Interfacing (DSI, CSI, I2C, etc.) • Using MB85RC256 FRAM chip with Pi
HiI have no idea if this may be of help to anyone trying to use i2c to communicate from a Pi to an FRAM chip such as the MB85RC256 .Though Adafruit distribute an 'FRAM breakout' (that seems to use the...
View ArticlePython • Re: Python Program Adaptation
The main difference will probably be in the use of the GPIO i.e. Pi 5 using the gpiozero library whereas Pico uses machineIt should be possible to create a 'machine.py' shim which allows most Pico...
View ArticleGeneral • Re: Possible to use R. Pico with ArduCam 16MP?
Consider the numbers. As examples:1. Video at 30 frame/s from a 16Mpixel sensor is 480Mbyte/s or 3.84Gbit/s. When originally designed by Philips, i2C was never intended to go faster than a few hundred...
View ArticleBeginners • Re: New RP 4B 1st boot - HDMI screen not displaying
This is the key part:Code: [ 2.599764] EDID block 0 (tag 0x00) checksum is invalid, remainder is 157[ 2.599799] [00] BAD 00 ff ff ff ff ff ff 00 1e 6d 1f 77 ed 89 03 00[ 2.599808] [00] BAD 02 1d 01 03...
View ArticleGeneral discussion • Re: RPi 5 with new NVMe Base from Pimoroni - strange...
1. I use the GUI to look at the Devices via the desktop and when I select the new 256Gbyte drive it indicates the file format is invalid?? so not sure what is going on there.Run df, lsblk and mount...
View ArticleGeneral discussion • Re: Pi 5 for flagship product boot experience is bad
Respectfully, you question my claim to have originally backed first gen pi was equally arrogant, offensive and confrontational. That was uncalled for so no need to get sensitive when I keep the same...
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Advanced users • Re: Use MIPI image sensor with RPI CM4
Thank you for your time.I'm currently trying to send i2c commands to see if the sensor is not broken or well connected;These are the schematics for the sensor While talking with melexis tech support,...
View ArticleHATs and other add-ons • Re: NVMe x4 and x1 compatibility?
Surely that should read, I've stopped it logging the error that happens, but the error is still (most probably) happening in the backgroundStatistics: Posted by bensimmo — Wed Mar 06, 2024 3:53 pm
View ArticleCompute Module • Error "no cameras available"
Hello,I'm having trouble getting the RPI Camera Module 3 to work. I'm using the Compute Module 4 (2GB RAM, 8GB eMMC) with the Baseboard from Waveshare CM4-IO-BASE-B. I've just installed the following...
View ArticleFrançais • Re: gpio c++
donc j'avais fait un programme en python qui ecrit aussi dans un txt les valeur des sondes et au debut marche bien et un moment beug pareil donc je pense que le soucie vient des sondes pourtant elle...
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Troubleshooting • Time / Date is wrong on Bullseye OS, chromium is claiming
Hello,I just installed a fresh Image, Bullseye OS Desktop on a CM4 with Waveshare Baseboard.I connected a LAN cable, but chromium is claiming "date and time are incorrect".Timezone is correct.Where...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: How Can I Force DSI Output on Pi 5
UPDATE:I was able to get DSI outputs working by compiling the "vc4-kms-dsi-dumb-panel-pi5" overlay myself and removing its header files, however I could not make the "vc4-kms-dsi-generic" work yet, I...
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Troubleshooting • Re: RPi3B+ isnt booting
It's not a case of a new 3B+ with old firmware, is it? Normally there would be a message on the screen, but that might have been suppressed.The date on the image is early 2023, so it could be late...
View ArticleTroubleshooting • Re: pi5 running insanely hot (80C +) with 40% cpu load
The problem with summer time may be that the fan will send the same hot air that can't escape from the case. The active cooler may be more than enough but the "problem" imho will be the case.The case...
View ArticleHATs and other add-ons • Recommended maximum 3.3V current draw for a HAT on...
Are there any guidelines regarding what is the permissible (or recommended) maximum current draw from the 3.3V power rail (i.e. the 3.3V pins on GPIO) for a HAT used with the Pi 5?From what I have...
View ArticleTroubleshooting • Re: Autostart bashscript with libcamera does not work
See below the log.It looks something is running, but where? It's not on my screen (HDMI) ??What can I do here?Code: No protocol specifiedPreview window unavailable[0:00:18.059966766] [1042] [1;32m...
View ArticleSDK • Re: pico_sdk_import.cmake question
This appears different than what was posted above.Yes. It's showing that PICO_SDK_PATH has already been set, and correctly - ignore the direction of slashes because CMake will.As it's being explicitly...
View ArticleTroubleshooting • Re: DS3231 IIC Clock not working
Hello, yeah I checked it and it's enabled.....but still not working...Statistics: Posted by koerli — Thu Mar 07, 2024 3:55 pm
View ArticleRaspberry Pi OS • Re: Static IP with Bookworm
I agree with the above sentiment that the documentation is a little bit proscriptive where it may not need to be.For my own purposes, I often bring up small clusters of Pis, and it's way faster for...
View ArticleBare metal, Assembly language • Struggling to make SPI DMA work
Hi.I am implementing pixel data transfer via SPI + DMA on Raspberry PI 3B+I have an ili9341 display and I want to output 320x240x3 bytes of data over SPI with the help of DMAI have read carefully...
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