Android • Re: [DEV] LineageOS 21 (Android 14) for Raspberry Pi 4 & Pi 5
I'm having trouble with TWRP on my CM4 -- the recovery process repeatedly segfaults:Code: console:/ # [ 10.127111] init: starting service 'recovery'...[ 10.132585] init: Created socket...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: Using TDM I2S on the 5
The RP1 datasheet? It doesn't say anything of the capabilities wrt TDM. It only points out the Synopsys driver for a "reference implementation", which is why I post the question here, where supposedly...
View ArticleAutomation, sensing and robotics • Re: solid state relay not working as i...
- this SSR only switches AC loads- load current is 0.1 A to 2A * For tests use a legacy bulb (no LED) with min 30W@220VAC- load voltage is 75 to 264 VAC *, so not suitable for low voltage...
View ArticleGeneral • Re: RPi Pico W : USB Device Malfunctioned Issue
even when i press the BOOTSEL button and plug the usb cable into my pico w i get an error on windows saying USB Device MalfunctionedStatistics: Posted by mubamistry2520 — Sat Oct 26, 2024 6:51 am
View ArticleTroubleshooting • Re: dnsmasq refuse SOA <Root> requests
Changed toauth-server=mypi.domain.local,wlan0/4 then SOA <Root> was not refused- Beats me whyStatistics: Posted by MatsW — Sat Oct 26, 2024 7:40 am
View ArticlePython • Re: Detect motion with pi camera v1
This example from the excellent github picamera2 repository captures motion: https://github.com/raspberrypi/picamer ... _motion.pyStatistics: Posted by neilgl — Sat Oct 26, 2024 8:30 am
View ArticleBare metal, Assembly language • RPi 5 always-on GPIO (bcm2712 gio_aon)...
I'm making a simple blink bare-metal example program for the Pi 5, and I wanted to blink the on-board green (ACT) led.According to the linux kernel files, the ACT led is connected to GPIO 9 of...
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Bare metal, Assembly language • Re: RPi 5 always-on GPIO (bcm2712) control
I think it's actually starting from 0x107d517c00 (having the "0x10 prefix") according to this reddit post: https://www.reddit.com/r/raspberry_pi/c ... are_buttonCode: $ sudo grep -i gpio...
View ArticleAutomation, sensing and robotics • Re: 2 Relays Module with JD-VCC
The referenced pdf file shows the schema of the board. Compare with the schema in viewtopic.php?f=91&t=83372&p=1225448#p1225448 Do not use the jumper shown in the image on J5. Connecting relay...
View ArticlePython • Re: Pygame on Raspberry Pi looks very weird
Try this:Code: #!/usr/bin/env python3import pygameimport sysred = (255,0,0)black = (0,0,0)test_box = pygame.Rect(10, 130, 80, 60)pygame.init()screen = pygame.display.set_mode((0, 0),...
View ArticleTroubleshooting • Re: I want to use ky-013 for raspberry pie pico.
... and the constant 65335 in "temp = math.log(10000.0 / (65335 / read - 1))" should be 65535 == 0xffffThank you for the correct information.As you said, I modified it as the code below.But among what...
View ArticleCamera board • Re: "Or Better"?
In mergeviews, I'd put it round here:Code: request_2 = cam2_request if request_2 is None: return request_2.acquire()and in save_request it probably only needs to go round "cam2_request.release()", but...
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Bare metal, Assembly language • Re: RPi 5 always-on GPIO (bcm2712 gio_aon)...
Just wanna say that it works perfectly! Thanks a lot For anyone who stubles upon this, there's two relevant registers: GIO_IODIR (at 0x107d517c08; sets the GPIO direction - 0 is output, 1 is input)...
View ArticleRaspberry Pi OS • Re: how to make apt (-install) work again for Stretch?
WHY do you WANT to use apt on Stretch? There will NEVER be any updates and it is unclear WHAT you want to do. If you explained you might get more helpful responses.It is quite simple to run apt if you...
View ArticleCamera board • Re: How to optimice low latency video streaming from Picamera2...
I have tested with different settings all the result is about the same delay of 500 ms.Tests:create_video_configuration set to buffer_count=1, Delay of 500 mscreate_video_configuration set to...
View ArticleGeneral • Re: How to setup FreeRTOS for RP2350
I haven't tried it myself, but this video from Dr. Jon EA Ltd appear to be a very good starting pointRunning FreeRTOS Kernel on RP2350 and Pico 2Statistics: Posted by AndyD — Sun Oct 27, 2024 8:43 am
View ArticleGeneral • Re: output(printf()) does not show in the serial monitor
@Vineethad, you should use the code tags (you can edit the posting and make the change), otherwise it will be very difficult for anyone to decipher the code.Statistics: Posted by katak255 — Mon Oct...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: I2C1 stopped working, others act funny
Just a quick reflection on the schematic. Is it really 4.7 Ohms? Shouldn't it be like 4700 Ohms for the high level pullups? In other words, check the level converter, it might have fried if you really...
View ArticlePython • Re: Reading Photoresistor Values on LCD
Just look to your code how the temp and humidity sensor values are measured and placed on the LCD, and then do this similar with the photoresistor values.Or post your code here and perhaps someone...
View ArticlePython • Re: Detect motion with pi camera v1
Update: running it on a Pi 3B+ (Bookworm 64-bit) with a V2 camera module it all worked fine.I transfer the captured video to my PC (ftp) and look at it in VLC on the PC - all good.The problem was...
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