OpenSprinkler Forums Comments, Suggestions, Requests Opensprinkler on ESP8266 Reply To: Opensprinkler on ESP8266



If you use the stock OpenSprinkler firmware — it assumes you have buttons, which on OpenSprinkler main board are connected to the PCF8574 IO expander. If you don’t have that, the ui_state_machine will probably cause problems as it will read button status incorrectly.