HiLetgo 1PC ESP8266 NodeMCU CP2102 ESP-12E Development Board Open Source Serial Module Works Great for Arduino IDE/Micropython (Small)

(234 Reviews)

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$7.99

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(20000 available )

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Reviews
  • Steve

    > 24 hour

    Holy cow, you cant beat these things. I flashed it with micropython and use it as an IoT weather station on my porch. My past experience has been with an Arduino Uno and the versatility and price of these beat it in every way.

  • dudenugget2000

    > 24 hour

    WiFi does not work, piece of garbage. Edit: Customer Service was wonderful and refunded my order, I will be purchasing another which will hopefully work, I will update my review once I receive it but for now will keep it at 3 stars

  • Zak

    > 24 hour

    its fun and works great. going to use these and create a little wifi mesh (IoT) for all sorts of things around my home

  • ET

    > 24 hour

    Cool little boards. Using them for Christmas decorations.

  • jason

    > 24 hour

    Product was dead on arrival it wont even power on

  • dadofrugrats64

    > 24 hour

    great

  • Robert D

    > 24 hour

    Great board and so easy to work with - just remember it is only 3.3V.

  • Andre

    > 24 hour

    Has been working perfectly for the past few months

  • Josh

    > 24 hour

    These were a bit more finicky than my last set. Esphome flasher via windows would not work no matter what I tried. Ended up flashing them from Ubuntu which worked great and with no issues. Loaded the latest WLED and so far is working perfect.

  • Matthew

    > 24 hour

    Small, assembly quality seems great, powerful little tool and even Arduino compatible. i will be buying more of these most likely, easy way to add wireless control or data transmission for in-home projects.

Description:
ESP8266 is a highly integrated chip designed for the needs of a new connected world. It offers a complete and self-contained networking solution, allowing it to either host the application or to offload from another application processor.

Instruction & Steps of How to use:
1. Download the Arduino IDE, the latest version.
2. Install the IDE
3. Set up your Arduino IDE as: Go to File->Preferences and copy the URL below to get the ESP board manager extensions: arduino.esp8266.com/stable/package_esp8266com_index.json
4. Go to Tools > Board > Board Manager> Type "esp8266" and download the Community esp8266 and install.
5. Set up your chip as: Tools -> Board -> NodeMCU 1.0 (ESP-12E Module) Tools -> Flash Size -> 4M (3M SPIFFS) Tools -> CPU Frequency -> 80 Mhz Tools -> Upload Speed -> 921600 Tools-->Port--> (whatever it is)
6. Download and run the 32 bit flasher exe at Github(Search for nodemcu/nodemcu-flasher/tree/master/ at Github) github.com/nodemcu/nodemcu-flasher/tree/master/Win32/Release Or download and run the 64 bit flasher exe at: github.com/nodemcu/nodemcu-flasher/tree/master/Win64/Release
7. In Arduino IDE, look for the old fashioned Blink program. Load, compile and upload. 8. Go to FILE> EXAMPLES> ESP8266> BLINK, it will start blinking.

Data download access to the website: http://www.nodemcu.com/index_en.html
Firmware link: https://github.com/nodemcu/nodemcu-firmware

Note: Please contact us if you need the driver or meet any issue when using. We provide 100% satisfication service for customers.

Package included:
1* HiLetgo ESP8266 NodeMCU LUA CP2102 Development Board

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