General • Re: How do I connect the voltage source to the Pico ADC ?
The divider is made with single 1% new resistors. I choose them like this so I can have 0.005 V for every ADC value step. I did it out of reflex, from the time when I was using Microchip PICs that...
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General • Re: Faulty batch of pico's?
Can you read what CPU stepping the RP2040 chips have, RP2-B0, RP2-B1 or RP2-B2 ?That should be on the RP2040 chip itself -Image borrowed from www.hackster.ioAnd what are you using to test the I2C0;...
View ArticleCamera board • Re: Your best camera module v3 shots?
I just realized the lenses I'm using are capped at 3 or 5 MP... the blue RPi lens has 10 MP cap so... yeah.I'm gonna try that and maybe my mind will be blown. Will post picsI realize this thread is...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: Hardware PWM documentation?
The python example you show uses the Linux API https://www.kernel.org/doc/html/latest/ ... i/pwm.htmlIt is probably easier to use the pigpio library through a socket for most applications.I've been...
View ArticleTroubleshooting • Re: Update process hangs during a fresh installation of...
Is there a bug tracking this so it gets addressed by adjusting the size in the OS images? I spent a few hours thinking it was my power supply and found that I had some poor cables for my bench supply...
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Automation, sensing and robotics • Re: Camera controlled dc motors
How fast will your motors rotate?Should the images the camera captures be taken by the software to change motor control?For very fast rotating objects (20140rpm=336rps RC airplane propeller)v2 camera...
View ArticleBeginners • Re: Unable to update Bootloader version - Raspberry Pi 5 / Ubuntu...
1. Boot the latest Raspberry Pi OS (Lite or Desktop) on any device (SD Card or USB).2. Run:Code: sudo apt update && sudo apt full-upgrade3. Use Raspberry Pi EEPROM Mananger:Code: chmod +x...
View ArticleBare metal, Assembly language • Re: usb host on raspberry pi 4
the pi4 has 3 usb controllersfirst, you have the crusty old dwc2 from past modelssecond, you have the broadcom xhcithird, you have the via labs vl805 pcie<->xhcithe vl805 on the pcie bus handles...
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Advanced users • Re: Image File Utilities
Shouldn't be github - if that's his concern - there are other public code libraries available.Which it already is, that public code library called forums.raspberrypi.com As has been said before, if...
View ArticleC/C++ • Re: libgpiod RPI 5, C++, libgpiod-led not working.
Here are links to two programs that use gpiod that run fine on my Raspberry Pi 5:dual_color_led.chttps://www.dropbox.com/scl/fi/d55v5ur2 ......
View ArticleGeneral discussion • Re: I want to make a cluster of raspberry pi as a server
I can't see adding a Pi3 making it significantly faster than the Pi4 running solo, both are hamstrung by lack of hardware encryption (assuming your site is SSL), the Pi3 hasn't got gigabit ethernet...
View ArticleGeneral discussion • Inverting x on TransformationMatrix in config
Hi team,Hopefully this is the right place I can't really see a better forum for itI'm using an ILI9341/XPT2046(ADS7846) touchscreen on a pi4, rotated 90 degrees. Everything is now working really well...
View ArticleGeneral discussion • Re: Battery for the raspberry pi 5
Drill batteries are the favourites and probably safest, you'll need a good 5A+ buck converter.Statistics: Posted by pidd — Sun Mar 10, 2024 1:18 am
View ArticleTroubleshooting • Re: bullseye64: red screen on SECOND boot
After initial boot, fully update and reboot before doing any intricate configuration, when I've updated and done configurations without the reboot I've come unstuck a few times in the past.Statistics:...
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General discussion • Looking fpr a particular heat sink
At https://www.reddit.com/media?url=https% ... lhl931.jpg is a very interesting heat sink apparently made with copper wires as radiators. It seems quite efficient but I don't know if it's a prototype...
View ArticleGeneral • Re: How to use the summation function in DMA CRC Calc
Thanks, the sleepy me thought there is a adder, but it's all under the checksum categoryStatistics: Posted by Eugenio2112 — Sun Mar 10, 2024 2:02 am
View ArticleGeneral discussion • Re: Looking fpr a particular heat sink
that seems like a DIY job to me.Statistics: Posted by kerry_s — Sun Mar 10, 2024 2:03 am
View ArticleUbuntu • Re: Unable to update Bootloader version - Raspberry Pi 5 / Ubuntu...
1. Boot the latest Raspberry Pi OS (Lite or Desktop) on any device (SD Card or USB).2. Run:Code: sudo apt update && sudo apt full-upgrade3. Use Raspberry Pi EEPROM Mananger:Code: chmod +x...
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Troubleshooting • Re: RPi3B+ isnt booting
is there a way to boot without external drives? like using internet? the pi3 can boot from the network, but youll need to run a tftp server on the router, and adjust your dhcp settingsStatistics:...
View ArticleGeneral discussion • Re: Inverting x on TransformationMatrix in config
Turns out I needed this: Option "TransformationMatrix" "0 1 0 1 0 0 0 0 1"Statistics: Posted by Horsepants — Sun Mar 10, 2024 2:14 am
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