It can also fetch data from internet using api s.
Esp wifi module pin diagram.
Overview of the esp8266 wifi modulethe esp8266 is a really useful cheap wifi module for controlling devices over the internet.
It consists of an on chip wifi module bluetooth low energy module and bluetooth module.
Esp12e has all popular network protocols and security encryption in a single chip with fast speed and low power consumption.
Esp8266 wifi module for dummies.
You will see more information about it in the later part of this tutorial.
The esp12e wifi module is the best module for wifi communication.
The main part of this module is esp32 d0wdq6 chip.
Fcc ce telec wifi alliance and srrc certified.
Where to use esp8266 01.
It can work with a micro controller like the arduino or it can be programmed to work on its own.
There is no difference in programming esp 12 or esp 01 the difference is of only the number of ios available on the board.
The esp8266 is a very user friendly and low cost device to provide internet connectivity to your projects the module can work both as a access point can create hotspot and as a station can connect to wi fi hence it can easily fetch data and upload it to the internet making internet of things as easy as possible.
The internet of things.
It has 48 pins but all pins are not available to use in devkit.
The module esp12e is popular due to its cheapness and it has less ping as compare to any other module.