hi!
false alarm - it was a defect on the PCB - too difficult to explain and of no general interest, but thanks for your willingness to help!
yours wolfi

hi! here is my config.txt # For more options and information see # http://rpf.io/configtxt # Some settings may impact device functionality. See link above for details # uncomment if you get no picture on HDMI for a default "safe" mode #hdmi_safe=1 # uncomment this if your display has a black border ...

hi!
just asking myself whether this is a related problem?
https://www.raspberrypi.org/forums/view ... p?t=246581
yours wolfi

hi! i have been searching thoroughly, also found this thread - https://www.raspberrypi.org/forums/viewtopic.php?f=28&t=256344&p=1563284&hilit=RTC+DS3231+buster+PI4#p1563284 - but I think I have a different problem here. I have an adafruit DS3231 module on a PCB here. if i set up the clock according ...

hi!

well - one thing that is on hold is an encoder interface. i was implementing relative encoders to monitor the steppers in the beginning, but i was putting that part on hold as i realized that is not THAT important ...

yours
wolfi

hi! thank you very much. it is a fun project, so lets see whether other people pick up on this. i posted it to cloudynights and other german websites. however, it is my hack-project, and i do not intend making it a product. people may reproduce it, but the support i can provide is unfortunately limi...

i am sorry that the link did not work ... https://github.com/selste/TwoStepperControl
... this is the git, and there is the wiki
yours wolfi

Hi! I have a rather heavy DIY telescope and for controlling the 350+ kg of that beast, I was annoyed by the plethora of adapters, cables, additional programs hampered by Windows component updates and so on. So I programmed my own stepper controller on a Raspberry Pi 3, which features standalone auto...