I´ve been developing a project recently that I want to connect and control it via wifi. I was using an arduino uno and now I bought a wemos R1 D2 Board with an esp8266 inside to do it. Before starting to connect the components of the project I wanted to firstly try and understand how it works. So I…

it is a D1 R2. it is called a boards support package, not 'library'. in D1 R2 you have to use D2 instead of 2 for board pin labeled D2. D2 and other Dn names are constants mapped to the right esp8266 io pin number. some pins of the esp8266 are boot config pins. they require a HIGH or LOW on boot…

Problem with a wemos R1 D2 Board

Development Tools IDE 1.x

duartefaustino04 October 3, 2021, 2:04pm 4

I tried changing the 2 for D2 and it worked thank you!!!

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Problem with a wemos R1 D2 Board

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