Re: ESP8266 or generic USB dongle on pi zero for beginner?
Posted: Sun Sep 16, 2018 9:40 amDominic Jackson wrote:I wanted to control the fan speed on a little greenhouse ... I want to work out how to control the current going to a pair of fans, not only as a switch (on or off) but as a variable rpm depending on how hot or cold it is.
Could you indicate what you mean by "little greenhouse". The link I provided was my idea of little, and from the last post I may have to scale down my idea of little. The hardware obviously would be different for a micro-greenhouse.