OpenSprinkler › Forums › OpenSprinkler Unified Firmware › Strange problem, (at least strange to me) › Reply To: Strange problem, (at least strange to me)
December 1, 2021 at 7:50 pm #71778
I’ve occasionally seen this before. I am not sure what’s the root cause, but I think it has to do with the fuse bits settings. AVR microcontrollers have a notorious problem where in some cases if the fuse bits are programmed incorrectly it might require a high voltage programmer to reset that.