Hi Guys, We've built a Lighthouse that does some light shows for a customer, but out sourced the code for the esp8266. Whilst ut in the rain a board got damaged and we've had to repace it. however when i try download the code to the esp i keep getting an error can anyone help? the error says …

"not defined error" please help

TomGeorge October 28, 2021, 11:28am 9

Hi,
Does the ESP8266 have a D3 pin?

Tom...