Beginners • Re: Using a transistor to selectively power an element
Change the PNP transistor to an NPN, connect the emitter to ground, base same as before, and collector to the -ve side of the LED, 5V to the +ve side. As RasPiSteve says, the base-emitter voltage...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: Interfacing DSI on pi 5 to ICN6202
Sorry, but is there a driver for ICN6202 in the kernel tree?Why not simply use TI SN65DSI83 for your display? Driver is there and confirmed working.Due to cost difference i chose this. SN65DSI83 TQFP...
View ArticleOfficial Display • Re: Display Only Shows Backlight
looks like a waveshare DSI FPC to me.Statistics: Posted by aBUGSworstnightmare — Tue Jul 09, 2024 8:22 am
View ArticleBeginners • Re: Before I buy a Pi5
Thanks ! Pi 5 is now on back-order. Setup an old 4B 8Gb with the new bookworm in the meantime, to get a feel for it.Ended up needing to share the monitor via the ports in it, the PC is DisplayPort 1.4...
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Beginners • Re: Chromium is not supported on Rasberry Pi Model B
FWIW I'm running Mozilla Firefox 102.15.1 esr on my RPI 3B+ running Bullseye.I have several 3s. They run a web browser OK.For some value of ok.... It is easy to have a 3B+ running from an SD card,...
View ArticleOther • Re: PoE HAT not working when using buildroot image
@rasp14, did you eventually solve this?Statistics: Posted by dividuum — Tue Jul 09, 2024 8:29 am
View ArticleCompute Module • Re: DS3231 in place of PCF8053
It sounds like there may be problems with your design - shorts etc. - but I'm going focus on the software configuration. If you've copied the CM4IO wiring for the RTC then you've unfortunately also...
View ArticleAdvanced users • Re: AMA0 RS-485 mode
is that might get confused if you clear the flags while the port is activeDid you write about changing the port configuration when it is open, for example, by Picocom? If yes, then it has never been a...
View ArticleCamera board • Re: Cannot Load Different Tuning Files on Multiple Cameras
Unfortunately it isn't possible to have different tuning files for the same model of camera (if they're running in the same process). This is a libcamera limitation which we have long wanted to...
View ArticleAdvanced users • Re: RPi4B and mainline linux kernel lacking USB
On Pi 4, USB is provided by the VL805, which is connected via PCIe. After applying your defconfig, I think you have some omissions in that area:Code: # CONFIG_PCIE_BRCMSTB is not setAlthough not...
View ArticleAutomation, sensing and robotics • Re: RPi 3 as burglar alarm control panel
Thanks for your reply. That was a nice overview. I never considered the Pico-W. I just had an old Pi3B lying around and decided to use it.Statistics: Posted by SilverSideUp — Tue Jul 09, 2024 8:55 am
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Learning MIPI DSI on PI 5
HI, Im trying to drive MIPI DSI Displays on PI5. I have two MIPI DSI 4 lane LCDS with generic initialisation codes like 0x11 and 0x29. And I also have an ICN6202 based bridge to convert DSI to LVDS. I...
View ArticleRaspberry Pi OS • Re: Is it possible to install Raspberry Pi Bookworm on an...
Well in the end I finally figured out what the problem was - when you install Bookworm onto a SD card and boot it for the first time on a Pi Zero, it takes a much longer than usual amount of time...
View ArticleBeginners • Re: RPI 4 Model B DSI LCD Display Issue on Android 13
I don't understand what you are trying to do.Are you saying that the screen works ok on Debian, but not on Android?Statistics: Posted by kip_the_elder — Wed Jul 10, 2024 8:08 am
View ArticleCamera board • Re: Red Hue When Using IR Filter with V3 NOIR
So, I've captured my images. I took four using a DSLR calibration grey card that I got off Amazon.I captured the images using Code: libcamera-still -o alsc_6000k_1.jpg -rHere are the images:...
View ArticleCamera board • Re: How to use OS04a10 night vision cam
I have read the troubleshooting steps as the OS04A10 camera is not in the third party camera list. So, I want to write my python code for the cam. In this scenario I have to write on the register of...
View ArticleNetworking and servers • Re: Docomentation - Bridging in Bookworm
Just to be clear (typo in my OP...), I followed the documentation on "bridging wifi" and did TWICE (different SD-cards) with fresh Bookworm light downloaded yesterday and verfied with sha256sum:-...
View ArticleCamera board • Re: RuntimeError: Stream 'a.jpg' is not defined with NoIR V3...
Hi, "capture_image" returns an image object but does not save anything to a file. So the correct usage would beCode: image = camera.capture_image('main')or even justCode: image =...
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Interfacing (DSI, CSI, I2C, etc.) • Re: DSI Encoder and DSI Packet in...
Too bad that I don't have MIPI D-PHY analyser nor fast oscilloscope.Thanks for the reply though. Statistics: Posted by ylim — Wed Jul 10, 2024 8:30 am
View ArticleGeneral programming discussion • WiFi captive portal and email
Hello,on Raspberry Pi OS lite, I installed RaspAp and nodogsplash, the captive portal launches well when you connect to WiFi, but I would like the user to provide an email address (that I would keep...
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