General • Re: why does core 1 pause while core 0 writes flash?
The flash cannot run two commands in parallel so if it is writing/erasing the XIP is likely disabled completely and then reenabled. Maybe the code on second core could run if it was executed from RAM...
View ArticleBeginners • Re: Which Os should I choose for my raspberry pi 4 B?
Aggravating ongoing issue (5 days and nights) with Arducam OV5647 Camera Module on Pi4 OS Version 20231012 - Bullseye.(Noted: their brief installation to use raspi-config to Enable Camera that is no...
View ArticleTroubleshooting • Re: RPI5 not booting
what kind of PSU is that?what happens if you push the on button?I tried multiple power solutions, all give the same results, including a 5V 60W PSU directly on the power pins through a hat (that works...
View ArticleSDK • Defining C defines at the "cmake .." stage
I'd like to build different executables from the same source. Not much different but for a single define.Imagine my project having a Launchpad.c, a build-LP1 directory, and a build-LP2 directory. I'd...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: MIPI DSI
Which version of the MIPI DSI spec are you reading that supports high speed reverse direction transfers?V1.1 includes in section 5.2For bidirectional Lanes, data shall be transmitted in the...
View ArticleBeginners • Re: 256G SSD - creating image on 32G USB
just use the SD card copier app and make sure tick the 'new UUID' checkbox.Doing that frequent with different sizes of NVMe (128GB to 500GB) -> not an issue as long as your installed data is less...
View ArticleBeginners • Re: inverted mouse movements after rotating screen
has been discussed several times on the forum.Try RPI Connect, should work there (as long as you've not switched back to X11)Statistics: Posted by aBUGSworstnightmare — Tue Jul 16, 2024 12:36 pm
View ArticleGeneral • Re: Using oscillator of different frequency with RP2040?
Thank you all for your replies, they are very helpful.I might have found a better solution though: run the RP2040 using the standard 12.0000MHz crystal or oscillator setup, and feed one of the...
View ArticleGeneral • Re: Pico W - USB power state not always correctly reported
It would be nice to know the reading for VUSB by the OP at the Pico W USB socket, or even better, check it using an oscilloscope. I'm really curious about the voltage at GPIO2 as well.For VDDIO 3V3,...
View ArticleSDK • Re: Issue with Flash Programming SDK Example
It would be worth raising it as an issue here - https://github.com/raspberrypi/pico-examplesStatistics: Posted by hippy — Wed Jul 17, 2024 11:30 am
View ArticleBeginners • Re: Using Raspberry Pi for OEE
I would expect the existing FANUC software (logging / SDK/ ethernet interface) to provide that basic data, but it looks like some consultancy may be needed.Presumably you laready have a Pi and have...
View ArticlePython • printing image in python
Hello,I would like to print an image in python.I have a label color printer. When I try to print by the iamge viewer of the system, everthing works well (just need to select the correct paper type...
View ArticleBeginners • Re: How to connect RP to industrial machines to calculate OEE?
Hang on, is this the same as viewtopic.php?p=2237564#p2237564 ??Statistics: Posted by neilgl — Wed Jul 17, 2024 11:51 am
View ArticleOther • Re: Windows on Pi5
RaspiSteve is, of course, correct as to what these sorts of tr***-ey threads (of which this one is only one, but hardly the last) are really all about. The implication that "Of course, it has to run...
View ArticleMicroPython • Re: SPI just Plain not working
I attached an LED to pin 18, copied and pasted your sample code, and set the baud rate to 1 so that I could see it flash if it worked. Sadly it did not. Also, my Chip Select is just a pin defined as...
View ArticleBeginners • Re: GPIO to control led
This sets GPIO17 on (and it stays on when python script exits)Code: import gpiodfrom gpiod.line import Direction, ValueLINE = 17with gpiod.request_lines( "/dev/gpiochip4", consumer="example", config={...
View ArticleAdvanced users • Re: Monitor fan speed on the Pi5 - SOLVED
That explains it. The firmware drives the fan control pin low to start it spinning, and if the tach pin sees pulses it knows there is a fan present, and automatically loads the overlay. With a bent...
View ArticleRaspberry Pi Connect • Re: Raspberry Pi Connect - Paste to Remote
Is that the browser on the PC or the browser on the RPi....how do I find the JavaScript errors?The browser on the PC (the one trying to connect to your Raspberry Pi device via screen sharing). In...
View ArticleDevice Tree • Re: RPi5 and RP1 GPIO ALT function
The pin declaration style you are referring to is intended only for backwards compatibility with older Pis. The RP1 pinctrl driver includes a translation table from old-style "brcm,function" values...
View ArticleAdvanced users • Re: RPI Secure boot not working as expected
We have already stored public key in eeprom and created boot and sig image. placed the same in boot file system. but its not working as expected after reboot.If there is any working steps procedure ,...
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