Troubleshooting • Re: Pi5 8GB Bookworm Headless screen resolution and rotate
Why the hell did you choose composite? Composite can't do the resolution you've requested.Use HDMI-2 instead. Remove all what you've added, making sure it's a single line only, then add below to the...
View ArticleOfficial Display • Re: Touch Screen 2
I had the same problem. Tried multiple RP 2, 3 and 5. Then I updated the O/S and it worked. Definitely need to print that on the instructions.might help, but 'think first' may be better! Question to...
View ArticleTroubleshooting • Re: Pi4 Weird color when dtoverlay=vc4-kms-v3d enabled for...
Knowing what framework is generating the content is going to be key.I'm guessing they are using some form of OpenGL 3D construct, and it's missing initialising some parameter so leading to different...
View ArticleCompute Module • AI Hat+ and GPIO header
Does the AI Hat+ require any connectivity to the GPIO header, or can everything be done over the PCIe port alone?I'm thinking of a future compute module design that could utilize the AI Hat+ and won't...
View ArticleGraphics, sound and multimedia • Re: First ever development project - Mini TV
Ok. So the second project you linked to seems like a precompiled version of the first. But the first has a warning, which you may have become a victim to:Feb 2024 UpdateThe era of fbcp-ili9341 has...
View ArticleGeneral • Re: RP2* engineering modules?
For what it's worth, ESP32 is full of NDAs, and ESP32-C6-WROOM-1-* runs everything on its single core, wifi stack half in software, RTOS, memory fragmentation, constrained heap(s). I'm not sure how...
View ArticleCompute Module • CM4 Dual Cameras with other I2C devices?
TLDR Summary: Is it possible to get dual cameras working on CM4 carrier board with two other I2C devices?Working on a project that requires dual camera sensors. I do not need both cameras running...
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Raspberry Pi OS • Re: Labwc no interlaced resolutions
I don't believe wayfire supported this either.As I understand it, wayland doesn't support interlaces modes.If you use raspi-config and switch to wayfire does it work any better?Oh it definitely does,...
View ArticleSDK • adc dma capture example -- DMA_SIZE_8
Hello, all.I'm having trouble with the adc dma capture example on the Pico examples github page.I'm using VS code on my Ubuntu machine to program my Pico using the Pico Debug Probe.I don't understand...
View ArticleGeneral discussion • Re: Installing software with Pi Imager. 'No storage...
After installing the Pi software, inserting the software in the Pi, I then lose the ability to write any programs to the SD card using the Pi Imager. Very frustrating! Is there a code I need to write...
View ArticleSDK • Re: adc dma capture example -- DMA_SIZE_8
See last arg here:Code: adc_fifo_setup( true, // Write each completed conversion to the sample FIFO true, // Enable DMA data request (DREQ) 1, // DREQ (and IRQ) asserted when at least 1 sample present...
View ArticleGeneral programming discussion • [SOLVED]bash programming compare operation...
Hello, I was writing a script to check if wan ip address changed or not, if changed update the new ip to ddns and letting it run in cron. I saw different behaviors when the script is executed normal...
View ArticleGeneral programming discussion • [SOLVED]Re: bash programming compare...
Issus resolved. Was doing the mistake of not adding shell to the script.Code: #!/bin/bashvar1="a"var2="a"if [ "$var1" == "$var2" ]; then echo "same" >> /home/pi/test.logelse echo "notsame"...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • I2C addresses not found
I am trying to attach soil moisture sensors and a BME280 via I2C to my raspberry pi zero 2. When I wire in the bme280 attached to a 1ft wire and run i2cdetect -y 1 it very quickly finds 77 as the...
View ArticleRaspberry Pi OS • Re: Compatibility new Raspberry Pi OS (6.6)
AIUI that release of Bookworm 32bit should run on all Pi models (though with a 64bit kernel on some) and default to Wayland with labwc.You can change that via raspi-config if you wish (look under...
View ArticleAutomation, sensing and robotics • Running space heater with relay board
I started looking for greenhouse heaters for my greenhouse automation project and am realizing most have two modes, 750w and 1500w. I have this relay board that I am using to control it...
View ArticleAutomation, sensing and robotics • Re: Connecting Pi to 120VAC wall powered...
I really hope your instructors have given full advice and consideration to the dangers involved in mucking about with mains voltages.Not just the risk to the equipment but to life and limb...
View ArticleGeneral • Re: Tcl on Pico?
Hippy, how did you get this lovely output?Code: Program Name : tclTarget Device : RP2350Target Chip : Cortex-M33Target ISA : ARMv8-MTarget Code : RP2350 ARM-S - Secure ARM ImageTarget Board : Pico...
View ArticleAutomation, sensing and robotics • Re: Running space heater with relay board
What voltage(s) do those heaters run at? AC or DC?Once you have that an internet search should be able to calculate the load for you.Usual caveats re mucking about with mains voltages apply (don't...
View ArticleRaspberry Pi OS • Re: Raspbian Taskbar plugins
UPDATE: I think that after more research this is for the Raspberry pi 5 RTC battery considering that the legit brand name raspberry pi battery says it is Rechargeable.Still cool feature.Statistics:...
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