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(Solved): Arduino Coding With ESP8266 NodeMcu:Background:A mailbox switch works by completing a circuit betwee ...
Arduino Coding With ESP8266 NodeMcu:
Background:
A mailbox switch works by completing a circuit between an inbound and outbound wire
Task:
Write a program with Arduino IDE that switches a mailbox circuit on just like a doorbell switch and is controlled over wifi. note which pins you are using.
Here is a picture of a doorbell switch circuit and the NodeMcu...