General • Re: RP2350 Errata E9 - Pull-down lock-up
I found it's possible to cause the ~2V latchup even without enabling the internal pull-down. See https://github.com/raspberrypi/pico-feedback/issues/401.Statistics: Posted by dhalbert — Mon Aug 26,...
View ArticleGeneral discussion • Re: Forget Username and Password
Is your PiHole computer 64-bit capable? You can boot any 64-bit OS in any RPi that supports 64-bit. Assuming it has the right firmware.The same is NOT true for 32-bit OSes which won't boot on an RPi...
View ArticleRaspberry Pi OS • Re: install custom kernel RPi5, cross compile using RPi5
There is not a build for using the RPi5 as host and burn the result Linux arm64 kernel for theRPi5 to a SD card. (/dev/sda1-2) Running the following command on the host RPi5 will produce...
View ArticleCamera board • Re: Software for a Pi Microscope
You could try this.. see if it suits...https://github.com/Gordon999/RPiCamGUIOk thanks! I'll check it out. Another question for anyone who notices this:I am wondering if I can use the Pi 3 as a device...
View ArticleGeneral • Re: GPIO output defect?
If the OP's pull-down driver has been damaged and no longer works, it seems plausible this was caused by over-voltage burning that pin's driver out, perhaps by connecting it to a 5V signal in...
View ArticleTroubleshooting • Re: Connected two Waveshare HATs to a Pi5, killed my Pi
According to the info in https://www.waveshare.com/wiki/Stepper_Motor_HAT (Q/A-section) stacking is not supportedLadies and gentlemen, we have a winner!OP, how did you get the idea that you could just...
View ArticleTroubleshooting • Screen size problem using 7" Display on Pi 5
I have two screen problem and I suspect they are related.1) The desktop seems marginally oversized in that if I move the mouse cursor to all 4 edges of the screen, on the top and left sides the cursor...
View ArticleGeneral discussion • Re: Raspberry Pi 5 2GB released! $50!
If not, is there any value inside the RPi5 one can read out to know if the SoC has C1 or D0 stepping?Code: $ cat /sys/firmware/devicetree/base/axi/gpu/compatible brcm,bcm2712d0-vc6It's...
View ArticleTroubleshooting • I2C address conflict with concurrent calls on separate buses
Hi there,We have an issue when making calls on i2c5 (pin 10,11 - ALT5) and i2c10/0 at the same time, where the signals seem to be getting crossed. If we poll i2c5 for open addresses at the same time...
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Troubleshooting • Re: Raspberry Pi 3 can't ssh, can't login, but ping ok
(By the way, raspbian was the old name for raspi'os, this is just a name evolution, no ?)No. Raspbian is and always has been the name for the project that the old 32-bit OS gets most of its software...
View ArticleGeneral • Re: RP2040 and RP2350 PIO differences.
To reply to my own question.....Project in question is a fork of another, the original author had not initialized the Pins for 1mhz and r/w in the main code, this didn't seem to matter on the RP2040,...
View ArticleGraphics, sound and multimedia • Re: Connecting external output jacks to...
I have also tried to hook up an encoder to the DAC PRO with no luck.Encoder is a 24-position 5-pin encoder. I have connected GPIO 23 (to encoder CLK) and GPIO 24 (to encoder DT) for rotary encoder,...
View ArticleAutomation, sensing and robotics • Re: BLE counter based on authorised Tags
A Python script could be another option for a proof of concept, maybe something like this:https://github.com/bowdentheo/BLE-Beaco ... me-ov-filehttps://pypi.org/project/ble-scanner/You'll have to add...
View ArticleOther projects • Security Camera
Hi,A few years ago I made a security camera to moniter my house while away, using a Pi Zero w and Pi camera running Motioneye, I could access motioneye on my local network through a browser, and on my...
View ArticleBeginners • Re: Problem in login
HiThe way to get connect to the Octopi was using the Raspberry IPThanks for help DoronStatistics: Posted by sonra — Tue Aug 27, 2024 8:31 pm
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General • Re: Pico2 40Mhz SPI Signal integrity
Ok, I think the main reason for my display artifacts is the difference on how SPI CS is handled on RP2350 together with DMA.On ESP32, SPI CS stays low for the whole DMA Transfer (e.g. 16 Bytes). On my...
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Troubleshooting • Issues using a logic level converter driven by the Pi GPIO
Hey folks, I'm stuck on something I thought would be simple. I am trying to use the GPIO on the PI to drive a stepper motor driver. Because the GPIO on the Pi sources 3.3V I am using a logic level...
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General programming discussion • Re: 24 Minute Sun Simulation
Thanks again for the assistance.Two 150W PSU (thank you davidcoton) were purchased to power all of the lights.I only saw 20 AWG wire on the website so hopefully that'll work. I will definitely attach...
View ArticleTroubleshooting • Re: Trying to setting up Open-CV for Object Detection on a...
Download and unzip their zip file and put the directory Object_Detection_Files under Desktop, it will be in the unzipped structureStatistics: Posted by gordon77 — Tue Aug 27, 2024 9:13 pm
View ArticleTroubleshooting • Re: Issues using a logic level converter driven by the Pi GPIO
If you look at the datasheet: https://bulkman3d.com/wp-content/upload ... D-v1.1.pdfPage 4 shows the control signals are basically optoisolators with 330 ohm dropper resistors. You might find that...
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