OpenSprinkler › Forums › Comments, Suggestions, Requests › Opensprinkler on ESP8266 › Reply To: Opensprinkler on ESP8266
June 9, 2018 at 12:54 pm
#50573
Ray
Keymaster
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.