Gopal
  • Member for 5 years, 3 months
  • Last seen more than 1 year ago
RPi model 2 - USB ports receive no power
2 votes

Looks like hardware is damaged for some reason? Also, have a look at these links: https://www.raspberrypi.org/forums/viewtopic.php?f=29&t=93463 Disabling USB ports Apparently, there are ...

View answer
Raspberry PI GPIO not working
0 votes

Try adding GPIO.cleanup() before calling the GPIO functions. Also sometimes I add debug prints after every statement to see which call the process is hanging. Adding a handler for ctrl+C (keyboard ...

View answer
Suggestions to monitor mains voltage from a heating stat
0 votes

How about a traditional step down transformer and rectifier? Well, not so smart maybe.. But an opto-isolator with few passives should also help. You will need to build it as there doesn't seem to be ...

View answer