise.While it's not against forum rules to ask for free help...
View ArticleBeginners • Re: Can a Raspberry Pi 4B control this 12V Relay Module
I gave up using a Pi to directly control relays. I use multiple WaveShare Modbus 8 relay PoE network connected boards, controlled by one Pi that I wrote some C code to control.Statistics: Posted by...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Trying to reverse engineer DSI display...
Hi,I am trying to use a rpi5 to drive a dsi display from a chinese universal android auto headunit thingy. The display is marked KA264S4618-T08-10-V0 which doesn't seem to exist anywhere on the...
View ArticleGeneral • Re: PT52-Lua The Modern Retro computer
Hello,Lua 5.5.0 is out!cf. https://www.lua.org/news.htmlI do not know if there are any changes from last RC.Of course it is I'm sure any changes will be minimal and even the changes for the last RC...
View ArticleAutomation, sensing and robotics • Re: Raspberry Pi connection with Tuya...
Hi, I am trying to connect a Tuya Smart lamp to my Raspberry Pi 3 Model, but for some reason, when I run my testing code, it doesn't work. I have added the local key and other details to make this...
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Python • Re: Python Threads Intorduces 10msec Delay in SPI
For anyone else, CoPilot givesWhat do you think ?Why your threaded version suddenly takes ~600 ms✔ 1. pigpio’s SPI/I2C calls are remote procedure callsWhen you use pigpio from Python, you’re not...
View ArticleRaspberry Pi OS • Re: boot headless Pi 5 from nvme WITHOUT using SD card
Is it possible you already had updates installed? Or using a different image than what I was using?After finally getting it to work, i redid the process to verify that I saw what I saw.Statistics:...
View ArticleSDK • External ADC via SPI and DMA
Hello everyone,I've been trying to make readings from an external ADC (SPI, 16bit) with continuous sampling using DMA.Here is my approach in a nutshell.Configure SPI/DMA:Code: spi_init(spi0, 1000000);...
View ArticleTroubleshooting • Re: suddenly can not ssh into a pi zero anymore.
If it was working before then it’s prob. DHCP giving it another up. Next time you get acsess set a static ip from one of the new tutorials(I only remember the gui version.) also if you’re a beginner I...
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