Summary of ESP8266 Web Server Tutorial
This project guides you to create a standalone web server using an ESP8266 module flashed with NodeMCU firmware, allowing you to toggle two LEDs via WiFi. It explains the benefits of NodeMCU for programming ESP8266 with LUA script, provides wiring instructions, and details the process for flashing the firmware using a Windows flasher tool. The project culminates with schematics to set up the web server and control the two LEDs remotely.
Parts used in the ESP8266 Web Server LED Control Project:
- ESP8266 WiFi Module
- Two LEDs
- Connecting wires
- Power supply (3.3V)
- NodeMCU Firmware (for flashing)
- NodeMCU Flasher Software (Windows)
Written by Rui Santos – Download free eBook with Arduino projects here
If you want to learn more about the ESP8266 module, first read my Getting Started Guide for the ESP8266 WiFi Module. In this project you’ll create a standalone web server with an ESP8266 that can toggle two LEDs.
Why flashing your ESP8266 module with NodeMCU?
NodeMCU is a firmware that allows you to program the ESP8266 modules with LUA script. And you’ll find it very similar to the way you program your Arduino. With just a few lines of code you can establish a WiFi connection, control the ESP8266 GPIOs, turning your ESP8266 into a web server and a lot more.
Where to buy?
You can click here to get this module on eBay for less than $4.
Wiring:
- RX -> TX
- TX -> RX
- CH_PD -> 3.3V
- GPIO 0 -> GND
- VCC -> 3.3V
- GND -> GND
Downloading NodeMCU Flasher for Windows
After wiring your circuit, you have to download the NodeMCU flasher. It’s a .exe file that you can download using one of the following links:
You can click here to find all the information about NodeMCU flasher.
Flashing your ESP8266
Open the flasher that you just downloaded and a window should appear (as shown in the following figure).
Press the button “Flash” and it should start the flashing process immediately (You might have to change some of the settings on the Advanced tab). After finishing this process, it should appear a green circle with a check icon.
Schematics
Now follow the schematics bellow to create your web server to control two LEDs.
For more detail: ESP8266 Web Server Tutorial
