Quantcast
Channel: Raspberry Pi Forums
Browsing all 8041 articles
Browse latest View live

Troubleshooting • Re: [solved] Pi4B Recently Drops WiFi

I mistakenly assumed that the whole thread would be deleted. As it stands it makes no sense at all.If a volunteer takes the time to offer their help, it might be perceived as rude to delete their...

View Article


Troubleshooting • Re: Pi4B Drops Ethernet and/or WiFi

Was it the same issue as in this post viewtopic.php?t=379321Yes. I asked for that post to be deleted because it is poorly written and no longer factually accurate.I posted a reply to this thread...

View Article


General • Re: I2C operation does not survive jump to user program

Just to resolve an ambiguity in the code samples for everyone looking at the code, what are the definitions for the pin constants:Code: sleep_ms(20); user_i2c_scan(i2c0, PIN_I2C0_SDA, PIN_I2C0_SCL,...

View Article

SDK • Re: Floating point bugs on RP2040 and RP235X ?

Having nan propagate correctly means I don't have to check at every step like I do when using -99999 .Is this being fixed in the SDK ? It's a shame to lose that extra speed and efficiency when it's...

View Article

Troubleshooting • Re: Boot, USB & Fan Power Failure (rp5)

That sounds incredibly frustrating—it’s completely understandable why you’re losing confidence! Based on your description, the issue is almost certainly related to the power delivery to the Raspberry...

View Article


HATs and other add-ons • Re: 52Pi vs Waveshare PoE+NVMe HAT for RPi5...

Normally, after shutting down the Raspberry Pi, it will stay shut down. We recommend using a multimeter or oscilloscope to check if the 5V voltage on the Raspberry Pi drops when it's shut down. If the...

View Article

Compute Module • Re: Using a USB mux switch for the USB 2.0 port in CM5...

Yes, I have referred the cm4 io board and to me it looks like the USB MUX switch connection is fine but the difference in my design is the USB_OTG pin from the connector to the CM5 has no connection...

View Article

Wanted • 2.5 Gb USB-C adapters?

What would you recommend for 2.5 Gb USB-C adapters that are compatible with PI 5 on Raspberry Pi OS Lite? (Preferably available on Amazon)Statistics: Posted by HawaiianShirtGuy — Mon Oct 27, 2025 4:27...

View Article


Troubleshooting • Re: Trixieand cyrus-imap

Thanks mitu for that - pity as the 3A+ is memory limited. Have installed the 64-bit version and cyrus-imap is running OK. Have to be careful what I run at the same time as otherwise the OOM killer...

View Article


Interfacing (DSI, CSI, I2C, etc.) • Re: Small TFT based on ILI9341 ST7789 -...

If anybody has tried my solution for the ili9486 and ili9488 RED SPI LCD,Have you noticed that the displayed image is offset by 5 or 10 pixels to the right? The right pixels are "beyond the LCD", and...

View Article

Troubleshooting • Re: Chromium annoyance

I see the same problem as the OP. I run `journalctl -f` in a terminal window and can see that Chromium is killed by the kernel out of memory killer.I tried doubling swap from the default 2GB to 4GB...

View Article

Beginners • Re: Genmon - MQTT - Pi = Broker and HA = Client

i run into similar problems setting up MOSQUITTOon RPI recentlyfinding that my password file has wrong settings ?NOW under TRIXIE?here show modified setup procedure:Code: sudo apt install -y mosquitto...

View Article

Beginners • Re: My First Pi Project: USB over IP?

Anyway, not an ideal first Pi project.HA! well this got a lot of activity. my units were 25-30 feet.I think for short term application I will go with the USB C -> Ethernet cable -> USB C...

View Article


General discussion • Re: integrated Raspi notebook like by AMD or Intel cpus?

From what I read, the GPIO is provided by a USB adaptor. If you want notebook + GPIO, can you use the Argon GPIO USB adaptor with other computers? If so, I would buy the adaptor for use with my...

View Article

General • Re: [overclocking] RP2350 at 700 MHz (PIO alone at 1560 MHz) with...

You got me with thisCode: // Configure PLL system to 900 MHz pll_init( pll_sys, // PLL to configure 1, // REFDIV 75, // FBDIV <===== Say what 1, // PD1 1 // PD2 );the API is Code: void pll_init(PLL...

View Article


Graphics, sound and multimedia • Re: Sound system advice

Looking this over I'm thinking I will ditch the micro card and use a USB 3.2 Gen2 for the boot, and the NVMe base for storage. It looks like I'm getting the hardware lined out for this. Moving right...

View Article

Interfacing (DSI, CSI, I2C, etc.) • Can Bus message id issue with Rpi 5

I have been working on with a pcb for car use. Project on Github: https://github.com/valtsu23/Automotive_hatHardware and software:Raspberry Pi 5 4Gb, with Raspberry OS Lite (Bookworm and Trixie tested...

View Article


Raspberry Pi OS • Re: LibreOffice, Trixie, Toolbar, Icons only show on mouseover

(In Writer): Tools -> Options -> View -> Icon Theme/Theme change from Automatic (Colibre (dark)) to ColibreHi!It worked like a charm. Thank you so much for the solution.RegardsStatistics:...

View Article

General • PICO2 do PIO SM IRQs actually generate CPU interrupts?

Does someone have a simple C program that shows this for the pico or pico2?I'm working in C primarly on the PICO2. I've PIO0 statemachine 0 PIO code that is to generate an IRQ on the edges of a input...

View Article

Python • Re: RPi 3 with TCS3200 sensor: lgpio.error: 'bad event request'

If you need a quick solution: use a raspberry pico or pico2 to measure the frequency and transfer the measurement results by serial to the RPi3. Using micropython on pico, there are samples around for...

View Article
Browsing all 8041 articles
Browse latest View live