Troubleshooting • Sound on Raspi 5
Hi,I run a raspi 5 now with HDMI Monitor, mouse and keyboard. This works fine but without the sound. Chatgpt recommends to configure volume control on the taskbar and to change sound output from 'AV...
View ArticleRaspberry Pi Official Magazine • Re: C & GUI book: Was the syntax...
Have you got a option for a email address, it seems making comment direct to them that might improve the next edition is a lot better than wasting my time here. like I am doing nowThe author replied...
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Troubleshooting • Re: Sound on Raspi 5
There's no volume control, like here?You get the slider control if you click on the volume iconStatistics: Posted by scruss — Sat Jun 07, 2025 10:32 pm
View ArticleGeneral discussion • Re: Raspberry Pi 5 poweroff behavior?
If you type "vcgencmd bootloader_config, do you see a POWER_OFF_ON_HALT=1 line?Statistics: Posted by rpdom — Sat Jun 07, 2025 10:48 pm
View ArticleRaspberry Pi Connect • Re: Can't remotely connect to pi
Are you running the Lite version of bookworm 64-bit?YesStatistics: Posted by IT-smurf — Sat Jun 07, 2025 11:03 pm
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General • Changing clk_sys divisor causes long delay
I'm cross posting from a Github issue, hoping I can get some hardware engineers over here.Changing the system clock divisor, which the datasheet says can be changed on-the-fly, causes a ~350 ms delay...
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General • Re: 16MB PSRAM devices for RP2350?
Some interesting ideas here.I got some PIO code talking to two PSRAMs over QSPI and the performance looks fine for my case. I'm getting about 8MB/s for random 32-bit reads, 18 MB/s when reading 16...
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Other projects • Re: dwlfc
CAD work at Blender be like,the bigger holes between the battery and components compartment is to position the brass inserts and screw! the print will take 11 hours at 50 mm/s with a 0.2 mm resolution...
View ArticleGeneral • Re: PIO ASM - use label from one program in another
It's probably simplest to pad with 4 nops and use public labels to modify them later after pio_sm_init() (a combination of example squarewave.c in the datasheet, and pio_instructions module in the SDK...
View ArticleTroubleshooting • Re: Pi5 starting by itself
I'm testing another Pi5 for another application. I switched the board between the 2 appliance and it is repeating again on the same appliance, means that it is caused by something else outside the...
View ArticleGeneral • Re: Question about uart_tx example code
I'm curious, since I'm sure the RPi folks had thoroughly tested the code. Does the receiver care about the stop bit? It's going to sample at the middle of the bit time...So does it just wait some...
View ArticleBeginners • Re: My HowTo: Moving operating system from sd to ssd
A couple of suggestions:You don't need to put anything into fstab. You can mount from the command line with sudo mount ...I'd mount your source partitions read only. Harder to mess things up that way....
View ArticleSDK • Re: RP2350 - interaction between multicore interrupts and flash EEPROM
Possible issues (I didn't look that closely)1. flash_safe_execute uses the SIO FIFO2.FYI on RP2350 the IRQ number for the SIO FIFO is the same on both cores (they were different numbers on...
View ArticleBeginners • Re: Pi 5 or CM5
If you have to ask for help choosing between a "normal" Pi and a CM, you'd probably be better off sticking with the "normal" Pi.Seconded.The Pi5 doesn't have a "PCIe slot". It has a connector that...
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General discussion • Re: Best UPS
but I think the up and coming Sodium Ion batteries will be enough better than SLA and enough cheaper than Lithium to have a chance to take over the field.)They've been 'up and coming' since I was...
View ArticleGeneral • Re: Stop infinite DMA on a later-known transfer count
Maybe not, unless there is a way to make it stop after it has done any whole number of full transfers (the full transfer count being transferred).The goal is just to start it and have it loop...
View ArticleGeneral • Re: simply connect gpio output of one pico to run pin of another...
yes thats what I meant because it saturates like I remembered above, correct?in other words it's an npn so the Vce has a low positive minimum voltage.Where in the spec sheet do you find the 0.2 V...
View ArticleGeneral • State machine restart behavior
In the PIO registers section of the rp2040 datasheet (3.7), the SM_RESTART field's description states "Specifically, the following are cleared: ...the waiting-on-IRQ state...". However, I have found...
View ArticleTroubleshooting • Re: Problem with on-screen keyboard (Squeekboard)
I have encountered a similar issue. If there were a way to set the keyboard resolution size within the keyboard settings, the experience would be excellent. If it could also support dragging and...
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Beginners • Re: Overclocking
you add the linesmost can do 1900 without overvoltageCode: sudo mousepad /boot/firmware/config.txton the bottomarm_freq=1900make sure you have away to edit if it don't boot, not everyone wins the...
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