Compute Module • Linux Reboot fail
Hello,I use a CM4 module in an industrial environment. I am observing a problem that the linux “reboot” command, after the CPU has performed the reset, no longer boots from the SD card.When I turn off...
View ArticleRaspberry Pi Connect • Connect failed to start, no screen
I did a fresh install of the July image for a PI 5. I've installed samba and locate and rpi-connect. It worked (screen) and then stopped.I've reinstalled rpi-connect and rebooted.I ran systemctl...
View ArticleTroubleshooting • Issue with Raspberry Pi 3 Model B+
I have purchased a new Raspberry Pi 3 Model B+ with a customized OS installed on the SD card. When connected to a monitor via HDMI and powered on, the Pi's green LED blinks continuously, but nothing...
View ArticlePython • Python & Portainer
I'm a complete newbie to using Python & Portainer, so here's a little explanation on my use case before I ask my question. I run a Pi4 as a Home Automation Server running Homebridge, and I'm...
View ArticleTroubleshooting • RPI CM4 and KSZ8795CLXCC
Hey!I've got an issue with CM4 linking with ethernet switch KSZ8795CLXCC. I've got 2 CM4, I/O board and custom PCB with KSZ8795CLXCC. The connection with the switch is transformerless through 100nF...
View ArticleAdvanced users • i2c expander
I am going to use this https://robu.in/product/pcf8574t-i2c-i- ... KgQAvD_BwE expander & i2c based 16*2 LCD display. How can I interface both? what are ready to use module that work in industrial...
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General • RP2040 Custom Board, doesnt run the code
Hi,We've created a custom board with the RP2040 and now we ran into problems running code. I've looked at other threads and tried applying what has been suggested such as lowering clock and changing...
View ArticleAutomation, sensing and robotics • How to analysis data from thermal images
HelloI hope you are doing well.I made a low cost camera, using mlx90640 and I collect the data using pithermalcam.I want to get the temperature variation around a specific region. I tried some numpy...
View ArticleTroubleshooting • Pi4b works but no blinking ACT LED
Hi, my Pi4b, which was previously working on another OS, has stopped blinking. I've flashed the Raspberry OS and set it up (the screen works and firefox) but it won't set the location date and time....
View ArticleTroubleshooting • Strange behavior of startx
Good day every one,I get into a problem with startx on Raspberry Zero 2W. My python script can be start (GUI is displayed on the screen connected to HDMI port) from ssh remote connection. But when I...
View ArticleTroubleshooting • Raspberry pi 5 Constant Red Light not booting
When turning on the Raspberry Pi 5, if the red light stops, the power will not turn on.Is it a hardware failure? Is there any solution?video: https://youtu.be/Re7k0Yo4jh8The SD card contains the...
View ArticleCamera board • LINK_FREQ and PIXEL_RATE
Hi,From the source code https://github.com/raspberrypi/linux/bl ... c/imx477.cWhat are the following two macros defined based on? and what is the conversion relationship between them? Assuming 2 MIPI...
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Troubleshooting • [SOLVED] Pi 4B will boot from one m.2 SATA SSD but not from...
Hi, I'm continuing to research this but would appreciate some pointers.I am using: Pi 4B 1GBRaspberry Pi USB-C power supply32GB m.2 SATA SSD256GB m.2 SATA SSD2x m.2 SATA to USB 3.0 adaptersThe pi...
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Troubleshooting • Raspberry Pi Hardware Repairs
Hi,I have been in the process of upgrading my in car entertainment system from a Pi3 to a Pi4.The Raspberry Pi 4 was working fine on the bench. I have had a PiMoroni PHAT DAC connected (can't recall...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • PWM phase offsets not working on RP1
Hi all!I'm working on a project on a Raspberry PI 5 where I need two synchronised PWM's operating with a phase shift. (Software PWM does not cut it for this application I'm afraid.)My problem is that...
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General discussion • unable to find my i2c slave
I'm using Raspi 5 to communicate with an Arduino via I2C. In `raspi-config`, I enable I2C, and I set parameters in `/boot/firmware/config.txt`:Code: dtparam=i2c_arm=ondtparam=i2c_arm_baudrate=400000I...
View ArticleOfficial Display • No HDMI signal after connecting the official display via DSI
Greetings all.I encountered the following issue: after that I connected the official touchscreen via DSI cable on my raspberry 3B now I'm no longer getting output on HDMI. I have verified this problem...
View ArticleRaspberry Pi Connect • using x-www-browser for signin
Connect devs: If I do "rpi-connect signin" from a command line while in a graphical session, you not only post the following message, you also start a browser to go there: Complete sign in by visiting...
View ArticleTroubleshooting • 100%cpu usage
Hi,I have an 8gb pi5 running 64bit pi os,after installing the is all is ok, if I leave it to idle fur ax day or so all of a sudden various processes start maxing out the cpu where can I look fur me...
View ArticleTroubleshooting • I can't make the PiHut Wifi USB adapter work
Hello folks,I've a couple of old RaspberryPi (freshly installed): a Raspberry Pi 1 Model B+ and a Raspberry Pi 2 model B.Both are running latest Raspbian OS lite. Both are working fine with an Edimax...
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